| Compact-Pro™ 44   Owner/Operator Manual   Manuel Du Propriétaire/Utilisateur   Models   991072 – Compact-Pro 44   03993700 11/09   Printed in USA   ENGLISH   FRANÇAIS   Download from Www.Somanuals.com. All Manuals Search And Download.   • Record Unit Model and Serial numbers   here.   DEALER DELIVERY   Dealer should:   1. Test brakes after unit is assembled to be   sure adjustment has not been disturbed   in shipment (See Parking Brake   brakes are properly adjusted at factory.   • Record Engine Model and Serial numbers   here.   2. Check the safety interlock system to   make sure that it is functioning properly.   With operator on seat, unit must not start   unless steering levers are in neutral (N)   and Power Takeoff (PTO) is disengaged   (Off). Engine must stop if operator   leaves seat when steering levers are in   any drive position or PTO is engaged   (On). See Safety Interlock System on   page 12.   3. Fill out Original Purchaser Registration   Card and return the card to Gravely.   4. Explain Limited Warranty Policy.   5. Explain recommended lubrication and   maintenance. Advise customer on   adjustments. Instruct customer on   PRODUCT REGISTRATION   The Gravely dealer must register the product   at the time of purchase. Registering the   product will help the company process   warranty claims or contact you with the latest   service information. All claims meeting   requirements during the limited warranty   period will be honored, whether or not the   product registration card is returned. Keep a   proof of purchase if you do not register your   unit.   controls and operation of unit. Discuss   and emphasize the Safety Precautions.   Give customer Owner/Operator, Parts,   and Engine Manuals. Advise customer   to thoroughly read and understand them.   Customer Note: If the Dealer does not   register your product, please fill out, sign and   return the product registration card to Gravely   Customer Note: Your Dealer has been   provided complete set-up and preparation   instructions which must be completed prior to   you taking delivery of this unit. The dealer is   required to review important information in   this manual with you before or upon delivery   of the unit or attachment.   UNAUTHORIZED REPLACEMENT   PARTS   Use only Gravely replacement parts. The   replacement of any part on this equipment   with anything other than a Gravely authorized   replacement part may adversely affect the   performance, durability, and safety of this unit   and may void the warranty. Gravely disclaims   liability for any claims or damages, whether   regarding warranty, property damage,   personal injury or death arising out of the use   of unauthorized replacement parts.   NOTE: To locate your nearest Gravely   DISCLAIMER   Gravely reserves the right to discontinue,   change, and improve its products at any time   without public notice or obligation to the   purchaser. The descriptions and   specifications contained in this manual were   in effect at printing. Equipment described   within this manual may be optional. Some   illustrations may not be applicable to your   unit.   GB - 3   Download from Www.Somanuals.com. All Manuals Search And Download.   SAFETY   WARNING: This cutting machine   WARNING: POTENTIALLY   HAZARDOUS SITUATION! If not   avoided, COULD RESULT in   death or serious injury.   is capable of amputating hands   and feet and throwing objects.   Failure to observe the safety   instructions in the manuals and   on decals could result in serious   injury or death.   CAUTION: POTENTIALLY   HAZARDOUS SITUATION! If not   avoided, MAY RESULT in minor or   moderate injury. It may also be   used to alert against unsafe   practices.   Slopes are a major factor related   to loss-of-control and tip-over   accidents. Operation on all slopes   requires extra caution.   Tragic accidents can occur if the   operator is not alert to the   presence of children. Never   assume that children will remain   where you last saw them.   NOTATIONS   NOTE: General reference information for   proper operation and maintenance practices.   Gasoline is extremely flammable   and the vapors are explosive,   handle with care.   IMPORTANT: Specific procedures or   information required to prevent damage to   unit or attachment.   Disengage attachment, stop unit   and engine, remove key, engage   parking brake, and allow moving   parts to stop before leaving   operator’s position.   