John Deere Lawn Mower GM1190R User Manual

O P E R A T O R ’ S M A N U A L  
GROOMING MOWERS  
GM1190R  
WPMAN0142 (Rev. 2/27/2006)  
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TABLE OF CONTENTS  
INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Inside Front Cover  
SPECIFICATIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2  
GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2  
SAFETY RULES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 6  
SAFETY DECALS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 8  
OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9  
OWNER SERVICE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13  
TROUBLE SHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 - 18  
DEALER SERVICE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19  
ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26  
DEALER CHECK LISTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30  
INDEX TO PARTS LISTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31  
BOLT TORQUE CHART . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41  
BOLT SIZE CHART. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42  
ABBREVIATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42  
INDEX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43  
REPLACEMENT PARTS WARRANTY . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44  
PRODUCT WARRANTY . . . . . . . . . . . . . . . . . . . . . . . . . . . Inside Back Cover  
(Rev. 7/6/2007)  
WPMAN0142 (Rev. 9/1/2004)  
Introduction 1  
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SPECIFICATIONS  
Hitch. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-Point, Category 1  
Cutting Width . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .90 in. (2.29 m)  
Cutting Height Range. . . . . . . . . . . . . . . . . . . . . . . 1-1/2 - 8 in. (38 - 203 mm)  
Operating Weight (approximate) . . . . . . . . . . . . . . . . . . . . . 1200 lbs (544 kg)  
Blade Speed (per minute) . . . . . . . . . . . . . . . . . . . . . . . . . .15,569 ft (4745 m)  
Blade Speed (rpm) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1,926  
Blades Spindles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3  
Number of Blades . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6  
Universal Drive Series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ASAE Cat. 4  
Caster Wheels . . . . . . . 13 x 5 x 10 in. (330 x 127 x 254 mm) Solid Rib Tread  
-or-  
13 x 5-6 Pneumatic Tire  
Tractor PTO Speed RPM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 540  
Recommended Maximum Tractor Horsepower . . . . . . . . . . . . . . . . . . . . . . 50  
Mower Frame Thickness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Gauge  
GENERAL INFORMATION  
The purpose of this manual is to assist you in operating  
and maintaining your mower. Read it carefully. It fur-  
nishes information and instructions that will help you  
achieve years of dependable performance. These  
instructions have been compiled from extensive field  
experience and engineering data. Some information  
may be general in nature due to unknown and varying  
operating conditions. However, through experience  
and these instructions, you should be able to develop  
procedures suitable to your particular situation.  
detail. We reserve the right to redesign and change the  
machines as may be necessary without notification.  
WARNING  
Some illustrations in this manual show the  
mower with safety shields removed to provide a  
better view. The mower should never be operated  
with any safety shielding removed.  
Throughout this manual, references are made to right  
and left direction. These are determined by standing  
behind the equipment facing the direction of forward  
travel. Blade rotation is counter-clockwise as viewed  
from the top of the mower.  
The illustrations and data used in this manual were cur-  
rent at the time of printing, but due to possible inline  
production changes, your machine may vary slightly in  
(Rev. 7/6/2007)  
WPMAN0142 (Rev. 9/1/2004)  
2 Introduction  
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SAFETY RULES  
ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED!  
Air in hydraulic systems can cause erratic oper-  
ation and allows loads or equipment components  
to drop unexpectedly. When connecting equipment  
or hoses or performing any hydraulic maintenance,  
Safety is a primary concern in the design and  
manufacture of our products. Unfortunately, our  
efforts to provide safe equipment can be wiped  
out by an operator’s single careless act.  
purge any air in hydraulic system by operating all  
hydraulic functions several times. Do this before  
putting into service or allowing anyone to  
approach the equipment.  
In addition to the design and configuration of  
equipment, hazard control and accident preven-  
tion are dependent upon the awareness, concern,  
judgement, and proper training of personnel  
involved in the operation, transport, maintenance  
and storage of equipment.  
Make sure all hydraulic hoses, fittings, and  
valves are in good condition and not leaking before  
starting power unit or using equipment. Check and  
route hoses carefully to prevent damage. Hoses  
must not be twisted, bent sharply, kinked, frayed,  
pinched, or come into contact with any moving  
parts. Operate moveable components through full  
operational range to check clearances. Replace  
any damaged hoses immediately.  
It has been said “The best safety device is an  
informed, careful operator.” We ask you to be that  
kind of operator.  
TRAINING  
Safety instructions are important! Read all  
attachment and power unit manuals; follow all  
safety rules and safety decal information. (Replace-  
ment manuals and safety decals are available from  
your dealer.) Failure to follow instructions or safety  
rules can result in serious injury or death.  
Always wear relatively tight and belted clothing  
to avoid getting caught in moving parts. Wear  
sturdy, rough-soled work shoes and protective  
equipment for eyes, hair, hands, hearing, and head;  
and respirator or filter mask where appropriate.  
When attaching a pull-type unit to the tractor  
drawbar, always use a high-strength drawbar pin.  
The drawbar pin must have a device that will lock it  
into position. Secure safety chain to attachment  
and tractor.  
If you do not understand any part of this manual  
and need assistance, see your dealer.  
Know your controls and how to stop engine and  
attachment quickly in an emergency.  
Make sure attachment is properly secured,  
adjusted, and in good operating condition.  
Operators must be instructed in and be capable  
of the safe operation of the equipment, its attach-  
ments, and all controls. Do not allow anyone to  
operate this equipment without proper instruc-  
tions.  
Make sure spring-activated locking pin or collar  
slides freely and is seated firmly in tractor PTO  
spline groove.  
Keep hands and body away from pressurized  
lines. Use paper or cardboard, not hands or other  
body parts to check for leaks. Wear safety goggles.  
Hydraulic fluid under pressure can easily penetrate  
skin and will cause serious injury or death.  
Make sure driveline shield tether chains are  
attached to the tractor and equipment as shown in  
this manual. Replace if damaged or broken. Check  
that driveline guards rotate freely on driveline  
before putting equipment into service.  
Make sure that all operating and service person-  
nel know that if hydraulic fluid penetrates skin, it  
must be surgically removed as soon as possible by  
a doctor familiar with this form of injury or gan-  
grene, serious injury, or death will result. CON-  
TACT A PHYSICIAN IMMEDIATELY IF FLUID  
ENTERS SKIN OR EYES. DO NOT DELAY.  
Before starting power unit, check all equipment  
driveline guards for damage. Replace any damaged  
guards. Make sure all guards rotate freely on all  
drivelines. If guards do not rotate freely on drive-  
lines, repair and replace bearings before putting  
equipment into service.  
Inspect chain, rubber, belt, or curtain shielding  
Never allow children or untrained persons to  
before each use. Replace if damaged.  
operate equipment.  
Power unit must be equipped with ROPS or  
ROPS cab and seat belt. Keep seat belt securely  
fastened. Falling off power unit can result in death  
from being run over or crushed. Keep foldable  
ROPS system in “locked up” position at all times.  
(Safety Rules continued on next page)  
PREPARATION  
Check that all hardware is properly installed.  
Always tighten to torque chart specifications  
unless instructed otherwise in this manual.  
GM1190R SR (9/1/2004)  
Safety 3  
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SAFETY RULES  
ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED!  
(Safety Rules continued from previous page)  
Do not operate PTO during transport.  
Remove accumulated debris from this equip-  
ment, power unit, and engine to avoid fire hazard.  
Look down and to the rear and make sure area  
is clear before operating in reverse.  
Make sure all safety decals are installed.  
Replace if damaged. (See Safety Decals section for  
location.)  
Do not operate or transport on steep slopes.  
Do not operate or transport equipment while  
under the influence of alcohol or drugs.  
Make sure shields and guards are properly  
installed and in good condition. Replace if damaged.  
OPERATION  
Do not put this equipment into service unless all  
side skids are properly installed and in good condi-  
tion. Replace if damaged.  
Keep bystanders away from equipment.  
Never go underneath equipment (lowered to the  
ground or raised) unless it is properly blocked and  
secured. Never place any part of the body under-  
neath equipment or between moveable parts even  
when the engine has been turned off. Hydraulic  
system leak down, hydraulic system failures,  
mechanical failures, or movement of control levers  
can cause equipment to drop or rotate unexpect-  
edly and cause severe injury or death. Follow Oper-  
ator's Manual instructions for working underneath  
and blocking requirements or have work done by a  
qualified dealer.  
A minimum 20% of tractor and equipment  
weight must be on the tractor front wheels when  
attachments are in transport position. Without this  
weight, tractor could tip over, causing personal  
injury or death. The weight may be attained with a  
loader, front wheel weights, ballast in tires or front  
tractor weights. Weigh the tractor and equipment.  
Do not estimate.  
Inspect and clear area of stones, branches, or  
other hard objects that might be thrown, causing  
injury or damage.  
Never direct discharge toward people, animals,  
On pull-type or semi-mounted units with  
optional hydraulic cutting height adjustment, use a  
single-acting cylinder with a maximum extended  
length of 28-1/4" (718 mm) from attaching point  
center to center.  
or property.  
Do not operate or transport equipment while  
under the influence of alcohol or drugs.  
Operate only in daylight or good artificial light.  
Keep hands, feet, hair, and clothing away from  
equipment while engine is running. Stay clear of all  
moving parts.  
TRANSPORTATION  
Power unit must be equipped with ROPS or  
ROPS cab and seat belt. Keep seat belt securely  
fastened. Falling off power unit can result in death  
from being run over or crushed. Keep foldable  
ROPS system in “locked up” position at all times.  
Always comply with all state and local lighting  
and marking requirements.  
Never allow riders on power unit or attachment.  
Power unit must be equipped with ROPS or  
ROPS cab and seat belt. Keep seat belt securely  
fastened. Falling off power unit can result in death  
from being run over or crushed. Keep foldable  
ROPS system in “locked up” position at all times.  
A minimum 20% of tractor and equipment  
weight must be on the tractor front wheels when  
attachments are in transport position. Without this  
weight, tractor could tip over, causing personal  
injury or death. The weight may be attained with a  
loader, front wheel weights, ballast in tires or front  
tractor weights. Weigh the tractor and equipment.  
Do not estimate.  
Always sit in power unit seat when operating  
controls or starting engine. Securely fasten seat  
belt, place transmission in neutral, engage brake,  
and ensure all other controls are disengaged  
before starting power unit engine.  
Always raise unit and install transport locks  
before transporting. Leak down or failure of  
mechanical or hydraulic system can cause equip-  
ment to drop.  
Operate tractor PTO at 540 RPM. Do not exceed.  
Do not operate PTO during transport.  
Never exceed 20 mph (32.2 km/h) during trans-  
port.  
Look down and to the rear and make sure area  
is clear before operating in reverse.  
Always comply with all state and local lighting  
and marking requirements.  
Do not operate or transport on steep slopes.  
Never allow riders on power unit or attachment.  
(Safety Rules continued on next page)  
(Rev. 4/13/2005)  
GM1190 SR (9/1/2004)  
4 Safety  
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SAFETY RULES  
ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED!  
(Safety Rules continued from previous page)  
Hydraulic system leak down and failure of mechan-  
ical system can cause equipment to drop.  
Do not stop, start, or change directions sud-  
denly on slopes.  
Before working underneath, carefully read Oper-  
ator’s Manual instructions, disconnect driveline,  
raise mower, securely block up all corners with  
jackstands, and check stability. Secure blocking  
prevents equipment from dropping due to hydrau-  
lic leak down, hydraulic system failures, or  
mechanical component failures.  
Use extreme care and reduce ground speed on  
slopes and rough terrain.  
Watch for hidden hazards on the terrain during  
operation.  
Stop power unit and equipment immediately  
upon striking an obstruction. Turn off engine,  
remove key, inspect, and repair any damage before  
resuming operation.  
Do not modify or alter or permit anyone else to  
modify or alter the equipment or any of its compo-  
nents in any way.  
Your dealer can supply original equipment  
hydraulic accessories and repair parts. Substitute  
parts may not meet original equipment specifica-  
tions and may be dangerous.  
Before dismounting power unit or performing  
any service or maintenance, follow these steps:  
disengage power to equipment, lower the 3-point  
hitch and all raised components to the ground,  
operate valve levers to release any hydraulic pres-  
sure, set parking brake, stop engine, remove key,  
and unfasten seat belt.  
To prevent contamination during maintenance  
and storage, clean and then cover hose ends, fit-  
tings, and hydraulic ports with tape.  
On pull-type models, before working under-  
neath, raise mower, install transport lock, and  
securely block up all four corners of mower.  
Hydraulic system leak down and failure of mechan-  
ical system can cause equipment to drop.  
Always wear relatively tight and belted clothing  
to avoid getting caught in moving parts. Wear  
sturdy, rough-soled work shoes and protective  
equipment for eyes, hair, hands, hearing, and head;  
and respirator or filter mask where appropriate.  
Before working underneath, carefully read Oper-  
ator’s Manual instructions, disconnect driveline,  
raise mower, securely block up all corners with  
jackstands, and check stability. Secure blocking  
prevents equipment from dropping due to hydrau-  
lic leak down, hydraulic system failures, or  
mechanical component failures.  
Never go underneath equipment (lowered to the  
ground or raised) unless it is properly blocked and  
secured. Never place any part of the body under-  
neath equipment or between moveable parts even  
when the engine has been turned off. Hydraulic  
system leak down, hydraulic system failures,  
mechanical failures, or movement of control levers  
can cause equipment to drop or rotate unexpect-  
edly and cause severe injury or death. Follow Oper-  
ator's Manual instructions for working underneath  
and blocking requirements or have work done by a  
qualified dealer.  
Before performing any service or maintenance,  
disconnect driveline from tractor PTO.  
On pull-type or semi-mounted units with  
optional hydraulic cutting height adjustment, use a  
single-acting cylinder with a maximum extended  
length of 28-1/4" (718 mm) from attaching point  
center to center.  
Make sure attachment is properly secured,  
adjusted, and in good operating condition.  
Keep all persons away from operator control  
area while performing adjustments, service, or  
maintenance.  
MAINTENANCE  
Before dismounting power unit or performing  
any service or maintenance, follow these steps:  
disengage power to equipment, lower the 3-point  
hitch and all raised components to the ground,  
operate valve levers to release any hydraulic pres-  
sure, set parking brake, stop engine, remove key,  
and unfasten seat belt.  
Make certain all movement of equipment com-  
ponents has stopped before approaching for ser-  
vice.  
Frequently check blades. They should be sharp,  
free of nicks and cracks, and securely fastened.  
Do not handle blades with bare hands. Careless  
or improper handling may result in serious injury.  
On pull-type models, before working under-  
neath, raise mower, install transport lock, and  
securely block up all four corners of mower.  
(Safety Rules continued on next page)  
(Rev. 4/13/2005)  
GM1190R SR (9/1/2004)  
Safety 5  
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SAFETY RULES  
ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED!  
(Safety Rules continued from previous page)  
Wear gloves when installing belt. Be careful to  
prevent fingers from being caught between belt  
and pulley.  
Your dealer can supply genuine replacement  
blades. Substitute blades may not meet original  
equipment specifications and may be dangerous.  
Use care when installing or removing belt from  
spring-loaded idler. Springs store energy when  
extended and, if released suddenly, can cause per-  
sonal injury.  
Tighten all bolts, nuts, and screws to torque  
chart specifications. Check that all cotter pins are  
installed securely to ensure equipment is in a safe  
condition before putting unit into service.  
STORAGE  
Make sure all safety decals are installed.  
Replace if damaged. (See Safety Decals section for  
location.)  
Block equipment securely for storage.  
Keep children and bystanders away from stor-  
age area.  
Make sure shields and guards are properly  
installed and in good condition. Replace if damaged.  
SAFETY & INSTRUCTIONAL DECALS  
ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED!  
Replace Immediately If Damaged!  
12 - WP57123  
PRODUCT IDENTIFICATION NUMBER  
Red Rear Reflector  
6
12  
8
LENEXA, KS, U.S.A.  
10  
1 - Serial Number Plate  
6
5
9
12  
5
1
7
6
11  
7
CD5946-V  
10  
4
3
2
BE CAREFUL!  
Use a clean, damp cloth to clean safety decals.  
Avoid spraying too close to decals when using a pressure washer; high-pressure water can  
enter through very small scratches or under edges of decals causing them to peel or come off.  
Replacement safety decals can be ordered free from your dealer.  
(Safety Decals continued on next page)  
(Rev. 4/13/2005)  
GM1190 SR (9/1/2004)  
6 Safety  
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SAFETY & INSTRUCTIONAL DECALS  
ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED!  
Replace Immediately If Damaged!  
(Safety Decals continued from previous page)  
WARNING  
WARNING  
TO AVOID SERIOUS INJURY OR DEATH:  
Read Operator's Manual before operating,  
servicing or repairing equipment. Follow all  
safety rules and instructions. (Manuals are  
available from your selling dealer.)  
Never allow riders.  
Keep bystanders away from equipment during  
operation.  
FALLING OFF CAN RESULT IN BEING RUN OVER.  
Tractor must be equipped with ROPS (or ROPS CAB) and seat  
belt. Keep foldable ROPS systems in “locked up” position at all  
times.  
Operate from tractor seat only.  
Keep all shields in place and in good condition.  
Buckle Up! Keep seat belt securely fastened.  
Allow no riders.  
Lower equipment to ground, stop engine,  
remove key and set brake before dismounting  
tractor.  
Never allow children or untrained persons to  
operate equipment.  
RAISED EQUIPMENT CAN DROP AND CRUSH.  
Before working underneath, follow all instructions and safety rules in  
operator’s manual and securely block up all corners of equipment  
with jack stands.  
Securely blocking prevents equipment dropping from hydraulic leak-  
down, hydraulic system failures or mechanical component failures.  
Do not transport towed or semi-mounted units  
over 20 MPH.  
FALLING OFF OR FAILING TO BLOCK SECURELY CAN  
RESULT IN SERIOUS INJURY OR DEATH.  
FAILURE TO FOLLOW THESE INSTRUCTIONS  
18865--C  
1002423-B  
CAN RESULT IN INJURY OR DEATH.  
2 - WP18865  
3 - WP1002423  
DANGER  
4 - WP18866  
SHIELD MISSING  
WARNING  
DO NOT OPERATE  
PUT SHIELD ON  
5 - WP18867  
18867--B  
540 RPM  
18866-D  
DANGER  
6 - WP15502  
ROTATING DRIVELINE  
WARNING  
CONTACT CAN CAUSE DEATH  
KEEP AWAY!  
DO NOT OPERATE WITHOUT -  
ROTATING COMPONENTS  
Do not operate without cover in place.  
Look and listen for rotation. Do not  
open cover until all components have  
stopped.  
All driveline guards, tractor and  
equipment shields in place  
Drivelines securely attached at both ends  
Driveline guards that turn freely on  
7 - WP18864  
CONTACT WITH ROTATING PARTS  
CAN CAUSE SERIOUS INJURY.  
driveline  
18864-C  
15502--B  
(Safety Decals continued on next page)  
(Rev. 4/13/2005)  
WPMAN0142 (Rev. 9/1/2004)  
Safety 7  
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SAFETY & INSTRUCTIONAL DECALS  
ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED!  
Replace Immediately If Damaged!  
(Safety Decals continued from previous page)  
WARNING  
DANGER  
If shaft connection is visible, shield  
is missing. Replace shield before  
operating equipment.  
1004114  
CRUSHING AND PINCHING HAZARD  
8 - WP1004114  
Be extremely careful handling various parts of  
the machine. They are heavy and hands, fingers,  
feet, and other body parts could be crushed or  
pinched between tractor and implement.  
Operate tractor controls from tractor seat only.  
Do not stand between tractor and implement  
when tractor is in gear.  
Make sure parking brake is engaged before  
going between tractor and implement.  
9 - WP1003751  
Stand clear of machine while in operation or  
when it is being raised or lowered.  
FAILURE TO FOLLOW THESE  
INSTRUCTIONS COULD RESULT IN  
SERIOUS INJURY OR DEATH.  
1003751-A  
10 - WP15503  
33347E  
DANGER  
11 - WP33347  
ROTATING BLADES AND  
THROWN OBJECTS  
Do not put hands or feet under or into mower when  
engine is running.  
Before mowing, clear area of objects that may be  
thrown by blade.  
Keep bystanders away.  
Keep guards in place and in good condition.  
BLADE CONTACT OR THROWN OBJECTS CAN  
CAUSE SERIOUS INJURY OR DEATH.  
15503-C  
WPMAN0142 (Rev. 9/1/2004)  
8 Safety  
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OPERATION  
Safety is a primary concern in the design and  
CAUTION  
manufacture of our products. Unfortunately, our  
efforts to provide safe equipment can be wiped  
out by an operator’s single careless act.  
Stop power unit and equipment immediately  
upon striking an obstruction. Turn off engine,  
remove key, inspect, and repair any damage before  
resuming operation.  
In addition to the design and configuration of  
equipment, hazard control and accident preven-  
tion are dependent upon the awareness, concern,  
judgement, and proper training of personnel  
involved in the operation, transport, maintenance  
and storage of equipment.  
Always wear relatively tight and belted clothing  
to avoid getting caught in moving parts. Wear  
sturdy, rough-soled work shoes and protective  
equipment for eyes, hair, hands, hearing, and head;  
and respirator or filter mask where appropriate.  
It has been said “The best safety device is an  
informed, careful operator.” We ask you to be that  
kind of operator.  
ATTACHING MOWER TO TRACTOR  
Hitch Point Distance and PTO Clearance  
(Figure 1)  
The operator is responsible for the safe operation of  
this mower. The operator must be properly qualified  
and trained. Operators should be familiar with the  
mower, tractor and all safety practices before starting  
operation. Read the Safety Rules and Safety Decals on  
page 3 through page 8.  
This mower is designed for light brush shredding and  
grass mowing. It is especially useful in cane, berry,  
grape and vegetable crops for mowing and shredding  
prunings.  
18 - 21 in.  
(457-533 mm)  
Recommended mowing speed for most conditions is  
from two to five mph.  
Figure 1. PTO to Mounting Point Distance  
DANGER  
The standard drive is intended for use with tractors that  
have from 18 to 21" (457 to 533 mm) between the end  
of the tractor PTO shaft and the mounting pin holes on  
lower lift arms when they are horizontal (refer to Figure  
1).  
Full chain, rubber, or steel band shielding,  
designed to reduce the possibility of thrown  
objects, must be installed when operating in popu-  
lated areas or other areas where thrown objects  
could injure people or damage property. If this  
machine is not equipped with full chain, rubber, or  
steel band shielding, operation must be stopped  
when anyone comes within 300 feet (91.4 m).  
When the PTO/mounting pin distance is less than 18"  
(457 mm), the slip tubes of the PTO shaft can bottom  
out. When it exceeds 21" (533 mm), there may not be  
sufficient engagement when operating on uneven ter-  
rain.  
When the PTO/mounting pin distance is under 18" (457  
mm) or over 21" (533 mm), shorter or longer drives are  
available. Contact your Frontier dealer for assistance.  
WARNING  
Never allow children or untrained persons to  
operate equipment.  
Standard Category 1 mounting pins are used when  
attaching the mower to the tractor. Check to be sure  
the mounting pins are properly torqued to 300 lbs-ft  
(407 Nm).  
Keep bystanders away from equipment.  
Before servicing, adjusting, repairing or unplug-  
ging, stop tractor engine, place all controls in neu-  
tral, set park brake, remove ignition key, and wait  
for all moving parts to stop.  
Attach mower hitch pins to lower tractor lift arms and  
secure. Attach tractor top link to mower top clevis. Con-  
nect driveline to tractor PTO shaft. Top link adjustment  
will be required (refer to instructions on page 11).  
Keep all persons away from operator control  
area while performing adjustments, service, or  
maintenance.  
The standard 1-3/8" 6B spline driveline with a QD yoke  
is used to connect mower to tractor.  
WPMAN0142 (Rev. 9/1/2004)  
Operation 9  
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When driveline is attached to tractor, attach front drive-  
line shield tether chain to the tractor to prevent drive-  
line shield rotation.  
WARNING  
Before working underneath, raise mower to  
highest position and block securely. Blocking up  
prevents mower dropping due to hydraulic leak  
down, hydraulic system failures, or mechanical  
component failures.  
After mower is attached to tractor, carefully raise  
mower and check for driveline clearance between drive  
shielding and front of mower frame; a minimum of 1/2"  
(13 mm) clearance is required. Adjustment to tractor  
upper lift stop may be required to prevent driveline from  
coming in contact with mower frame.  
WARNING  
B
A
Make sure spring-activated locking pin or collar  
slides freely and is seated firmly in tractor PTO  
spline groove.  
CD3954A  
Figure 2. Cutting Height Adjustment  
The cutting height will be the distance between the  
blade and the ground. The blades are approximately 5  
(127 mm) below the top of the mower frame. To check  
cutting height, place a straight edge along top edge of  
mower frame as shown in Figure 2.  
Cutting Height Adjustment for Mounted  
Mowers (Figure 2)  
IMPORTANT  
Avoid very low cutting heights. Striking the  
ground with blades produces one of the most dam-  
aging shock loads a mower can encounter. Allow-  
ing blades to contact ground repeatedly, will cause  
damage to mower and drive.  
Measure from bottom of straightedge to the ground at  
locations “A” and “B”. Subtract 5" (127 mm) from mea-  
surement “B” to determine cutting height.  
Remember, measurement at location “A” should be at  
least 1/4" (6 mm) greater than location “B”, and not  
more than 1/2" (13 mm) greater than location “B”.  
WARNING  
Cutting Height Adjustment with Front and  
Rear Caster Wheels (Figure 3)  
Keep all persons away from operator control  
area while performing adjustments, service, or  
maintenance.  
Place the front and rear adjustment in corresponding  
lettered holes. Refer to the chart for approximate cut-  
ting height.  
Best mowing results will be obtained with front of  
mower slightly lower than the rear.  
E--H  
E--H  
A
I--L  
A
I--L  
B
B
C
C
D
D
CD3995C  
HOLE NO  
APPROX. CUTTING HEIGHT  
4.00" (102 mm)  
HOLE NO  
APPROX. CUTTING HEIGHT  
1.00" (25 mm)  
G
H
I
A
B
C
D
E
F
4.50" (114 mm)  
1.50" (38 mm)  
5.00" (127 mm)  
2.00" (51 mm)  
J
6.00" (152 mm)  
2.50" (64 mm)  
K
L
7.00" (178 mm)  
3.00" (76 mm)  
8.00" (203 mm)  
3.50" (89 mm)  
Figure 3. Cutting Height Adjustment with Front Caster Wheels  
WPMAN0142 (Rev. 9/1/2004)  
10 Operation  
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___ Check to ensure blades are sharp, in good condi-  
tion, and installed correctly. Replace if damaged.  
Top Link Adjustment (Figure 4)  
When the cutting height is adjusted, adjust tractor top  
link until mower top link attachment point “A” is aligned  
vertically with mower hitch pin “B”.  
___ Check that equipment is properly and securely  
attached to tractor.  
___ Make sure driveline spring-activated locking pin or  
collar slides freely and is seated firmly in tractor  
PTO spline groove.  
1
___ Before starting tractor, check all equipment drive-  
line guards for damage and make sure they rotate  
freely on all drivelines. Replace any damaged  
guards. If guards do not rotate freely on drivelines,  
repair and replace bearings before operating.  
A
B
___ Make sure the driveline guards and tether chains  
are in good condition. Guards must rotate freely  
on driveline. Fasten tether chains as instructed to  
the tractor and the equipment.  
CD3944  
1. Tractor top link  
A. Mower top link  
attachment point  
B. Mower hitch pin  
___ Inspect area and remove stones, branches or  
other hard objects that might be thrown, causing  
injury or damage.  
Figure 4. Top Link Adjustment  
___ Do not allow riders.  
Tractor Stability (Figure 5)  
___ Check all lubrication points and grease as  
instructed in “Service, lubrication information”.  
Make sure the PTO slip joint is lubricated and that  
the gearbox fluid levels are correct.  
WARNING  
A minimum 20% of tractor and equipment  
weight must be on the tractor front wheels when  
attachments are in transport position. Without this  
weight, tractor could tip over, causing personal  
injury or death. The weight may be attained with a  
loader, front wheel weights, ballast in tires or front  
tractor weights. Weigh the tractor and equipment.  