PRACTICES AND LAWS   Practice usual and customary safe working   precautions, for the benefit of yourself and   others. Understand and follow all safety   messages. Be alert to unsafe conditions and   the possibility of minor, moderate, or serious   injury or death. Learn applicable rules and   laws in your area, including those that may   restrict the age of the operator.   SAFETY ALERT   SYMBOL   These are safety alert   symbols. They mean:   •ATTENTION!   •YOUR SAFETY IS   INVOLVED!   OL1253   REQUIRED OPERATOR   TRAINING   Original purchaser of this unit was instructed   by the seller on safe and proper operation. If   unit is to be used by someone other than   original purchaser (loaned, rented or sold),   ALWAYS provide this manual and any   When you see this symbol:   •BECOME ALERT!   •OBEY THE MESSAGE!   OL3900   needed safety training before operation.   SIGNAL WORDS   The safety alert symbols above and signal   words below are used on decals and in this   manual.   SAFETY DECALS AND   LOCATIONS   ALWAYS replace missing or damaged Safety   Decals. Refer to Figure 2 for Safety Decal   locations.   Read and understand all safety messages.   DANGER: IMMINENTLY   HAZARDOUS SITUATION! If not   avoided, WILL RESULT in death   or serious injury.   GB - 4   Download from Www.Somanuals.com. All Manuals Search And Download.   6 2 5 1 4 3 2 OF4340   Figure 2   • If machine stops going uphill, stop   blade and back down slowly.   Avoid sudden turns.   Keep safety devices (guards, shields,   switches, etc.) in place and working.   1. DANGER! TO AVOID SERIOUS   INJURY OR DEATH   • • Read Owner/Operator Manual.   • • • Check interlock system per manual   before use.   Understand location and function of all   controls.   Never allow operation by untrained   persons.   OL1801   Keep children and others away   from unit while operating.   2. DANGER! ROTATING PARTS   Always keep feet and hands   away from rotating parts.   OL4370   Never direct discharge toward   other people. Thrown objects   can cause injury. Remove   objects that could be thrown by   the blade.   OL3030   Always stand clear of discharge   OL0910   area. Do not direct discharge   toward other people.   Look down and behind before   and while backing.   OL0910   Keep people away from unit   while operating.   OL4460   Keep children out of work area   and under watchful care of a   responsible adult.   OL3292   OL4470   Shut off engine, remove key,   read manual before you adjust   or repair unit.   NEVER CARRY CHILDREN.   OL4010   OL4480   NO STEP! Always keep feet   away from rotating parts.   Go up and down slopes, not   across.   DO NOT operate on slopes   over 17°.   OL4420   OL4450   GB - 5   Download from Www.Somanuals.com. All Manuals Search And Download.   3. WARNING!   Do not operate mower unless guards are in   operating position or bagger is attached.   SAFETY RULES   Read, understand, and follow all safety   practices in Owner/Operator Manual before   beginning assembly. Failure to follow   instructions could result in personal injury   and/or damage to unit.   Always stand clear of discharge   area.   ALWAYS remove key and/or wire from spark   plug before assembly. Unintentional engine   start up can cause death or serious injury.   OL4430   Do not operate mower unless   bagger is attached or guards   are in operating position.   Complete a walk around inspection of unit   and work area to understand:   • Work area • Your unit • All safety decals   Determine which attachments are needed   and can be used safely.   OL3320   Inspect unit before each use for: missing or   damaged decals and shields, correctly   operating safety interlock system, and   deterioration of grass catchers. Replace or   repair as needed.   4. HOT SURFACES!   DO NOT touch parts which   are hot from operation.   ALWAYS allow parts to cool.   ALWAYS check overhead and side   clearances carefully before operation.   ALWAYS be aware of traffic when operating   along streets or curbs.   OS0731   Keep children and people away.   5. ROTATING PARTS   Keep children out of work area and under   watchful care of a responsible adult.   AVOID INJURY. Stay clear of   rotating parts.   Keep area of operation clear of all toys, pets,   and debris. Thrown objects can cause injury.   OF3450   Check for weak spots on docks, ramps or   floors. Avoid uneven work areas and rough   terrain. Stay alert for hidden hazards or traffic.   6. DANGER!   AVOID INJURY. Stay clear of   rotating parts.   DO NOT operate near drop-offs, ditches, or   embankments. Unit can suddenly turn over if   a wheel is over the edge of a cliff or ditch, or if   an edge caves in.   