Do not estimate.  
___ Set tractor PTO at correct rpm for your equipment.  
___ Check that all hydraulic hoses and fittings are in  
good condition and not leaking before starting  
tractor. Check that hoses are not twisted, bent  
sharply, kinked, frayed or pulled tight. Replace any  
damaged hoses immediately.  
___ Raise and lower equipment to make sure air is  
purged from hydraulic cylinders and hoses.  
___ Make sure tractor ROPS or ROPS CAB and seat  
belt are in good condition. Keep seat belt securely  
fastened during operation.  
___ Before starting engine, operator must be in tractor  
seat with seat belt fastened. Place transmission in  
neutral or park, engage brake and disengage trac-  
tor PTO.  
CD3956  
STARTING AND STOPPING MOWER  
Figure 5. Tractor Stability  
Power for operating the mower is supplied by tractor  
PTO. Do not exceed tractor manufacturer's rated PTO  
speed of 540 rpm maximum. Know how to stop tractor  
and mower quickly in case of an emergency.  
PRE-OPERATION CHECK LIST  
(OWNER RESPONSIBILITY)  
___ Review and follow all safety rules and safety decal  
instructions on page 3 through page 8.  
Should mower become plugged, causing belt to slip,  
immediately maneuver equipment into a previously cut  
area and allow mower to clear accumulated material.  
Continue running at least two minutes, allowing pulleys  
to cool. Stopping the mower with belt in contact with a  
very hot pulley will bake and ruin belt.  
___ Check that all safety decals are installed and in  
good condition. Replace if damaged.  
___ Check that all shields and guards are properly  
installed and in good condition. Replace if dam-  
aged.  
___ Check that all hardware and cotter pins are prop-  
erly installed and secured.  
CAUTION  
WPMAN0142 (Rev. 9/1/2004)  
Operation 11  
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Stop power unit and equipment immediately  
upon striking an obstruction. Turn off engine,  
remove key, inspect, and repair any damage before  
resuming operation.  
Optional Blades  
The mower is equipped with free-swinging suction type  
blades as standard equipment when shipped from the  
factory. If you are operating in a sandy area or where  
high abrasive wear occurs and causes damage to the  
fin of the standard suction type blade, an optional low  
suction type blade is available.  
OPERATING TECHNIQUE  
Proper ground speed will depend upon the terrain and  
the height, type and density of material to be cut. Nor-  
mally, ground speed will range from two to five mph.  
Tall dense material should be cut at a low speed, while  
thin medium-height material can be cut at a higher  
ground speed.  
Optional Front Roller  
The tailwheels and side skids effectively reduce scalp-  
ing in most cases. However, you may encounter areas  
where the tailwheels and/or side skids drop into  
depressions and allow center of mower to contact  
ground and scalp. An optional front roller may be  
installed to minimize scalping.  
Always operate tractor PTO at 540 rpm; this is neces-  
sary to maintain proper blade speed and produce a  
clean cut.  
Under certain conditions, tractor tires may roll some  
grass down and prevent it from being cut at the same  
height as the surrounding area. When this occurs,  
reduce tractor ground speed but maintain 540 rpm PTO  
speed. The lower ground speed will permit grass to at  
least partially rebound.  
Uneven Terrain  
WARNING  
Do not operate or transport on steep slopes.  
Under some conditions, grass will not rebound enough  
to be cut evenly. In general, lower cutting heights give a  
more even cut with less tendency to leave tire tracks.  
However, it is better to cut grass frequently rather than  
too short. Short grass deteriorates rapidly in hot  
weather and invites weed growth during growing sea-  
sons. Follow local recommendations for the suitable  
cutting height in your area.  
Do not stop, start, or change directions sud-  
denly on slopes.  
Use extreme care and reduce ground speed on  
slopes and rough terrain.  
Watch for hidden hazards on the terrain during  
operation.  
Tips  
REMOVING MOWER FROM TRACTOR  
Place tractor and mower on a solid level surface. Raise  
mower and block securely.  
WARNING  
Disengage PTO, set parking brake, stop engine and  
remove key.  
Inspect and clear area of stones, branches, or  
other hard objects that might be thrown, causing  
injury or damage.  
STORAGE  
Extremely tall material should be cut twice. Cut mate-  
rial higher the first pass. Then cut at desired height, at  
90° to first pass.  
Clean equipment before storage. See instructions on  
page 16.  
Remember, sharp blades produce cleaner cuts and  
require less power.  
WARNING  
Analyze area to be cut to determine best procedure.  
Consider height and type of material and terrain type:  
hilly, level or rough.  
Block equipment securely for storage.  
Keep children and bystanders away from stor-  
age area.  
Plan your mowing pattern to travel straight forward  
whenever possible.  
WPMAN0142 (Rev. 9/1/2004)  
12 Operation  
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OWNER SERVICE  
jackstands under wheels, axles, or wheel supports  
because these components can rotate.  
Safety is a primary concern in the design and  
manufacture of our products. Unfortunately, our  
efforts to provide safe equipment can be wiped  
out by an operator’s single careless act.  
Do not work underneath unless it is properly attached  
to tractor (see Operation section), the brakes set, key  
removed, and the mower blocked securely. The  
mounted unit will be anchored to minimize side to side  
and front to rear movement. The pull-type unit will be  
anchored front to rear.  
In addition to the design and configuration of  
equipment, hazard control and accident preven-  
tion are dependent upon the awareness, concern,  
judgement, and proper training of personnel  
involved in the operation, transport, maintenance  
and storage of equipment.  
Tighten tractor lower 3-point arm anti-sway mecha-  
nisms to prevent side to side movement.  
When blocking, you must consider overall stability of  
the unit. Just placing jackstands under the unit will not  
ensure your safety. The working surface must be level  
and solid to support the weight on the jackstands.  
Ensure jackstands are stable both top and bottom, and  
mower is approximately level. With full mower weight  
lowered on jackstands, test blocking stability before  
working underneath mower.  
It has been said “The best safety device is an  
informed, careful operator.” We ask you to be that  
kind of operator.  
WARNING  
Before servicing, adjusting, repairing or unplug-  
ging, stop tractor engine, place all controls in neu-  
tral, set park brake, remove ignition key, and wait  
for all moving parts to stop.  
Keep all persons away from operator control  
area while performing adjustments, service, or  
maintenance.  
CAUTION  
Your dealer can supply original equipment  
hydraulic accessories and repair parts. Substitute  
parts may not meet original equipment specifica-  
tions and may be dangerous.  
CD4015  
Figure 6. Jackstand Placement  
(Tractor and connection not shown)  
Always wear relatively tight and belted clothing  
to avoid getting caught in moving parts. Wear  
sturdy, rough-soled work shoes and protective  
equipment for eyes, hair, hands, hearing, and head;  
and respirator or filter mask where appropriate.  
LUBRICATION INFORMATION (Figure 7)  
Figure 7 shows the lubrication points. The accompany-  
ing chart gives the frequency of lubrication in operating  
hours, based on normal conditions. Severe or unusual  
conditions may require more frequent lubrication.  
The information in this section is written for operators  
who possess basic mechanical skills. Should you need  
help, your dealer has trained service technicians avail-  
able. For your protection, read and follow all safety  
information in this manual.  
Do not let excess grease collect on or around parts,  
particularly when operating in sandy areas.  
Use SAE 90W gear lube in gearbox. Check gearbox  
daily for evidence of leakage at both seals and the gas-  
ket between the housing and cover. If leakage is noted,  
repair immediately. There may be a small amount of  
lube emitted from the vent plug; this is not considered  
leakage. Check the gearbox every day using the dip-  
stick. Oil level is to be up to the ring but not over. Over-  
filling the gearbox will cause the excess gear lube to  
blow out vent plug. The gear lube could then ruin the  
belt.  
NOTE: Clean off mower deck before servicing.  
BLOCKING METHODS  
Jackstands, with a load rating of 1,000 pounds (454 kg)  
or more, are the only approved blocking device for this  
mower. A minimum of four jackstands, located under  
the mower as shown in Figure 6, must be installed  
before working underneath this unit. Do not position  
WPMAN0142 (Rev. 9/1/2004)  
Owner Service 13  
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4
11  
5
4
15  
4
14  
3
2
5
12  
12  
5
4
6
13  
1
CD3946C-- Va r  
5
REF NO  
DESCRIPTION  
FREQUENCY  
REF NO  
DESCRIPTION  
FREQUENCY  
8 hrs  
1
2
3
Front U-Joint  
Rear U-Joint  
8 hrs  
8 hrs  
6
Slip Joint Zerk  
11  
12  
13  
14  
15  
Ratchet Adjustment Link  
Shield Bearing  
100 hrs  
8 hrs  
Gearbox, Cover half of horizontal  
shaft with SAE 90W gear lube  
Check  
Daily  
Left Blade Spindle  
Center Blade Spindle  
Right Blade Spindle  
10 hrs  
4
5
Tailwheel Pivot Arm  
Tailwheel Bearings  
8 hrs  
10 hrs  
250 hrs  
Repack  
10 hrs  
Figure 7. Lubrication Points  
Use a lithium grease of No. 2 consistency with a MOLY  
(molybdenum disulfide) additive for all locations. Be  
sure to clean fittings thoroughly before attaching  
grease gun. When applied according to the lubrication  
chart, one good pump of most guns is sufficient. Do not  
overgrease.  
Driveline shield bearings (12) must be greased every  
eight hours. This operation requires a needle point  
adapter for a grease gun. Insert the needle point into  
the bearing hole and apply one good pump.  
BELT REPLACEMENT (Figure 8)  
Daily lubrication of the driveline slip joint is necessary.  
Failure to maintain proper lubrication can result in dam-  
age to U-joints, gearbox, tractor PTO and/or the mower  
driveline.  
One of the major causes of belt failure is improper  
installation. Before a new belt is installed, check pulley  
shafts and bearings for wear. Check pulley grooves for  
cleanliness. Make sure spindles turn freely and without  
wobble. If grooves require cleaning, use a cloth moist-  
ened with a non-flammable, non-toxic degreasing  
agent or commercial detergent and water.  
Disconnect driveline from the tractor.  
To lubricate driveline slip joint, insert a grease gun  
through shield slots (keep fingers out of slots to prevent  
injury) and apply grease to grease fitting. Move drive-  
line in and out to distribute grease over the entire work-  
ing area.  
Avoid excessive force during installation. Do not use  
tools to pry belt into pulley groove. Do not roll belt over  
pulleys to install. This can cause hidden damage and  
premature belt failure.  
Connect driveline to tractor.  
WPMAN0142 (Rev. 9/1/2004)  
14 Owner Service  
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CD3947A  
H
D
E
B
G
F
C
A
1/8"  
(3 mm)  
Figure 8. Belt Installation  
CHAIN SHIELDING REPAIR  
IMPORTANT  
Use care when installing or removing belt from  
spring-loaded idler in step 6. Springs store energy  
when extended and, if released suddenly, can  
cause personal injury.  
DANGER  
Full chain, rubber, or steel band shielding,  
designed to reduce the possibility of thrown  
objects, must be installed when operating in popu-  
lated areas or other areas where thrown objects  
could injure people or damage property. If this  
machine is not equipped with full chain, rubber, or  
steel band shielding, operation must be stopped  
when anyone comes within 300 feet (91.4 m).  
Belt replacement is accomplished in these steps:  
1. Loosen nut and swing belt guide G away from pul-  
ley F.  
2. Loosen nut on eyebolt H to relax tension in spring.  
3. Slide belt under and around drive pulley A.  
4. Route belt around pulley F, idler E and pulley D as  
Inspect chain shielding each day of operation and  
replace any broken or missing chains as required.  
shown.  
5. Make sure belt is on drive pulley A and route belt  
around spring-loaded idler C.  
SIDE SKID REPAIR (Figure 9)  
6. Grasp belt between spindle pulley B, spring-loaded  
idler C and spindle pulley D. Pull spring-loaded idler  
with belt and route belt over pulley B.  
Side skids are replaceable. Check them periodically  
and replace as necessary.  
7. Tighten nut on eyebolt H. Make sure spring-loaded  
1. Side skid bar  
idler arm pivots freely with belt installed.  
2. 3/8 x 1-1/4"  
8. Set belt guide G 1/8" (3 mm) away from belt.  
Clipped head bolt  
Tighten to 85 lbs-ft (85 Nm).  
3. 3/8" Lockwasher  
4. 3/8" Hex locknut  
SHEAR BOLT REPLACEMENT  
4
3
IMPORTANT  
Always use approved 1/2" NC x 3" grade 2 shear  
bolt as a replacement part. Using a hardened bolt  
or shear pin may result in damage to driveline or  
gearbox.  
CD3965  
1
2
Rotate driveline to align holes in yoke and shaft. Install  
shear bolt and secure with locknut.  
Figure 9. Side Skid Repair  
WPMAN0142 (Rev. 9/1/2004)  
Owner Service 15  
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BLADE SERVICING  
CAUTION  
Your dealer can supply genuine replacement  
blades. Substitute blades may not meet original  
equipment specifications and may be dangerous.  
1. Blade spindle  
2. Blade  
Make certain all movement of equipment com-  
ponents has stopped before approaching for ser-  
vice.  
Low suction and general purpose suction blades are  
available. Use low suction blades in sandy areas where  
abrasive action could cause excessive blade wear.  
General purpose suction blades are recommended for  
all other applications.  
3. Blade pin  
4. Blade lock  
5. 1/2 x 3/4"  
Nylok bolt  
Figure 11. Blade Installation and Lock  
WHEEL BEARING MAINTENANCE  
Inspect blades before operation for condition and  
ensure they are securely fastened. Replace blades that  
are bent, excessively nicked, worn or have any other  
damage. Small nicks may be ground out when sharp-  
ening.  
At least once each mowing season or 250 hours of  
operation, whichever occurs first, the bearings in the  
tailwheel should be removed, cleaned and repacked.  
Replace bearings and cones if broken or worn exces-  
sively.  
Replace blades on a spindle in pairs; an old blade and  
a new blade may vary excessively in weight and cause  
vibration. Never mix blade types.  
Install the wheel in the wheel yoke and tighten the inner  
nut until there is a slight bearing drag (similar to auto-  
mobile wheels). Hold the inner nut and tighten the lock-  
nut against it to maintain bearing adjustment.  
Blade Sharpening (Figure 10)  
Follow the original sharpening pattern. Make an effort  
to maintain balance on both blades from a spindle by  
grinding the same amount from them. Blades that vary  
excessively in weight can cause vibration.  
CLEANING  
After Each Use  
Remove large debris such as clumps of dirt, grass,  
crop residue, etc. from machine.  
Inspect machine and replace worn or damaged  
parts.  
Replace any safety decals that are missing or not  
readable.  
Periodically or Before Extended Storage  
Clean large debris such as clumps of dirt, grass,  
crop residue, etc. from machine.  
1/16" (2 mm)  
Remove the remainder using a low-pressure water  
spray.  
1. Be careful when spraying near scratched or torn  
safety decals or near edges of decals as water  
spray can peel decal off surface.  
Figure 10. Blade Sharpening  
Blade Removal (Figure 11)  
This mower is equipped with quick change blades.  
Open blade access cover, loosen bolt (5) and rotate  
blade lock (4) to allow for removal of blade pin (3).  
Remove blade (2). Rotate spindle and remove opposite  
blade in same manner.  
2. Be careful when spraying near chipped or  
scratched paint as water spray can lift paint.  
3. If a pressure washer is used, follow the advice  
of the pressure washer manufacturer.  
Inspect machine and replace worn or damaged  
parts.  
Blade Installation (Figure 11)  
Sand down scratches and the edges of areas of  
missing paint and coat with spray paint of matching  
color (purchase from your dealer).  
Make sure to position blade so the cutting edge leads  
in a counter-clockwise rotation. Install blade (2), then  
place blade pin (3) in hole and rotate blade lock (4) to  
secure blade. Tighten bolt (5). Rotate spindle and  
install opposite blade in same manner. Repeat for  
remaining spindles.  
Replace any safety decals that are missing or not  
readable (supplied free by your dealer). See Safety  
Decals section for location drawing.  
WPMAN0142 (Rev. 9/1/2004)  
16 Owner Service  
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TROUBLE SHOOTING  
MOWING CONDITIONS  
PROBLEM  
POSSIBLE CAUSE  
SOLUTION  
Grass cut higher in  
center of swath than at  
edge  
Height of mower higher at rear  
than at front  
Adjust mower height and attitude so that mower  
rear and front are within 1/2" (13 mm) of same  
height. See instructions.  
Grass cut lower in  
center of swath than at  
edge  
Height of mower lower at rear  
than at front  
Adjust mower height and attitude so that mower  
rear and front are within 1/2" (13 mm) of same  
height. See instructions.  
Streaking conditions in  
swath  
Conditions too wet for mowing  
Allow grass to dry before mowing.  
Blades unable to cut that part of  
grass pressed down by path of  
tractor tires  
Slow ground speed of tractor but keep engine run-  
ning at full PTO rpm. Cutting lower will help.  
Dull blades  
Sharpen or replace blades.  
Material discharges  
from mower unevenly;  
bunches of material  
along swath  
Material too high and too much  
material  
Reduce ground speed but maintain 540 rpm at  
tractor PTO, or make two passes over material.  
Raise mower for the first pass and lower to desired  
height for the second and cut at 90 degrees to first  
pass. Raise rear of mower high enough to permit  
material to discharge, but not so high that condi-  
tions listed above occur.  
Grass wet  
Allow grass to dry before mowing. Slow ground  
speed of tractor but keep engine running at full  
PTO rpm. Cutting lower will help.  
Rear of mower too low, trapping Adjust mower height and attitude. (See instruc-  
material under mower  
tions.)  
WPMAN0142 (Rev. 9/1/2004)  
Trouble Shooting 17  
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TROUBLE SHOOTING  
BELT CONDITIONS  
PROBLEM  
Belt slippage  
POSSIBLE CAUSE  
SOLUTION  
Mower overloading; material too tall or  
heavy  
Reduce tractor ground speed but maintain  
full PTO rpm. Cut material twice; one high  
pass and then mow at desired height. Cut  
a partial swath.  
Oil on belt from overlubrication  
Belt hung up or rubbing  
Be careful not to overlubricate. Clean lubri-  
cant from belt and pulleys with clean rag.  
Replace oil-soaked belt.  
Check belt for free travel in pulleys and belt  
guides. Check under mower and around  
blade spindle shafts for wire, rags, or other  
foreign material. Clean all material from  
under mower.  
Frayed edges on cover  
Belt misaligned or belt rubbing guide  
Pulley misalignment  
Re-align belt or guide. Be sure belt does  
not rub any other part while running.  
Inspect to ensure belt is running in center  
of backside idler. Shim idler as necessary  
to align.  
Belt rollover  
Pulley misalignment  
Damaged belt  
Re-align.  
Replace belt.*  
Foreign object in pulley grooves  
Inspect all pulley grooves for rust, paint or  
weld spots and remove.  
Worn pulley groove  
Replace pulley.  
Damaged belt  
Belt breakage  
Rollover, high shock loads, or installation Replace belt.*  
damage  
High shock loads  
Belt came off drive  
Avoid abusive mowing. Avoid hitting the  
ground or large obstructions.  
Check drive pulley for foreign material in  
grooves. Avoid hitting solid objects or  
ground.  
* Check belt for damage by laying it flat on the floor. A belt that does not lie flat (has humps or twists, indicating broken  
or stretched cords) must be replaced.  
WPMAN0142 (Rev. 9/1/2004)  
18 Trouble Shooting  
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DEALER SERVICE  
The information in this section is written for dealer ser-  
vice personnel. The repair described herein requires  
special skills and tools. If your shop is not properly  
equipped or your mechanics are not properly trained in  
this type of repair, you may be time and money ahead  
to replace complete assemblies.  
When blocking, you must consider overall stability of  
the unit. Just placing jackstands under the unit will not  
ensure your safety. The working surface must be level  
and solid to support the weight on the jackstands.  
Ensure jackstands are stable both top and bottom, and  
mower is approximately level. With full mower weight  
lowered on jackstands, test blocking stability before  
working underneath mower.  
NOTE: Clean off mower deck before servicing.  
WARNING  
Before servicing, adjusting, repairing or unplug-  
ging, stop tractor engine, place all controls in neu-  
tral, set park brake, remove ignition key, and wait  
for all moving parts to stop.  
Keep all persons away from operator control  
area while performing adjustments, service, or  
maintenance.  
CD4015  
CAUTION  
Figure 12. Jackstand Placement  
(Tractor and connection not shown)  
Make certain all movement of equipment com-  
ponents has stopped before approaching for ser-  
vice.  
Always wear relatively tight and belted clothing  
to avoid getting caught in moving parts. Wear  
sturdy, rough-soled work shoes and protective  
equipment for eyes, hair, hands, hearing, and head;  
and respirator or filter mask where appropriate.  
BLADE SPINDLE  
Blade Spindle Repair Tips  
As a reference point, the grease fitting is in the top por-  
tion of the spindle housing.  
BLOCKING METHODS  
To minimize wear, the bearing cups, cones and sleeves  
are press fit to the shaft and will require a press or sim-  
ilar device for removal.  
Jackstands, with a load rating of 1,000 pounds (454 kg)  
or more, are the only approved blocking device for this  
mower. A minimum of four jackstands, located under  
the mower as shown in Figure 12, must be installed  
before working underneath this unit. Do not position  
jackstands under wheels, axles, or wheel supports  
because these components can rotate.  
When disassembling, support the housing casting to  
prevent damage.  
Remove bearing cups by placing a punch in housing  
slots and driving cup out. Alternate punch positions  
from side to side. Use care to prevent housing dam-  
age.  
Do not work underneath mower unless it is properly  
attached to tractor (see Operation section), the brakes  
set, key removed, and the mower blocked securely.  
The unit will be anchored to minimize side-to-side and  
front-to-rear movement.  
Permatex Aviation Form-A-Gasket®1 or equivalent is  
recommended as a sealant for spindle repair.  
1. Permatex Aviation Form-A-Gasket is a registered  
trademark of the Permatex Corporation.  
Tighten tractor lower 3-point arm anti-sway mecha-  
nisms to prevent side to side movement.  
WPMAN0142 (Rev. 9/1/2004)  
Dealer Service 19  
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Blade Spindle Removal  
Blade Spindle Assembly (Figure 13)  
Remove belt. Remove blades from spindle. Remove  
bolt and washer from top of spindle shaft.  
Bearing cups and cones are designed to work together.  
It is important to position them so bearing cone taper  
mates with bearing cup taper.  
Remove split taper bushing (located on top of pulley)  
by removing the two bolts and inserting them into the  
threaded holes in bushing flange. Tighten alternately to  
remove split taper bushing.  
Lubricate new cups (6) with a light oil. Place them in  
spindle housing (5) so they will mate with cones (4).  
Seat cups (6) against machined shoulder of housing  
with a press or by placing a large soft drift on the flat lip  
and driving them into housing.  
Remove key and pulley. Remove the four bolts and  
nuts attaching spindle to mower frame and remove  
spindle.  
Pack bottom bearing cone (4) with grease and place it  
into housing against bearing cup (6).  
Store bushing, pulley and all hardware for reinstalla-  
tion.  
IMPORTANT  
Bearing failure is often a result of improper seal  
installation and positioning. Follow instructions  
carefully.  
Blade Spindle Disassembly (Figure 13)  
Support housing and press blade carrier and shaft (9)  
out. Remove seals, bearing cones, and cups from  
housing.  
Lightly coat housing area where seals seat with Perma-  
tex or equivalent.  
Lightly lubricate seal, locate spring and place seal  
squarely on housing with spring toward housing center.  
Select a pipe or tubing with an outside diameter that  
will set on outside seal edge. One that is too small will  
bow seal cage.  
Carefully press seal into housing, preventing distortion  
to metal seal cage. Seal should seat firmly and  
squarely against machined housing shoulder.  
Make sure seal lip did not roll under.  
Distortion to seal cage or seal lip damage will cause  
leakage. Damaged seals must be replaced.  
Place housing assembly over shaft and blade center  
(9) and carefully guide over shaft while pressing shaft  
into bearing cup and cone. Assembly should seat firmly  
against step in shaft.  
Fill housing cavity with a lithium grease of No. 2 consis-  
tency with a MOLY (molybdenum disulfide) additive.  
Pack top bearing cone (4) with grease and place it  
(taper down) on shaft. Place sleeve (2) on shaft and  
press bearing onto shaft until free play is removed and  
there is a slight drag (similar to adjusting automobile  
wheel bearings). Check by turning housing on shaft; it  
should turn freely.  
1. Blade spindle complete  
2. Sleeve  
3. Seal  
4. Bearing cone  
5. Spindle housing with cups  
6. Bearing cup  
7. Grease fitting  
8. Flat washer  
9. Spindle shaft and crossbar  
10. Blade lock  
11. QD Blade pin  
12. 1/2 x 3/4" Nylok bolt  
13. Blade  
IMPORTANT  
Bearing adjustment is set by pressing sleeve  
against bearing until proper adjustment is attained.  
Adjustment is maintained by seating split taper  
bushing against sleeve.  
Adjusting bearings too tightly will shorten their life.  
Should you overtighten them, hold housing and rap top  
of shaft with a lead hammer to loosen bearings. Adjust  
to obtain proper setting.  
Proper bearing adjustment is essential to good bearing  
life.  
Figure 13. Blade Spindle Assembly  
WPMAN0142 (Rev. 9/1/2004)  
20 Dealer Service  
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Lightly lubricate top seal, locate spring and place seal  
squarely on housing with spring up away from housing.  
Follow installation instructions given for bottom seal.  
Top seal should be flush with, to 1/16" (2 mm) above,  
housing.  
3
1
3
2
2
Blade Spindle Installation  
4
1
Insert spindle through bottom of mower, positioning  
grease fitting outward on outer spindles and to the rear  
on center spindle. Secure to deck with four bolts and  
flange locknuts.  
2
3
2
Place belt pulley over spindle shaft and seat split taper  
bushing against spindle sleeve. Place flat washer and  
bolt into threads of spindle shaft and torque to 35 lbs-ft  
(47 Nm). Place split taper bushing bolts into threaded  
holes of pulley and tighten alternately to 12 lbs-ft (16  
Nm), securing pulley to bushing.  
3
CD1645A  
Reinstall blades and belt.  
1. Yoke  
2. Cup and bearings  
3. Snap ring  
UNIVERSAL JOINT REPAIR  
Two different style driveline U-joints are used. The  
repair procedure is basically the same. One has inter-  
nal snap rings (Figure 14); the other has external snap  
rings (Figure 15). Determine which type you are repair-  
ing and remove all four snap rings.  
4. Journal cross  
Figure 15. U-Joint Exploded View with  
External Snap Rings  
U-Joint Disassembly  
1. Remove snap rings from inside or outside of yokes  
in four locations. (Figure 16 only shows the style  
with internal snap rings.)  
2
1
6
3
4
CD1402  
5
1. Yoke  
2. Journal cross  
3. Seal  
4. Snap ring  
5. Cup and bearings  
6. Yoke  
CD1384  
Figure 14. U-Joint Exploded View with  
Internal Snap Rings  
Figure 16  
WPMAN0142 (Rev. 9/1/2004)  
Dealer Service 21  
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2. With snap rings removed, support drive in vise, hold  
yoke in hand and tap on yoke to drive cup up out of  
yoke. See Figure 17.  
3. Clamp cup in vise as shown in Figure 18 and tap on  
yoke to completely remove cup from yoke. Repeat  
steps two and three for opposite cup.  
4. Place universal cross in vise as shown in Figure 19  
and tap on yoke to remove cup. Repeat step three  
for final removal. Drive remaining cup out with a drift  
and hammer.  
CD1386  
U-Joint Assembly  
Figure 17  
1. Place seals securely on bearing cups (on internal  
snap ring style only).  
Insert cup into yoke from outside and press in with  
hand pressure as far as possible. Insert journal  
cross into bearing cup with grease fitting away from  
shaft. Be careful not to disturb needle bearings.  
Insert another bearing cup directly across from first  
cup and press in as far as possible with hand pres-  
sure.  