OL4730   Data indicates that operators, age 60 and   above, are involved in a larger percentage of   riding mower related injuries. These   operators should evaluate their ability to   operate the riding mower safely enough to   protect themselves and others from serious   injury.   Read the entire Owner/Operator manual and   other training material. If the operator or the   mechanic cannot read the manual, it is the   owner’s responsibility to explain it to them.   Only the user can prevent and is responsible   for accidents or injuries occurring to   themselves, other people or property.   Only trained adults may operate or service   unit. Training includes actual operation.   Local regulations may restrict the age of the   operator.   NEVER allow children to operate or play on   or near unit. Be alert and shut off unit if   children enter area.   GB - 6   Download from Www.Somanuals.com. All Manuals Search And Download.   NEVER operate unit after or during the use of   medication, drugs or alcohol. Safe operation   requires your complete and unimpaired   attention at all times.   Start and operate unit only when seated in   operator’s position. Steering control levers   must be in neutral, PTO disengaged and   parking brake set when starting engine.   DO NOT wear loose clothing or jewelry and   tie back hair that may get caught in rotating   parts.   Use care when approaching blind corners,   shrubs, trees or other objects that may   obscure vision.   Wear adequate outer garments.   Dust, smoke, fog, etc. can reduce vision and   cause an accident. Mow only in daylight or   good artificial light.   NEVER wear open sandals or canvas shoes   during operation. Wear adequate safety gear,   protective gloves and footwear.   Avoid slippery surfaces. Always be sure of   your footing.   Wear proper footwear to improve footing on   slippery surfaces.   DO NOT mow on wet grass. Reduced   traction could cause sliding and effect the   machine’s stability.   Always wear safety goggles or safety glasses   with side shields when operating mower.   Watch for traffic when operating near or   crossing roadways.   Moving parts can cut or amputate fingers or a   hand. Wrap blade(s) or wear gloves to   service. On multiblade mowers, rotation of   one blade will cause all blades to rotate.   Never carry passengers.   DO NOT try to stabilize the machine by   putting your foot on the ground.   NEVER place your hands or any part of your   body or clothing inside or near any moving   part while unit is running.   Never direct discharge towards persons or   property that may be injured or damaged by   thrown objects. Use extreme caution on   gravel surfaces.   ALWAYS keep hands and feet away from all   rotating parts during operation. Rotating parts   can cut off body parts.   Always stand clear of the discharge area.   ALWAYS keep body and hands away from   pin holes or nozzles which eject hydraulic   fluid under pressure.   ALWAYS disengage PTO, stop unit and   engine, remove key, engage parking brake   and allow moving parts to stop before leaving   operator’s position.   DO NOT touch parts which are hot. Allow   parts to cool.   Never engage PTO while raising attachment   or when attachment is in raised position.   ALWAYS keep hands and feet away from all   pinch points.   DO NOT operate at too fast a rate. DO NOT   change engine governor settings or over-   speed engine. Slow down before turning.   Fumes from the engine exhaust can cause   death or serious injury. DO NOT run engine in   an enclosed area. Always provide good   ventilation.   DO NOT operate in reverse unless absolutely   necessary. ALWAYS look down and behind   before and while backing.   Read, understand, and follow all instructions   in the manual and on the machine before   starting. Understand:   Stop and inspect equipment if you strike an   object or if there is an unusual vibration.   Repair, if necessary, before restarting. Never   make adjustments or repairs with the engine   running.   • • • • • How to operate all controls   The functions of all controls   How to STOP in an Emergency   Braking and steering characteristics   Turning radius and clearances   Mower blades are sharp and can cut you.   Wrap the blade(s) or wear gloves, and use   extra caution when servicing them. NEVER   weld or straighten mower blades.   Keep safety devices or guards in place and   functioning properly. NEVER modify or   remove safety devices.   Rotation of one blade may cause rotation of   the other blades.   Do not operate without either entire grass   catcher or the discharge guard in place.   Take all possible precautions when leaving   unit unattended. Shut off engine. Remove   wire from spark plug and secure it away from   spark plug.   Stop engine before removing grass catcher or   unclogging chute.   Ensure Safety Interlock System is functioning   properly. DO NOT operate unit if safety   interlock is damaged or disabled.   ALWAYS remove key to prevent unauthorized   use.   GB - 7   Download from Www.Somanuals.com. All Manuals Search And Download.   Know the weight of loads. Limit loads to those   you can safely control and the unit can safely   handle.   This product is equipped with an internal   combustion type engine. DO NOT use unit on   or near any unimproved, forest-covered or   brush covered land unless exhaust system is   equipped with a spark arrester meeting   applicable local, state or federal laws. A spark   arrester, if it is used, must be maintained in   effective working order by operator.   Disengage PTO when attachment is not in   use. ALWAYS turn off power to attachment   when travelling, crossing driveways, etc.   Mow up and down slopes, not across them.   DO NOT operate on slopes of more than 17   degrees.   Fuel is highly flammable and its vapors are   explosive. Handle with care. Use an   approved fuel container.   Use of a Rollover Protection System (ROPS)   is recommended for slope operation. See   Attachments and Accessories.   NO smoking, NO sparks, NO flames.   ALWAYS allow engine to cool before   servicing.   Always wear a seat belt when operating unit   using a Rollover Protection System (ROPS).   Keep all movements on the slope slow and   gradual. Do not make sudden changes in   speed or direction.   NEVER fill fuel tank when engine is running   or hot from operation.   NEVER fill or drain fuel tank indoors.   Replace fuel cap securely and clean up   spilled fuel.   Avoid starting or stopping on the slope. If tires   lose traction, disengage the blades and   proceed slowly straight down the slope.   Never fill containers inside a vehicle or on a   truck or trailer bed with a plastic liner. Always   place containers on the ground away from   your vehicle before filling.   If you cannot back up a slope or you feel   uneasy on it, do not mow it.   DO NOT park on slopes unless necessary.   When parking on slope always chock or block   wheels. Always set parking brake.   When practical, remove gas-powered   equipment from the truck or trailer and refuel   it on the ground. If this is not possible, then   refuel such equipment on a trailer with a   portable container, rather than from a   gasoline dispenser nozzle.   Use a slow speed. Tires may lose traction on   slopes even though the brakes are   functioning properly.   Do not bypass transmission when on a slope.   Keep the nozzle in contact with the rim of the   fuel tank or container opening at all times until   fueling is complete. Do not use a nozzle lock-   open device.   Tow only with a machine that has a hitch   designed for towing. Do not attach towed   equipment except at the hitch point.   Follow the manufacturer’s recommendations   for weight limits for towed equipment and   towing on slopes.   If fuel is spilled on clothing, change clothing   immediately.   Avoid Electric Shock. Objects contacting both   battery terminals at the same time may result   in injury and unit damage. DO NOT reverse   battery connections.   NEVER allow children or others in or on   towed equipment.   On slopes, the weight of the towed equipment   may cause loss of control.   Reverse connections may result in sparks   which can cause serious injury. Always   connect positive (+) lead of charger to   positive (+) terminal, and negative (-) lead to   negative (-) terminal.   Travel slowly and allow extra distance to stop.   Use extra care when loading or unloading   unit onto trailer or truck.   Secure unit chassis to transport vehicle.   NEVER secure from rods or linkages that   could be damaged.   ALWAYS disconnect negative (-) cable FIRST   and positive (+) cable SECOND. ALWAYS   connect positive (+) cable FIRST, and   negative (-) cable SECOND.   DO NOT transport machine while engine is   running.   Explosive Gases from battery can cause   death or serious injury. Poisonous battery   fluid contains sulfuric acid and its contact with   skin, eyes or clothing can cause severe   chemical burns.   ALWAYS turn off power to attachment and   shut off fuel when transporting unit.   Keep unit free of debris. Clean up oil or fuel   spills.   No flames, No sparks, No smoking near   battery.   GB - 8   Download from Www.Somanuals.com. All Manuals Search And Download.   