Trap cups in vise and apply pressure. Be sure jour-  
nal cross is started into bearings and continue pres-  
sure with vise, squeezing in as far as possible. Tap  
yoke to aid in process.  
2. Seat cups by placing a drift or socket (slightly  
smaller than the cup) on cup and rapping with a  
hammer. See Figure 20. Install snap ring and repeat  
on opposite cup.  
CD1387  
3. Repeat steps one and two to install remaining cups  
in remaining yoke.  
Figure 18  
Move both yokes in all directions to check for free  
movement. Should movement be restricted, rap on  
yokes sharply with a hammer to relieve any tension.  
Repeat until both yokes move in all directions with-  
out restriction.  
CD1388  
CD1389  
Figure 19  
Figure 20  
WPMAN0142 (Rev. 9/1/2004)  
22 Dealer Service  
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holes on bushing flange. Tighten evenly, forcing the  
bushing and drive sheave apart.  
GEARBOX MAINTENANCE  
Read all of this section before starting any repair. Many  
steps are dependent on each other.  
Remove gearbox from gear stand.  
Check gearbox for leakage and shaft side and end  
play. If excessive shaft play is found, disassemble  
gearbox and inspect bearings and shafts.  
Gearbox Disassembly  
(Figure 22)  
Leakage can occur at top cover and at shaft seals.  
Leakage problems should be corrected immediately to  
prevent damage to drive belt from gearbox oil.  
Remove gearbox from cutter as follows: Disconnect  
and remove the rear driveline from the gearbox.  
Remove vent plug (27) and siphon gear lube from  
housing through this opening. Remove cotter pin,  
washer, and nut from vertical shaft and remove cross-  
bar. Remove the four bolts that hold the gearbox on the  
cutter.  
Always clean any spilled lubricant with a cloth moist-  
ened with a non-flammable, non-toxic degreasing  
agent or commercial detergent and water. Be sure to  
clean pulley grooves.  
The sealants recommended for gearbox repair are Per-  
Remove 3/8" plug from side of gearbox and pour out  
gear oil.  
1
matex® Aviation 3D Form-A-Gasket or Loctite® 515  
Gasket Eliminator.  
Remove oil cap (23) (to be replaced), snap ring (12),  
and shim (15) from input shaft (3).  
Leakage Repair  
Support gearbox in hand press and push on the input  
shaft (3) to remove bearing (9) and spacer (14).  
Remove top cover (25) from housing and gear (1) from  
inside housing.  
To repair top cover leakage, clean top cover and hous-  
ing sides, then remove cover. Remove old sealant from  
cover and housing.  
Apply sealant to top cover and replace. Retorque hous-  
ing bolts.  
Remove oil seal (22) from front of housing (to be  
replaced). Remove snap ring (12) and shim (15) from  
front of housing.  
Horizontal seal leakage should be repaired by replac-  
ing the seal. The gearbox should be removed from the  
mower to accomplish this. Remove old seal with care  
to prevent damage to seal bore and shaft. Sealant  
should be applied to the seal bore before installing the  
new seal. The new seal should be seated squarely in  
the bore against snap ring. Press seal into place with a  
piece of pipe or tubing that sets against the outside  
edge of the seal. Tubing with an outside diameter that  
is too small will bow seal cage and ruin the seal.  
Support housing in vise in a horizontal position. The  
castle nut (17), cotter pin (28), washer (18), and hub  
(24) are already removed with the stump jumper/cross-  
bar. Remove the snap ring (10), washer (19), and seal  
(21).  
Remove cotter pin (11), castle nut (16), and washer  
(20) from output shaft (4). Remove output shaft by  
using a punch and hammer; tap on the top to drive  
down.  
Remove gear (5) and shim (15) from inside housing.  
Remove bearing (7) by using a punch and hammer  
from the top, outside the housing. Support housing  
upside down (top cover surface) and remove bearing  
(6) by using a punch and hammer from the bottom side  
of the housing.  
Removing Gearbox from Mower  
Remove belt and driveline shields.  
Remove rear driveline shield bearings and remove  
shield. Remove snap ring from gearbox shaft. Remove  
shear bolt from end yoke and remove driveline.  
Inspect gears for broken teeth and wear. Some wear is  
normal and will show on loaded side. Forged gear sur-  
faces are rough when new. Check that wear pattern is  
smooth.  
Remove drive belt from drive sheave.  
Remove gear stand from mower.  
Remove drive sheave from mower by removing bolts  
from split taper bushing and turning them into threaded  
Inspect vertical and horizontal shafts for grooves,  
nicks, or bumps in the areas where the seals seat.  
Resurface any damage with emery cloth. Inspect hous-  
ing and caps for cracks or other damage.  
1. Loctite is a registered trademark of the Henkel Loctite  
Corporation.  
WPMAN0142 (Rev. 9/1/2004)  
Dealer Service 23  
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- 0.406 mm). You should not have to adjust the back-  
lash.  
Gearbox Assembly  
(Figure 22)  
Press in input oil seal (22), using a tube of the correct  
diameter. Be careful not to damage the seal lip. Press  
oil cap (23) on to cover the rear of housing, using a  
tube of the correct diameter.  
NOTE: Repair of this gearbox is limited to replacing  
bearings, seals, and gaskets. Replacing gears, shafts,  
and a housing is not cost effective. Purchasing a com-  
plete gearbox is more economical.  
Check gearbox housing for leaks by plugging all holes  
except one. Apply 4 psi compressed air and immerse  
the gearbox in water to verify that there are no leaks.  
Clean housing, paying specific attention to the areas  
where gaskets will be installed. Wash housing and all  
components thoroughly. Select a clean area for gear-  
box assembly. Replace all seals, bearings, and gas-  
kets. All parts must be clean and lightly oiled before  
reassembling.  
Remove gearbox from water and dry off with com-  
pressed air. Add SAE 80W or 90W EP oil until it runs  
out of side level hole. Tighten all plugs.  
Insert output bearings (6 & 7) in the housing, using a  
round tube of the correct diameter and a hand press.  
Drive Pulley Installation  
Slide output shaft (4) through both bearings (6 & 7)  
until it rests against bearing (6). Slide shim (15) over  
output shaft (4). Press gear (5) onto output shaft (4)  
and secure with washer (20), castle nut (16), and cotter  
pin (11).  
(Figure 21)  
Invert gear stand.  
Install drive pulley and split taper bushing with key on  
gearbox vertical shaft.  
Apply grease to lower seal lips (21) and press seal (21)  
over output shaft (4), using a tube of the correct diame-  
ter. Be sure not to damage the seal lip. Press in hous-  
ing so that seal is recessed. Insert protective washer  
(19) by hand. Install snap ring (10) and position it  
together with dual lip seal (21) by pressing into posi-  
tion. Verify that snap ring is seated correctly.  
The distance between the centerline of the lower pulley  
and the bottom of the gear stand is critical. Place a  
straightedge along the bottom of the gear stand and  
measure from it to the centerline of the pulley. This  
measurement should be 2.35" (60 mm), plus or minus  
.03" (0.76 mm). Variation from this dimension could  
cause belt misalignment and premature belt failure.  
Tighten the bolts in the split taper bushing alternately  
until they are torqued to 12 lbs-ft (16 Nm). Check the  
dimension when tightening is complete; remove and  
realign if the dimension was not held.  
Press bearing (8) into the housing, using a round tube  
of the correct diameter and a hand press. Secure with  
shim (15) and snap ring (12). Secure snap ring (13) on  
input shaft (3) if not already secure.  
Install the gear stand on the mower frame.  
Place gear (1) through top of housing and align gear  
(1) and gear (5) so that gear teeth are a match. While  
holding gear (1) in place, slide input shaft (3) through  
gear (1) and bearing (8). Align splines on shaft (3) and  
gear (1).  
Install the belts, driveline and driveline shielding.  
Slide spacer (14) over input shaft (3) and press bearing  
onto input shaft (3), using a round tube of the correct  
diameter and a hand press. Slide shim (15) over input  
shaft (3) and secure with snap ring (12).  
CD3948  
Check input shaft end float by moving the input shaft  
(3) by hand. If end float is higher than 0.012" (0.305  
mm), insert shim between input shaft (3) and rear bear-  
ing (8). Repeat until end float is less than 0.012".(0.305  
mm) Check rotational torque by hand. The torque  
should be less than 2.2 lbs-inch (0.25 Nm). Check that  
the gear backlash is between 0.006" and 0.016" (0.152  
2.35” .03”  
(60 mm 0.76)  
Figure 21. Drive Pulley Installation  
WPMAN0142 (Rev. 9/1/2004)  
24 Dealer Service  
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22  
12  
26  
15  
27  
8
25  
1. Crown gear  
2
2. Gearbox housing  
3. Input shaft  
4. Output shaft  
5. Gear pinion  
1
13  
6. Bearing cup & cone WP39257  
7. Bearing cup & cone WP57478  
8. Bearing cup & cone WP57462  
9. Ball bearing  
CD5860  
3
9
14  
15  
12  
10. Internal retainer ring  
11. Cotter pin  
16  
20  
5
23  
12. Snap ring WP57466  
13. Snap ring WP20895  
14. Spacer  
15  
15. Shim kit  
6
16. Castle nut  
11  
17. Castle nut metric M24 x 2  
18. Protective washer  
19. 21 x 37 x 3 mm Washer  
20. 25 x 48 x 2.5 mm Washer  
21. Metric seal 40 x 80 x 12  
22. Oil seal  
4
7
23. Oil cap  
21  
19  
10  
18  
17  
25. Top cover  
26. M8 x 16 Bolt  
27. Vented plug  
11  
Figure 22. Gearbox Assembly  
(Rev. 2/27/2006)  
WPMAN0142 (Rev. 9/1/2004)  
Dealer Service 25  
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ASSEMBLY  
Refer to illustrations, accompanying text, parts lists and  
exploded view drawings.  
CAUTION  
Rear Driveline Installation (Figure 23)  
Always wear relatively tight and belted clothing  
to avoid getting caught in moving parts. Wear  
sturdy, rough-soled work shoes and protective  
equipment for eyes, hair, hands, hearing, and head;  
and respirator or filter mask where appropriate.  
Attach counter-cone shield (6) over gearbox output  
shield (7) using four 5/16" cap screws (3) or M8 cap  
screws (4) and washers (5).  
Attach implement end of driveline (1) to gearbox output  
shield (7).  
WARNING  
Fasten tether chain to bracket (8) as shown, securing  
with left front gearbox mounting bolt. Chain must be  
loose enough to allow full joint articulation.  
Before working underneath, raise mower to  
highest position and block securely. Blocking up  
prevents mower dropping due to hydraulic leak  
down, hydraulic system failures, or mechanical  
component failures.  
Hitch Installation (Figure 24)  
The GM1190R is shipped with the Category 1 hitch  
pins in the shipping location. Remove bolt (1) and hitch  
pin bracket (4). Remove the hitch pin from the shipping  
location and place it in the end hole. Insert the hitch pin  
bracket (4) into the mast plate as shown. Slide sleeve  
(3) through holes flush with outside of mast plate and  
and A-frame (5). Secure with bolt (1), washers (2), and  
hex locknut (7). Repeat for other side.  
DEALER SET-UP INSTRUCTIONS  
Assembly of the mower is the responsibility of the  
Frontier dealer. It should be delivered to the owner  
completely assembled, lubricated, and adjusted for  
normal conditions.  
Complete the checklists on page 30 when assembly is  
complete.  
Remove bolt (8) and assemble 3-point brace bars (9)  
on outside of A-frame bars (5). Re-install bolt (8)  
through bars, spacer (10), and top-link clevis (11).  
Secure with flange lock nut (12).  
IMPORTANT  
Gearbox was not filled at factory. It must be ser-  
viced before operating mower. Failure to service  
will result in damage to the gearbox. See page 29.  
Tighten all hitch assembly hardware according to spec-  
ifications in Bolt Torque Chart.  
The mower is shipped partially assembled. Assembly  
will be easier if the components are aligned and loosely  
assembled before tightening hardware. Recommended  
torque values for hardware are located on page 41.  
Install PTO hanger bracket (14) to upper mast assem-  
bly. Secure with flange locknut (12). Do not over-  
tighten locknut. PTO hanger bracket should be able to  
rotate freely out of the way when the mower is in oper-  
ation.  
Select a suitable working area. Open parts boxes and  
lay out parts and hardware to make location easy.  
3, 4, 5  
7
1. Driveline  
2. Shield Retainer  
3. Screw, HHCS 5/16" x 3/4  
4. Screw, HHCS M8 x 1.25 x 20  
5. Washer, 5/16" Standard  
Tether Chain  
6. Counter-cone Shield  
7. Gearbox Output Shield  
8. Tether Chain Bracket  
6
CD5949  
8
1
2
Figure 23. Rear Driveline Installation  
WPMAN0142 (Rev. 9/1/2004)  
26 Assembly  
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10  
12  
12  
9
14  
9
12  
11  
8
1. 5/8 x 3-1/2" Bolt  
2. 5/8" Flat washer  
5
5
13  
3. .64 x 1.00 x 2.09"  
Sleeve  
CD4594A  
4. Hitch pin bracket  
5. A-Frame bar  
7
2
6. Hitch pin assembly  
7. 5/8" Hex nut  
8. 1/2 x 6" Bolt  
4
2
9. 3-Point brace bar  
3
1
10. 1/2 Schedule 40 x 2-3/4" pipe  
11. Top link clevis  
6
12. 1/2" Flanged hex locknut  
14. PTO Hanger bracket  
Figure 24. Hitch Installation  
Chain Shielding Installation (Figure 25)  
Chain is assembled. Attach to mower as shown.  
1
2
4
3
6
1. Right rear shield assembly  
2. Left rear shield assembly  
3. 3/8 x 1" Carriage bolt  
3
CD3953A  
4
4. 3/8" Flanged hex locknut  
5. Left front shield assembly  
6. Right front shield assembly  
5
Figure 25. Chain Shielding Installation  
WPMAN0142 (Rev. 9/1/2004)  
Assembly 27  
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Attach offset link (1) to mounting pins, using 7/8" sleeve  
(8) and flat washer (9). Attach upper end of offset link  
to pivot link, using 1/2" flat washer (5), sleeves (6 &  
10), flange lock nut (7), and 1/2 x 4-3/4" cap screw.  