ALWAYS wear safety glasses and protective   gear near battery. Use insulated tools.   NEVER store unit with fuel in fuel tank, inside   a building where any ignition sources are   present.   DO NOT TIP battery beyond a 45° angle in   any direction.   Shut off fuel and allow engine to cool   completely before storing in closed area or   covering unit.   ALWAYS keep batteries out of reach of   children.   Clean grass and debris from unit, especially   from around muffler and engine, to help   prevent fires.   Battery posts, terminals and related   accessories contain lead and lead   compounds, chemicals known to the State of   California to cause cancer and reproductive   harm. Wash hands after handling.   For extended storage, shut off fuel and clean   unit thoroughly. See engine manual for proper   storage.   ALWAYS block wheels and know all jack   stands are strong and secure and will hold   weight of unit during maintenance.   Lower cutting deck unless a positive   mechanical lock is used.   Release pressure slowly from components   with stored energy.   Use only attachments or accessories   designed for your unit.   NEVER attempt to make any adjustments to   unit while engine is running (except where   specifically recommended). Stop engine,   remove key or spark plug wire and wait for all   moving parts to stop before servicing or   cleaning.   Check all hardware at regular intervals,   especially blade attachment bolts. Keep all   hardware properly tightened.   Check attachment components frequently. If   worn or damaged, replace with   manufacturer’s recommended parts.   Check parking brake operation frequently.   Adjust and service as required.   ALWAYS maintain unit in safe operating   condition. Damaged or worn out muffler can   cause fire or explosion.   Maintain or replace safety and instruction   labels, as necessary.   GB - 9   Download from Www.Somanuals.com. All Manuals Search And Download.   ASSEMBLY   2 1 WARNING: AVOID INJURY.   1 Read and understand entire   3 Safety section before proceeding.   UNIT ASSEMBLY   Package Contents:   Unit, Mower Deck and Literature Pack   Preparation Checklist   Refer to the Owner/Operator manual as   required.   1. Unpack Unit - Remove shrink wrap and   packaging materials.   2. Remove Unit From Container - Open   Bypass Valves (dump valves) (See   Moving the Unit with the Engine Off on   page 16).   Push unit from container onto a level   surface. Close the bypass valves.   1. Steering   Levers   2. Seat   3. Mounting   Hardware   OF4110   Figure 3   3. Tires - See Specifications on page 31.   6. Battery - Remove battery from unit and   charge (See Battery on page 22).   7. Check Engine Crankcase - Check and   add oil if needed. See Engine Manual for   specifications.   8. Fill Engine Fuel Tank - Add clean fuel to   the fuel tank.   NOTE: See engine manual for fuel type.   9. Hardware - Check for loose hardware.   10. Check Safety Interlock System - Check   to see that the interlock system operates   correctly (See Safety Interlock System   on page 12).   CAUTION: Avoid injury! Explosive   separation of tire and rim parts is   possible when they are serviced   incorrectly:   • Do not attempt to mount a   tire without the proper   equipment and experience   to perform the job.   • • Do not inflate the tires   above the recommended   pressure.   Do not weld or heat a wheel   and tire assembly. Heat can   cause an increase in air   pressure resulting in an   explosion. Welding can   structurally weaken or   deform the wheel.   WARNING: FAILURE OF   INTERLOCK together with   severe personal injury.   • Do not stand in front or over   the tire assembly when   inflating. Use a clip-on   chuck and extension hose   long enough to allow you to   stand to one side.   11. Lubrication - Lubricate all fittings per   maintenance label under seat and check   hydrostat oil level (See Lubricate Unit on   page 23).   12. Level Deck - Check unit to ensure deck   level set at factory has been maintained   (See Leveling the Mower Deck on   page 28).   4. Seat - See Seat Adjustments on   page 13 and Service Position on   page 18.   5. Position Steering Levers - Remove   eccentric spacers and rotate steering   levers to the operating position. Reinstall   spacers. Tighten hardware securely.   See Aligning the Steering Levers   (Figure 14) on page 24.   13. Check Function of all Controls - Ensure   unit runs and performs properly.   WARNING: FAILURE OF   CONTROLS could result in death   or serious injury.   