Optional Front Roller Installation (Figure 26)  
The optional front roller is designed to carry the center  
of the mower over uneven ground, minimizing scalping.  
Remove rear offset links and replace with chains (2),  
cut to required length. Attach chain to top of A-frame as  
shown, using 1/2 x 6" cap screw (4), 1/2" flat washer  
(5), and nut.  
Front roller mounting brackets use the four mounting  
bolts of the gear stand.  
Remove the gear stand front mounting bolts. Hole pat-  
terns in the mounting brackets (1 & 2) determine right  
and left. Position these brackets with the highest hole  
to the rear, the middle hole forward, and the bracket  
angle outward as shown.  
Attach opposite end of chain (2) to rear mower frame  
as shown. Cut chain to 45" (1143 mm) in length. Vary  
length slightly as desired. Twist chain to make finite  
adjustments in length until unit lifts level. Do not bottom  
out the drive on front of deck.  
Attach brackets with the carriage bolts (3) and flange  
locknuts (7) provided with the front roller kit.  
IMPORTANT  
Failure to follow instructions may result in dam-  
Place roller (5) between the brackets and insert rod (6)  
through brackets and roller, securing with cotter pins  
(4).  
age.  
Install sleeve (3) on mounting pins and retain with Klik  
pin.  
A
5
5
7
5
10  
6
5
4
7
5
2
1
8
9
5
6
5
1
3
4
1/2 x 4-3/4 HHCS  
CD6080  
2
1. Right bracket  
CD4001  
1. Offset link  
2. Left bracket  
3
2. 38-Link chain  
3. 3/8 x 1" Carriage bolt  
4. 3/16 x 1" Cotter pin  
5. Front roller  
3. 29/32 x 1-7/16 x 1-1/4" Sleeve  
4. 1/2" x 6 Cap screw  
6. Rod  
5. 1/2" Flat washer  
7. 3/8" Flanged locknut  
6. 1/2" x 3/4" x 3-3/8" Sleeve  
7. 1/2" Flange lock nut  
8. 7/8" Sleeve  
Figure 26. Optional Front Roller Installation  
9. 7/8" Flat washer  
Quick Hitch Kit Installation (Optional)  
(Figure 27)  
10. 13/16 x 1-1/4 x 1-13/16" Sleeve  
Note: This kit allows mower to fit only Cat. 1 standard  
Figure 27. Quick Hitch Kit Assembly  
ASAE quick hitch.  
(GM1072S shown)  
WPMAN0142 (Rev. 9/1/2004)  
28 Assembly  
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The wheel comes assembled with bearings and cups  
installed.  
Front Caster Wheel Installation (Figure 28)  
Adjust mower cutting height by using chart (page 10)  
and secure with bolts (32) and nuts. Tighten all hard-  
ware (see Bolt Torque Chart, page 41).  
4
22  
20  
15  
3
Repeat for opposite rear caster wheel.  
24  
2
16  
18  
8
34  
1
38  
CD3963C  
38  
13  
36  
1. Wheel assembly  
3. Support plate  
CD4000c  
32  
1
4. Caster wheel arm  
8. Caster yoke  
1
36  
15. Grease zerk  
16. 1/2" x 3-3/4 Cap screw  
18. 1/2" Flanged nut  
20. 5/8" x 4 Cap screw  
22. 5/8" Flanged nut  
12  
1. Support plate  
2. Caster wheel arm  
12. Tire  
Figure 28. Front Caster Wheel Installation  
Remove the front caster wheel and arm assemblies  
from shipping location along the outer deck rails.  
13. Caster yoke  
32. 1/2" x 3-3/4 Cap screw  
34. 1/2" Flange locknut  
36. 5/8" x 4 Cap screw  
38. 5/8" Hex nut  
Attach adjustment lugs to frame with bolts (16) and  
nuts (18). Attach caster wheel arm to frame with bolt  
(20) and nut (22).  
The wheel comes assembled with bearings and cups  
installed.  
Figure 29. Rear Caster Wheel Installation  
Adjust mower cutting height by using chart (page 10)  
and nut (18). Tighten all hardware (see Bolt Torque  
Chart, page 41).  
Initial Filling of Gearbox  
IMPORTANT  
Repeat for opposite front caster wheel.  
Gearbox was not filled with oil at the factory. It  
must be serviced before operating. Failure to ser-  
vice will result in damage to gearbox.  
Rear Caster Wheel Installation (Figure 29)  
The gearbox was not filled at the factory. Remove the  
fill plug and pour in one quart of SAE 90W gear lube,  
wait five minutes and add an additional pint and one  
half. Allow an additional five minutes for the lube to flow  
through the bearings, then check to make sure half of  
the horizontal gear shaft is covered. Replace the fill  
plug.  
Remove the rear caster wheel and arm assemblies  
from shipping location along the inner deck rails. Dis-  
card the shipping bolts.  
Attach adjustment lugs to frame with bolts (36) and  
nuts (38). Attach caster wheel arm to frame with bolt  
(36), lockwasher (37) and nuts (38).  
WPMAN0142 (Rev. 9/1/2004)  
Assembly 29  
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DEALER CHECK LISTS  
equipment. Point out the manual safety rules,  
PRE-DELIVERY CHECK LIST  
explain their meanings and emphasize the  
increased safety hazards that exist when safety  
rules are not followed.  
(DEALER RESPONSIBILITY)  
Inspect the equipment thoroughly after assembly to  
ensure it is set up properly before delivering it to the  
customer.  
___ Show customer how to make sure driveline is  
properly installed and that spring-activated lock-  
ing pin or collar slides freely and is seated in  
groove on tractor PTO shaft.  
The following check lists are a reminder of points to  
inspect. Check off each item as it is found satisfactory  
or after proper adjustment is made.  
___ Explain to customer the potential crushing haz-  
ards of going underneath raised equipment.  
Instruct that before going underneath to discon-  
nect the driveline, securely block up all corners  
with jackstands and to follow all instructions in the  
"Service, blocking methods" section of the opera-  
tors manual. Explain that blocking up prevents  
equipment dropping from hydraulic leak down,  
hydraulic system failures or mechanical compo-  
nent failures.  
___ Check that all safety decals are installed and in  
good condition. Replace if damaged.  
___ Check that shields and guards are properly  
installed and in good condition. Replace if dam-  
aged.  
___ Check all bolts to be sure they are properly  
torqued.  
___ Check that all cotter pins and safety pins are  
properly installed. Replace if damaged.  
___ Point out the correct mounting and routing of  
hydraulic hoses. Explain that during operation,  
mounting, dismounting and storage, care must be  
taken to prevent hose damage from pulling, twist-  
ing and kinking.  
___ Check and grease all lubrication points as identi-  
fied in “Service, lubrication information.”  
___ Gearboxes are not filled at the factory. Prior to  
delivery, fill as specified in the "Service, lubrica-  
tion information" and check to see that there are  
no leaking seals.  
___ Show customer the safe, proper procedures to be  
used when mounting, dismounting, and storing  
equipment.  
___ Check that blades have been properly installed.  
___ For mounted units, add wheel weights, ballast in  
front tires, and/or front tractor weight to enhance  
front end stability. A minimum 20% of tractor and  
equipment gross weight must be on front tractor  
wheels. When adding weight to attain 20% of  
tractor and equipment weight on front tractor  
wheels, you must not exceed the ROPS weight  
certification. Weigh the tractor and equipment. Do  
not estimate!  
DELIVERY CHECK LIST  
(DEALER RESPONSIBILITY)  
___ Show customer how to make adjustments and  
select proper PTO speed.  
___ Instruct customer how to lubricate and explain  
importance of lubrication.  
___ Make customer aware of optional equipment  
available so that customer can make proper  
choices as required.  
___ Point out the safety decals. Explain their meaning  
and the need to keep them in place and in good  
condition. Emphasize the increased safety haz-  
ards when instructions are not followed.  
___ Point out all guards and shields. Explain their  
importance and the safety hazards that exist  
when not kept in place and in good condition.  
___ Present Operator's Manual and request that cus-  
tomer and all operators read it before operating  
WPMAN0142 (Rev. 9/1/2004)  
30 Dealer Check Lists  
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INDEX TO PARTS LISTS  
GM1190R Main Frame Assembly  
(Exploded View) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32 - 33  
GM1190R Main Frame Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34  
Gearbox Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35  
Drive Shaft . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36  
Blade Spindle Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37  
Quick Hitch Kit (Optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37  
Chain Shielding Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38  
Front Roller Assembly (Optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38  
Front Caster Arm Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39  
Rear Caster Arm Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40  
WPMAN0142 (Rev. 9/1/2004)  
Parts 31  
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GM1190R MAIN FRAME ASSEMBLY  
(EXPLODED VIEW)  
62  
61  
60  
30  
6
2
46  
48  
49  
54  
55  
56  
29  
9
8
59  
57  
15  
52  
28  
58  
28  
9
29  
56  
39  
10  
12  
53  
2
41  
51  
40  
45  
43  
39  
11  
50  
47  
44  
17  
43  
13  
42  
33  
14  
35  
1
19  
18  
CD3955D  
51  
38  
37  
23  
20  
36  
24 - COMPLETE DECAL SET - ENGLISH  
25 - SAFETY DECAL SET - FRENCH  
27  
21  
47  
WPMAN0142 (Rev. 9/1/2004)  
32 Parts  
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GM1190R MAIN FRAME ASSEMBLY  
(EXPLODED VIEW)  
HARDWARE  
REF  
NO  
PART  
NO  
NO  
USED  
REF  
NO  
PART  
NO  
DESCRIPTION  
Deck (not sold separately)  
Shield, Belt  
DESCRIPTION  
33  
35  
36  
37  
38  
39  
40  
41  
42  
43  
44  
45  
46  
47  
48  
49  
50  
51  
52  
*
*
Pin, Cotter 3/16 x 1-1/2  
1
--------------  
WP20787  
WP1003409  
WP19535  
WP19570  
WP27925  
WP18990  
WP19587  
WP1482  
1
2
1
1
2
1
1
1
1
1
1
3
3
3
2
Bolt, Carriage 3/8 NC x 1 GR5  
Bolt, Plow Clipped Hd 3/8 NC x 1-1/4  
Washer, Lock 3/8  
2
WP21636  
6
Gearbox, 1.69:1  
*
*
8
Gearbox Stand  
Nut, Hex 3/8 NC  
9
Idler, Flat 5.95 Dia  
WP14350  
WP20786  
WP18960  
WP24445  
Nut, Flanged Lock 3/8 NC  
Grease Fitting, 1/4-28 M x 1/8 F NPT  
Grease Fitting, 1/8 M PTF x 2.63  
Bolt, Eye 7/16 NC x 3-1/2  
Nut, Hex 7/16 NC  
10  
11  
12  
13  
14  
15  
17  
18  
19  
20  
Sheave, P1 2 TB 11.4 PD  
V-Belt 2W140  
Guide, Belt  
*
*
Bushing, P1 1-1/4 In Strt Bore  
Spring, Ext .19 x 1.30 x 8.2  
Idler Arm Assembly  
Bushing, P1 1-3/8 In Strt Bore  
Sheave, P1 2 TB 5.4 PD  
Cover, Access Hole  
Washer, Flat 7/16 Standard  
Screw, HHCS 1/2 NC x 1 GR5 FT  
Screw, HHCS 1/2 NC x 1-1/4 GR5  
Screw, HHCS 1/2 NC x 2 GR5  