GB - 10   Download from Www.Somanuals.com. All Manuals Search And Download.   CONTROLS AND FEATURES   16   10   15   3 1 9 13   11   4 7 14   6 8 12   5 OM4090   OM4085   OF4035   OF4095   Figure 4   1. Fuel Tanks and Caps   2. Steering Levers   3. Hydraulic Oil Reservoir   4. Ignition Switch   9. Battery   10. Fuel Shut Off Valve   11. Mower Lift Pedal   12. Mower Deck   5. Hour Meter   6. Throttle Lever   7. Choke Control   13. Mower Lift Lock   14. Seat Adjustment Lever   15. Parking Brake   8. Power Take Off (PTO) Switch   16. Bypass Valve Lever   GB - 11   Download from Www.Somanuals.com. All Manuals Search And Download.   OPERATION   Steering Levers   WARNING: AVOID INJURY.   Read and understand entire   Safety section before proceeding.   B D A CONTROLS AND FEATURES   See Figure 4 for Controls and Features   locations.   Safety Interlock System   C WARNING: Safety interlock   system failure and improper   operation of unit can result in   death or serious injury. Test this   system each time the unit is   operated. If this system does not   function as described, do not   operate until repairs are made.   The steering levers control speed and   direction. In addition, they will stop the unit.   A. For reverse travel, pull both steering   control levers backward.   B. For straight forward travel, push both   steering control levers forward.   C. To turn left, pull the left back or push   the right steering control lever forward   or a combination of both.   Perform the following tests to ensure the   safety interlock system is working properly. If   the unit does not perform as stated, contact   your Gravely dealer for repairs.   D. To turn right, pull the right back or   push the left steering control lever   forward or a combination of both.   NOTE: When the parking brake is engaged,   the steering levers are locked in neutral.   To stop, return both steering levers to neutral.   Test Steering PTO Parking   Levers Brake   Engine   NOTE: The steering controls are   mechanically locked in neutral whenever the   parking brake is engaged.   STARTING INTERLOCK   NOTE: Aggressive turning can scuff or   damage lawns. ALWAYS keep both wheels   rotating when making sharp turns. DO NOT   make turns with inside wheel completely   stopped. To obtain minimum turning radius,   slowly reverse inside wheel while moving   outside wheel slowly forward.   1 2 Neutral Off   Neutral On   Engaged Starts   Engaged Doesn’t   Start   3 Neutral Off   Dis-   Doesn’t   engaged Start   Ignition Switch   OPERATING INTERLOCK (ENGINE ON)   Operate the ignition switch   with the removable key.   The switch has three   positions: Off (1), On (2)   and Start (3). To start the   4* Neutral On   5* Neutral Off   Engaged Shuts Off   Dis-   Shuts Off   engaged   * Operator lifts off seat.   engine, turn the key to   OF1750   Start, then release to On.   To stop the engine, turn   the key to Off.   Parking Brake Interlock System   With the parking brake engaged, the steering   levers must be locked in neutral.   Choke Control   With the parking brake disengaged, the   engine must not start and the engine must   shut off if the operator leaves the seat.   Push the choke lever   forward to start a cold   engine. Pull the choke   lever to the rear when the   engine gets warm.   GB - 12   Download from Www.Somanuals.com. All Manuals Search And Download.   Put cutting height adjustment pin in desired   hole. Push mower lift pedal forward and hold   it while pushing down on the lift lock. Slowly   lower mower lift pedal until deck lift contacts   cutting height adjustment pin.   Throttle Lever   The throttle lever changes   the engine speed. Move   the throttle lever to Fast (1)   to increase engine speed.   Move the lever to Slow (2)   to decrease engine speed.   1 Fuel Shut-Off Valve   Use this valve to control   fuel flow from left or right   fuel tank.   Open the valve to operate   the engine. Turn the valve   to "Off" when storing or   transporting the unit.   2 OF1700   Parking Brake Lever   1. Pull lever up to engage   parking brake.   2. Push lever down to   disengage parking brake.   Bypass Valve Lever   Drive   Pull the lever back to set   the pump in neutral and   move the unit with the   engine off.   OF1740   Push the lever in to set the   pump in the drive position   and operate the unit.   Seat Adjustments   WARNING: Make all seat   adjustments with unit stationary,   parking brake on and engine shut   off.   Neutral   ON   Power Take Off (PTO)   Switch   Power take off (PTO)   switch engages and   disengages the mower   blades.   