Washer, Lock 1/2  
WP28928  
WP19541  
WP13557  
WP19575  
WP3444  
WP25475  
*
*
*
*
Washer, Flat 1/2 SAE  
WP19589  
Skid, Side w/Hardware (includes  
items 37 & 39)  
WP29553  
WP11900  
WP19024  
Washer, Flat .50 x 1.63 x .25  
Nut, Flanged Lock 1/2 NC  
21  
WP24520  
3
1
Spindle, Assembly Complete (see  
breakdown on page 37)  
Screw, Flngd Hex Head 5/8 NC x  
1-3/4  
23 WP24650KT  
Roller Kit, Front Complete-  
Optional (see breakdown on  
page 38)  
53  
54  
55  
56  
57  
58  
59  
60  
61  
62  
*
*
Bolt, Carriage 5/8 NC x 3 GR5  
Screw, HHCS 5/8 NC x 4 GR5  
Nut, Flanged Lock 5/8 NC  
Nut, Lock 5/8 NC  
WP19025  
24  
25  
WP20137  
WP50138  
1
1
1
Complete Decal Set - English  
Safety Decal Set - French  
CCW Blade, 13" long - Standard  
-or-  
*
WP22060  
WP27211  
WP11036  
WP24801  
Seal, Felt .63 x 1.00 x .25  
Sleeve, .63 x .88 x 1.18  
27 WP24590KT  
-or-  
Washer, Shim .75 x 1.50 x 18 Ga  
Screw, HHCS M8 x 1.25P x 20mm  
Washer, Lock 5/16  
27 WP28329KT  
1
CCW Low suction blade, 13" long  
- Optional  
*
*
28  
29  
30  
WP19571  
WP6095  
WP51849  
2
2
1
Idler, Flat 5.95 Dia Less Bearing  
Bearing, Ball  
Washer, Flat Standard 5/16  
* Obtain Locally  
Shield, Counter Cone  
WPMAN0142 (Rev. 9/1/2004)  
Parts 33  
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GM1190R MAIN FRAME ASSEMBLY  
7
33  
6
33  
5
8
5
33  
4
32  
3
3
30  
38  
37  
36  
36  
39  
35  
2
1
REF  
NO  
PART  
NO  
NO  
USED  
HARDWARE  
DESCRIPTION  
REF  
NO  
PART  
NO  
DESCRIPTION  
1
WP19975  
-or-  
1
Bracket, Hitch Pin Left  
-or-  
30  
32  
33  
35  
36  
37  
38  
39  
*
*
Screw, HHCS 1/2 NC x 1-1/2 GR5  
Screw, HHCS 1/2 NC x 4-3/4 GR5  
Nut, Flanged Lock 1/2 NC  
Screw, HHCS 5/8 NC x 3-1/2 GR5  
Washer, Flat 5/8 Standard  
Washer, Lock 5/8  
1
2
3
4
5
6
7
8
WP19976  
WP33661  
WP19977  
WP19585  
WP19578  
WP64814  
-----  
1
2
2
1
2
1
1
1
Bracket, Hitch Pin Right  
Pin, Mntng Cat 1 w/Nut & Lkwshr  
Link, Front Offset  
WP11900  
*
*
*
*
Link, Top Clevis  
Link, Rear Offset  
Nut, Hex 5/8 NC  
WP19524  
Sleeve, HT .64 x 1.00 x 2.09  
Sleeve, .62 x .84 x 2.75  
Universal drive (see page 36)  
Bracket, PTO Hanger  
* Obtain Locally  
WP36998  
WPMAN0142 (Rev. 9/1/2004)  
34 Parts  
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GEARBOX ASSEMBLY  
22  
12  
26  
15  
27  
8
25  
2
1
13  
3
9
14  
15  
16  
12  
23  
20  
5
15  
6
11  
REF  
NO  
PART  
NO  
NO  
USED  
DESCRIPTION  
4
1
WP1001224  
NS  
1
Gear, Bevel 22 Tooth  
Gearbox housing  
2
1
1
1
1
1
1
1
1
1
2
2
1
1
2
1
1
1
1
1
1
1
1
1
6
1
3
WP57465  
WP1001218  
WP1001223  
WP39257  
WP57478  
WP57462  
WP20890  
WP20897  
Shaft, Input  
4
Shaft, Output  
7
5
Gear, Bevel 13 Tooth  
Bearing, Cup & Cone  
Bearing, Cup & Cone  
Bearing, Cup & Cone  
Bearing, Ball  
21  
19  
6
7
8
10  
18  
17  
9
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
25  
26  
27  
Ring, Retaining Int 81mm  
Pin, Cotter  
*
WP57466  
WP20895  
WP57373  
WP57328  
WP57469  
WP20892  
WP20893  
WP57475  
WP57474  
WP20900  
WP57463  
WP57374  
WP57376  
Ring, Snap  
Ring, Snap  
11  
Washer, Flat 35.3mm x 48mm x 2.5mm  
Shim Kit  
Nut, Castle M24 x 1.5  
Nut, Castle M24 x 2  
Washer, Flat 25mm x 44mm x 4mm  
Washer, Protective  
Washer, Flat 25mm x 48mm x 2.5mm  
Seal, 40mm x 80mm x 12mm  
Seal, 35mm x 72mm x 10mm  
Oil cap  
Gearbox top cover  
Bolt, 8mm x 16mm (8.8)  
Plug, Breather 1/2  
*
WP57076  
* Obtain locally  
NS = Not Serviced  
(Rev. 2/27/2006)  
WPMAN0142 (Rev. 9/1/2004)  
Parts 35  
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GM1190R DRIVE SHAFT  
23  
21  
12  
14  
3
5
1
2
4
13  
2
3
7
17  
6
14  
2
12  
18  
22  
24  
REF  
NO  
PART  
NO  
NO  
USED  
DESCRIPTION  
-- WP1001228  
1
1
Complete Drive Shaft  
Yoke, 1-3/8 - 6 Spline QD  
U-Joint Repair Kit 35N  
1
2
3
4
5
6
WP40574  
WP110  
2
2
1
1
1
WP40764  
WP40575  
WP40587  
WP40588  
Pin, Spring 10mm x 80mm  
Yoke, Inner Profile (male drive tube)  
Drive Tube, Inner Profile (cut to length)  
Drive Tube, Outer Profile (cut to  
length)  
7
WP40576  
WP40570  
WP40766  
WP40777  
WP40778  
WP40779  
WP40767  
WP40589  
WP40590  
WP40591  
WP40744  
1
1
2
2
2
1
1
2
1
1
1
1
Inboard yoke  
8
Yoke, 1-3/8  
12  
13  
14  
17  
18  
20  
21  
22  
23  
Bearing Ring, Guard  
Chain, Guard Anti-Rotation  
Screw, Guard Retainer  
Grease Zerk, Drive Line  
Bearing, Guard Support  
Slide Lock Collar Repair Kit  
Guard, Outer Half  
Guard, Inner Half  
Drive, Inner Half Complete  
Drive, Outer Half Complete  
24 WP1001226  
WPMAN0142 (Rev. 9/1/2004)  
36 Parts  
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BLADE SPINDLE ASSEMBLY  
REF  
NO  
PART  
NO  
NO  
USED  
DESCRIPTION  
1
2
WP24520  
WP18359  
WP2715  
WP2717  
WP18361  
WP2716  
-----  
1
1
2
2
1
2
1
1
1
2
2
2
Spindle, Assembly Complete  
Sleeve, 1.38 x 1.75 x .63  
Seal, 1.75 x 2.56 x .50  
Bearing, Cone  
3
4
5
Spindle, Housing w/Cups  
Bearing, Cup  
6
7
See extended zerk, page 33  
Washer, Flat 1.75 x 2.38 x 13 Ga  
Shaft, Blade Spindle & Crossbar  
Spindle, Blade Lock  
8
WP2718  
WP24521  
WP24527  
WP3967  
WP13288  
9
10  
11  
12  
Pin, Blade QD  
Screw, HHCS Nylok 1/2 NC x  
3/4 GR5  
13 WP24590KT  
-or-  
1
1
CCW Blade, 13" long - Standard  
-or-  
13 WP28329KT  
CCW Low Suction Blade, 13"  
Long - Optional  
* Obtain Locally  
QUICK HITCH KIT (OPTIONAL)  
REF  
NO  
PART  
NO  
NO  
USED  
A
5
DESCRIPTION  
5
5
7
10  
6
1
2
WP1003692  
WP1005401  
2
2
Link, Offset .38 x 2.0 x 15  
Chain 3/8 Proof Coil 38-  
Link  
5
3
4
WP38214  
WP13563  
2
1
Sleeve, .91 x 1.44 x 1.25  
Screw, HHCS 1/2 NC x 6  
GR5  
4
5
2
5
6
7
8
*
6
1
1
2
Washer, Flat 1/2 ZP  
WP29368  
WP11900  
WP29281  
Sleeve, .50 x .75 x 3.38  
Nut, Flange Lock 1/2 NC  
8
Sleeve, 7/8 x 1-1/8 x 19/32  
HT  
9
5
9
*
2
1
Washer, Flat 7/8  
1
10 WP1003614  
Sleeve, .81 x 1.25 x 1.81  
3
1/2 x 4-3/4 HHCS  
CD6080A  
* Obtain locally  
WPMAN0142 (Rev. 9/1/2004)  
Parts 37  
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9
CHAIN SHIELDING ASSEMBLY  
7
3
6
11  
4
10  
8
1
11  
10  
CD3957  
7
5
2
6
9
7
5
8
7
REF  
NO  
PART  
NO  
NO  
USED  
REF  
NO  
PART  
NO  
NO  
USED  
DESCRIPTION  
DESCRIPTION  
-
------  
1
1
Chain shield bundle complete  
Shield, Plate Right Front Chain  
Shield, Plate Left Front Chain  
Shield, Plate Right Rear Chain  
Shield, Plate Left Rear Chain  
7
8
*
8
2
2
Pin, Cotter 3/16 x 1  
1
2
3
4
5
6
WP19552  
WP19553  
WP20792  
WP20793  
WP4763  
WP4765  
WP18150  
WP11761  
Pin, Headless .38 x 29.88  
Pin, Headless .38 x 48.50  
1
1
1
9
10  
11  
* 16 Bolt, Carriage 3/8 NC x 1 GR5  
16 Nut, Flanged Lock 3/8 NC  
WP14350  
60 Chain, 3 Link 1/4 proof  
96 Chain, 4 Link 1/4 proof  
* Obtain Locally  
FRONT ROLLER ASSEMBLY (OPTIONAL)  
REF  
NO  
PART  
NO  
NO  
USED  
DESCRIPTION  
1
2
3
4
5
6
7
8
WP24650KT  
WP24583  
WP24587  
WP24586  
1
1
1
1
Roller Kit, Front Complete  
Roller, Front w/Rod & Bearings  
Bracket, Left Front Roller  
Bracket, Right Front Roller  
Pin, Cotter 3/16 x 1  
8
4
6
*
2
2
4
4
WP29610  
WP14350  
Bearing, Flange .63 x .88 x .88  
Bolt, Carriage 3/8 NC x 1 GR5  
Nut, Flanged Lock 3/8 NC  
6
*
5
3
2
CD3951  
7
1
WPMAN0142 (Rev. 9/1/2004)  
38 Parts  
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FRONT CASTER ARM ASSEMBLY  
4
26  
25  
24  
20  
3
15  
22  
24  
30  
16  
29  
18  
14  
8
9
10  
7
28  
30  
6
CD3963D  
28  
6
5
29  
5
7
10  
1
HARDWARE  
REF  
NO  
PART  
NO  
NO  
USED  
REF  
NO  
PART  
NO  
DESCRIPTION  
DESCRIPTION  
14  
15  
*
*
Pin, Spirol 1/4 x 2  
1
WP20718G  
2
Solid tire, wheel & hub, 13.00 x  
5.00 x 10 Gray (includes item 5)  
Grease Fitting, 1/4-28 Tapered  
Thread  
-or-  
-or-  
16  
18  
20  
22  
24  
25  
26  
28  
29  
30  
*
*
Screw, HHCS 1/2 NC x 3-3/4 GR5  
Nut, Flanged Lock 1/2 NC  
Screw, HHCS 5/8 NC x 4 Hex GR5  
Nut, Flanged Lock 5/8 NC  
Washer, Flat 1.25 x 2.38 x .19  
Seal, Felt 1.25 x 1.88 x .38  
Washer, Cap Caster Wheel  
Washer, Flat 3/4 Standard  
Nut, Slotted Hex 3/4 NF  
1
WP19744G  
2
Pneumatic tire, wheel & hub,  
Gray 13 x 5-6 (includes item 5)  
WP11900  
3
4
WP20777  
WP20781  
WP2306  
WP2304  
WP5624  
WP52743  
WP52741  
WP52744  
2
2
4
4
4
2
2
4
Plate, Front Caster Support  
Caster Arm Assembly w/Bearing  
Bearing, Cup  
WP19025  
WP23609  
WP24588  
WP24589  
5
6
Bearing, Cone  
7
Seal, 1.13 x 1.78 x .47  
Caster Yoke & Shaft Asy  
Axle, Caster .75 x 8.25  
Sleeve, HT .75 x 1.13 x .63  
*
*
8
WP5849  
9
Pin, Cotter 3/16 x 1-1/2  
10  
.
* Obtain Locally  
(Rev. 7/6/2007)  
WPMAN0142 (Rev. 9/1/2004)  
Parts 39  
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REAR CASTER ARM ASSEMBLY  
3
4
5
30  
2
5
41  
40  
38  
31  
13  
15  
34  
38  
1
39  
41  
36  
9
14  
10  
9
39  
10  
11  
40  
32  
1
11  
14  
36  
12  
CD4000C  
REF  
NO  
PART  
NO  
NO  
USED  
HARDWARE  
DESCRIPTION  
REF  
PART  
NO  
NO  
30  
31  
DESCRIPTION  
1
2
WP20776  
WP20781  
WP24589  
WP24588  
WP23609  
WP5624  
WP2304  
WP2306  
2
2
2
2
4
4
4
4
2
Plate, Rear Caster Support  
Caster Arm Asy w/Bearing  
Washer, Cap Caster Wheel  
Seal, Felt 1.25 x 1.88 x .38  
Washer, Flat 1.25 x 2.38 x .19  
Seal, 1.13 x 1.78 x .47  
Bearing, Cone  
*
*
*
Grease Fitting 1/4-28 Tapered Thread  
Pin, Spirol 1/4 x 2  
3
32  
34  
36  
38  
39  
40  
41  
Screw, HHCS 1/2 NC x 3-3/4 GR5  
Nut, Flanged Lock 1/2 NC  
4
WP11900  
5
*
Screw, HHCS 5/8 NC x 4 GR5  
9
WP19025 * Nut, Flanged Lock 5/8 NC  
10  
11  
*
Washer, Flat 3/4 Standard  
Nut, Slotted Hex 3/4 NF  
Pin, Cotter 3/16 x 1-1/2  
Bearing, Cup  
WP5849  
12 WP20718G  
Solid tire, wheel & hub, 13.00 x  
5.00 x 10 Gray (includes item 5)  
*
-or-  
-or-  
* Obtain Locally  
12 WP19744G  
2
Pneumatic tire, wheel & hub,  
Gray 13 x 5-6 (includes item 5)  
13  
14  
15  
WP52743  
WP52744  
WP52741  
2
4
2
Caster Yoke & Shaft Asy  
Sleeve, HT .75 x 1.13 x .63  
Axle, Caster .75 x 8.25  
(Rev. 7/6/2007)  
WPMAN0142 (Rev. 9/1/2004)  
40 Parts  
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BOLT TORQUE CHART  
Always tighten hardware to these values unless a different torque value or tightening procedure is listed for a specific  
application.  
Fasteners must always be replaced with the same grade as specified in the manual parts list.  
Always use the proper tool for tightening hardware: SAE for SAE hardware and Metric for metric hardware.  
Make sure fastener threads are clean and you start thread engagement properly.  
All torque values are given to specifications used on hardware defined by SAE J1701 MAR99 & J1701M JUL96.  
SAE Bolt Head  
Identification  
SAE SERIES  
TORQUE  
CHART  
A
SAE Grade 2  
(No Dashes)  
SAE Grade 8  
(6 Radial Dashes)  
SAE Grade 5  
(3 Radial Dashes)  
MARKING ON HEAD  
A
SAE 2  
SAE 5  
SAE 8  
Diameter  
(Inches)  
Wrench  
Size  
lbs-ft  
N-m  
8
lbs-ft  
10  
N-m  
13  
lbs-ft  
14  
N-m  
1/4"  
5/16"  
3/8"  
7/16"  
1/2"  
9/16"  
5/8"  
3/4"  
7/8"  
1"  
7/16"  
1/2"  
6
18  
37  
12  
17  
19  
26  
27  
9/16"  
5/8"  
23  
31  
35  
47  
49  
67  
36  
48  
55  
75  
78  
106  
163  
232  
325  
569  
907  
1383  
3/4"  
55  
75  
85  
115  
164  
230  
403  
642  
979  
120  
171  
240  
420  
669  
1020  
13/16"  
15/16"  
1-1/8"  
1-5/16"  
1-1/2"  
78  
106  
149  
261  
416  
634  
121  
170  
297  
474  
722  
110  
192  
306  
467  
METRIC SERIES  
TORQUE  
CHART  
8.8  
Metric Bolt Head  
Identification  
10.9  
A
Metric  
Grade 8.8  
Metric  
Grade 10.9  
COARSE THREAD  
MARKING ON HEAD  
Metric 8.8 Metric 10.9  
N-m lbs-ft  
FINE THREAD  
MARKING ON HEAD  
Metric 8.8 Metric 10.9  
N-m lbs-ft  
A
A
Diameter &  
Thread Pitch Wrench  
(Millimeters)  
Diameter &  
Thread Pitch  
(Millimeters)  
Size  
N-m  
lbs-ft  
6
N-m  
lbs-ft  
6
6 x 1.0  
10 mm  
13 mm  
16 mm  
18 mm  
21 mm  
24 mm  
27 mm  
30 mm  
34 mm  
36 mm  
46 mm  
8
11  
27  
8
8
11  
29  
8
6 x 1.0  
8 x 1.0  
8 x 1.25  
10 x 1.5  
12 x 1.75  
14 x 2.0  
16 x 2.0  
18 x 2.5  
20 x 2.5  
22 x 2.5  
24 x 3.0  
30 x 3.0  
20  
15  
20  
21  
16  
22  
39  
29  
54  
40  
41  
30  
57  
42  
10 x 1.25  
12 x 1.25  
14 x 1.5  
16 x 1.5  
18 x 1.5  
20 x 1.5  
22 x 1.5  
24 x 2.0  
30 x 2.0  
68  
50  
94  
70  
75  
55  
103  
163  
250  
363  
507  
684  
861  
1740  
76  
109  
169  
234  
330  
451  
571  
1175  
80  
151  
234  
323  
457  
623  
790  
1626  
111  
173  
239  
337  
460  
583  
1199  
118  
181  
263  
367  
495  
623  
1258  
87  
120  
184  
268  
374  
505  
635  
1283  
125  
172  
244  
332  
421  
867  
133  
194  
270  
365  
459  
928  
Typical Washer  
Installations  
Bolt  
Flat Washer  
Lock Washer  
Nut  
8/9/00  
Bolt Torque & Size Charts (Rev. 8/14/02)  
Appendix 41  
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BOLT SIZE CHART  
NOTE: Chart shows bolt thread sizes and corresponding head (wrench) sizes for standard SAE and metric bolts.  
SAE Bolt Thread Sizes  
5/16  
3/8  
1/2  
5/8  
3/4  
7/8  
IN  
1
2
7
3
4
5
6
MM  
25  
50  
75  
100  
125  
150  
175  
Metric Bolt Thread Sizes  
8MM 10MM  
12MM  
14MM  
16MM  
18MM  
ABBREVIATIONS  
AG .............................................................Agriculture  
ATF.............................. Automatic Transmission Fluid  
BSPP........................... British Standard Pipe Parallel  
BSPTM.............. British Standard Pipe Tapered Male  
CV .................................................. Constant Velocity  
CCW.............................................Counter-Clockwise  
CW .............................................................Clockwise  
F .....................................................................Female  
GA ................................................................... Gauge  
GR (5, etc.)..........................................Grade (5, etc.)  
HHCS ...................................... Hex Head Cap Screw  
HT.......................................................... Heat-Treated  
JIC............... Joint Industry Council 37° Degree Flare  
LH............................................................... Left Hand  
LT..........................................................................Left  
m .......................................................................Meter  
mm ............................................................. Millimeter  
M ........................................................................ Male  
MPa ....................................................... Mega Pascal  
N.....................................................................Newton  
NC .................................................... National Coarse  
NF..........................................................National Fine  
NPSM...................National Pipe Straight Mechanical  
NPT ........................................ National Pipe Tapered  
NPT SWF ....... National Pipe Tapered Swivel Female  
ORBM......................................... O-Ring Boss - Male  
P.........................................................................Pitch  
PBY .....................................................Power-Beyond  
psi........................................ Pounds per Square Inch  
PTO ....................................................Power Take Off  
QD..................................................Quick Disconnect  
RH ............................................................Right Hand  
ROPS ......................... Roll-Over Protective Structure  
RPM ......................................Revolutions Per Minute  
RT...................................................................... Right  
SAE ........................ Society of Automotive Engineers  
UNC....................................................Unified Coarse  
UNF.........................................................Unified Fine  
UNS....................................................Unified Special  
42 Appendix  
Bolt Torque & Size Charts (Rev. 8/14/2002)  
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INDEX  
ADJUSTMENTS  
Cutting Height Adjustment  
Mounted Mowers 10  
With Front and Rear Caster Wheels 10  
Operating Technique 12  
Optional Blades 12  
Cutting Height Adjustment  
Mounted Mowers 10  
With Front and Rear Caster Wheels 10  
Top Link 11  
Optional Front Roller 12  
Tips 12  
Uneven Terrain 12  
ASSEMBLY  
Dealer Set-Up Instructions 26  
Pre-Operation Check List (Owner Responsibility)  
11  
Removing Mower from Tractor 12  
Starting and Stopping Mower 11  
Storage 12  
DEALER CHECK LISTS  
Delivery (Dealer Responsibility) 30  
Pre-Delivery (Dealer Responsibility) 30  
Top Link Adjustment 11  
DEALER SERVICE  
Blade Spindle  
OPTIONAL EQUIPMENT  
Front Roller 28  
Assembly 20  
Disassembly 20  
Installation 21  
Quick Hitch Kit 28  
Removal 20  
OWNER SERVICE  
Belt  
Repair Tips 19  
Blocking Methods 19  
Drive Pulley Installation 24  
Gearbox  
Replacement 14  
Routing 15  
Blade  
Assembly 24  
Installation 16  
Disassembly 23  
Leakage Repair 23  
Maintenance 23  
Removal 23  
Removal 16  
Sharpening 16  
Blades  
Servicing 16  
Blocking Methods 13  
Chain Shielding Repair 15  
Jackstand Placement 13  
Lubrication 13  
Shear Bolt Replacement 15  
Side Skid Repair 15  
Wheel Bearing Maintenance 16  
Jackstand Placement 19  
Universal Joint  
Assembly 22  
Disassembly 21  
Repair 21  
GENERAL  
Abbreviations 42  
Bolt Size Chart 42  
Bolt Torque Chart 41  
General Information 2  
Introduction , Inside front cover  
Specifications 1  
PARTS  
Index to Parts Lists 31  
SAFETY  
Check Lists  
Delivery (Dealer Responsibility) 30  
Pre-Delivery (Dealer Responsibility) 30  
Pre-Operation (Owner Responsibility) 11  
Safety Decals 6-8  
Table of Contents 1  
Warranties  
Product 45  
Replacement Parts 44  
Safety Rules 3-6  
Safety Symbols explained, Inside front cover  
OPERATION  
Attaching Mower to Tractor 9  
Hitch Point Distance 9  
PTO Clearance 9  
TROUBLE SHOOTING  
Belt Conditions 18  
Mowing Conditions 17  
WPMAN0142 (Rev. 10/29/2004)  
Index 43  
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WARRANTY  
for Replacement Parts  
Woods Equipment Company (“WOODS”) warrants this product to be free from defect in material and  
workmanship for a period of ninety (90) days from the date of delivery of the product to the original purchaser  
with the exception of V-belts, which will be free of defect in material and workmanship for a period of 12  
months.  
Under no circumstances will this Warranty apply in the event that the product, in the good faith opinion of  
WOODS, has been subjected to improper operation, improper maintenance, misuse, or an accident. This  
Warranty does not cover normal wear or tear, or normal maintenance items.  
This Warranty is extended solely to the original purchaser of the product. Should the original purchaser sell or  
otherwise transfer this product to a third party, this Warranty does not transfer to the third party purchaser in  
any way. There are no third party beneficiaries of this Warranty.  
WOODS’ obligation under this Warranty is limited to, at WOODS’ option, the repair or replacement, free of  
charge, of the product if WOODS, in its sole discretion, deems it to be defective or in noncompliance with this  
Warranty. The product must be returned to WOODS with proof of purchase within thirty (30) days after  
such defect or noncompliance is discovered or should have been discovered, routed through the dealer  
and distributor from whom the purchase was made, transportation charges prepaid. WOODS shall  
complete such repair or replacement within a reasonable time after WOODS receives the product. THERE  
ARE NO OTHER REMEDIES UNDER THIS WARRANTY. THE REMEDY OF REPAIR OR  
REPLACEMENT IS THE SOLE AND EXCLUSIVE REMEDY UNDER THIS WARRANTY.  
THERE ARE NO WARRANTIES WHICH EXTEND BEYOND THE DESCRIPTION ON THE FACE OF  
THIS WARRANTY. WOODS MAKES NO OTHER WARRANTY, EXPRESS OR IMPLIED, AND WOODS  
SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY AND/OR ANY  
IMPLIED WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE.  
WOODS shall not be liable for any incidental or consequential losses, damages or expenses, arising  
directly or indirectly from the product, whether such claim is based upon breach of contract, breach of  
warranty, negligence, strict liability in tort or any other legal theory. Without limiting the generality of the  
foregoing, Woods specifically disclaims any damages relating to (i) lost profits, business, revenues or  
goodwill; (ii) loss of crops; (iii) loss because of delay in harvesting; (iv) any expense or loss incurred for labor,  
supplies, substitute machinery or rental; or (v) any other type of damage to property or economic loss.  
This Warranty is subject to any existing conditions of supply which may directly affect WOODS’ ability to  
obtain materials or manufacture replacement parts.  
No agent, representative, dealer, distributor, service person, salesperson, or employee of any company,  
including without limitation, WOODS, its authorized dealers, distributors, and service centers, is authorized to  
alter, modify, or enlarge this Warranty.  
For warranty services contact your selling dealer.  
W-07012-V Rev. 3/24/2005 (cf. F-8494)  
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WARRANTY  
Please enter information below and save for future reference.  
Date Purchased: _____________________  
Model Number: ______________________  
From (Dealer): _________________________  
Serial Number: _________________________  
Woods Equipment Company (“WOODS”) warrants this product to be free from defect in material and workmanship.  
Except as otherwise set forth below, the duration of this Warranty shall be for TWELVE (12) MONTHS  
COMMENCING ON THE DATE OF DELIVERY OF THE PRODUCT TO THE ORIGINAL PURCHASER.  
The warranty periods for certain gearboxes are listed below:  
Model No.  
Part Warranted  
Duration  
Gearbox  
components  
5 years from the date of delivery  
to the original purchaser  
GM1060R, GM1072R, GM1084R,  
GM1060S, GM1072S, FM1012R, FM1015R,  
FM1017R, and GM1190R  
3 years from the date of delivery  
to the original purchaser.  
Blade spindles  
Under no circumstances will this Warranty apply in the event that the product, in the good faith opinion of WOODS, has  
been subjected to improper operation, improper maintenance, misuse, or an accident. This Warranty does not apply in the  
event that the product has been materially modified or repaired by someone other than WOODS, a WOODS authorized  
dealer or distributor, and/or a WOODS authorized service center. This Warranty does not cover normal wear or tear, or  
normal maintenance items. This Warranty also does not cover repairs made with parts other than those obtainable through  
WOODS.  
This Warranty is extended solely to the original purchaser of the product. Should the original purchaser sell or otherwise  
transfer this product to a third party, this Warranty does not transfer to the third party purchaser in any way. There are no  
third party beneficiaries of this Warranty.  
WOODS makes no warranty, express or implied, with respect to engines, batteries, tires or other parts or accessories not  
manufactured by WOODS. Warranties for these items, if any, are provided separately by their respective manufacturers.  
WOODS’ obligation under this Warranty is limited to, at WOODS’ option, the repair or replacement, free of charge, of the  
product if WOODS, in its sole discretion, deems it to be defective or in noncompliance with this Warranty. The product  
must be returned to WOODS with proof of purchase within thirty (30) days after such defect or noncompliance is  
discovered or should have been discovered, routed through the dealer and distributor from whom the purchase was  
made, transportation charges prepaid. WOODS shall complete such repair or replacement within a reasonable time  
after WOODS receives the product. THERE ARE NO OTHER REMEDIES UNDER THIS WARRANTY. THE  
REMEDY OF REPAIR OR REPLACEMENT IS THE SOLE AND EXCLUSIVE REMEDY UNDER THIS  
WARRANTY.  
THERE ARE NO WARRANTIES WHICH EXTEND BEYOND THE DESCRIPTION ON THE FACE OF THIS  
WARRANTY. WOODS MAKES NO OTHER WARRANTY, EXPRESS OR IMPLIED, AND WOODS  
SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY AND/OR ANY IMPLIED  
WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE.  
WOODS shall not be liable for any incidental or consequential losses, damages or expenses, arising directly or  
indirectly from the product, whether such claim is based upon breach of contract, breach of warranty, negligence,  
strict liability in tort or any other legal theory. Without limiting the generality of the foregoing, Woods specifically  
disclaims any damages relating to (i) lost profits, business, revenues or goodwill; (ii) loss of crops; (iii) loss because of  
delay in harvesting; (iv) any expense or loss incurred for labor, supplies, substitute machinery or rental; or (v) any other  
type of damage to property or economic loss.  
This Warranty is subject to any existing conditions of supply which may directly affect WOODS’ ability to obtain  
materials or manufacture replacement parts.  
No agent, representative, dealer, distributor, serviceperson, salesperson, or employee of any company, including without  
limitation, WOODS, its authorized dealers, distributors, and service centers, is authorized to alter, modify, or enlarge this  
Warranty.  
For warranty services contact your selling dealer.  
W-07011-V (Rev. 4/12/2006) (cf. F-3079)  
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PART NUMBER  
WPMAN0142  
©2001 Woods Equipment Company. All rights reserved. WOODS and the Woods logo are trademarks of Woods Equipment Company. Frontier  
Equipment and the Frontier logo are trademarks of Deere & Company. All other trademarks, trade names, or service marks that appear in this man-  
ual are the property of their respective companies or mark holders. Specifications subject to change without notice.  
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