To adjust seat forward or backward:   1. While seated, pull seat adjustment lever   outward and slide seat into desired   position.   2. Release lever and slide seat forward or   back to lock seat into position.   Pull the power take off   (PTO) switch to "On"   position to engage mower   blades.   Hour Meter   Press and release the toggle button to shift   between different functions.   OE0261   OFF   Press and hold the toggle button to reset the   timer or clear a service message.   Push the power take off   (PTO) switch to "Off" position to disengage   mower blades.   The hour meter has three functions:   Hour Meter: measures the amount of time   the engine has been run. This time cannot be   cleared.   NOTE: The engine will not start unless the   steering control levers are in the neutral   position, the PTO switch is in the “Off”   position and parking brake is set.   Timer (TMR1): measures the time spent on   individual jobs.   Mower Lift Pedal   Press and hold the toggle button to reset the   timer to zero. TMR1 will then start measuring   engine run time until it is reset to zero again.   OF1700   Service Alert (Chg Oil, Chg H Oil & Filter,   SVC Airfilter): reminds operators of the   maintenance interval for changing the engine   oil, changing the hydraulic oil and filter and   servicing the air filter.   Mower lift pedal raises and lowers mower   deck for mowing or transport.   Transport:   Push mower lift pedal all the way forward until   lift lock engages.   Cutting Height:   GB - 13   Download from Www.Somanuals.com. All Manuals Search And Download.   The alert starts counting down two hours   before the maintenance is due. The meter   flashes the word, "Now," when it reaches the   maintenance time.   GASOLINE   IMPORTANT: ALWAYS use gasoline that   meets the following guidelines:   • • Clean, fresh gasoline.   Press and hold the toggle button to reset the   maintenance clock to zero after perfoming   the service.   A minimum of 87 octane/87 AKI (91   RON). High altitude use may require a   different octane. Consult your engine   manual.   NOTE: The hour meter is preprogrammed for   the initial oil change at 25 hours and for 100   hours thereafter. The hour meter is   programmed for the initial hydraulic oil and   filter change at 75hours and for 400 hours   thereafter.   • • Gasoline with up to 10% ethanol   (gasohol) or up to 15% MTBE (methyl   tertiary butyl ether) is acceptable.   Use of any gasoline other than those   approved above may void the engine   warranty. If the pumps are not marked   for the content of alcohol or ethers,   check ethanol and MTBE levels with   the fuel supplier.   Display   • • Do not modify the fuel system to use   different fuels.   Never mix oil and gasoline.   NOTE: All gasoline is not the same. If the   engine experiences starting or performance   problems after using a new gasoline, switch   to a different fuel provider or fuel brand.   IMPORTANT: Excessively oxygenated or   reformulated fuels (fuels blended with   alcohols or ethers) can damage the fuel   system or cause performance problems. If   any undesirable operating problems occur,   use a gasoline with a lower percentage of   alcohol or ether.   Toggle Button   FILLING FUEL TANK   Fuel Stabilizer   WARNING: AVOID INJURY.   Read and understand entire   Safety section before proceeding.   Gasoline left in the fuel system for extended   periods without a stabilizer will deteriorate,   resulting in gum deposits in the system.   These deposits can damage the carburetor   and the fuel hoses, filter and tank. Prevent   deposits from forming in the fuel system   during storage by adding a quality fuel   stabilizer to the fuel. Follow the   Add fuel to Fuel Tank as needed. See your   Engine Manual for correct type and grade of   fuel.   To add fuel to the fuel tank:   1. Place unit in an open or well-ventilated   open area.   recommended mix ratio found on the fuel   stabilizer container.   2. Stop the engine and allow it to cool.   PRE-START   3. Clean the fuel cap and the area around   the fuel cap to prevent dirt from entering   the fuel tank. Remove the cap from the   fuel tank.   4. Fill the fuel tank to within 1 in. (25 mm)   below bottom of filler neck.   CAUTION: Make sure all   hardware is tight, all safety   devices are in place and all   adjustments are made correctly.   5. Replace fuel cap and tighten.   6. Clean up any spilled fuel.   1. Check Safety Interlock System   If this system does not function as described   do not operate until repairs are made.   2. Check Air Cleaner   Check air filter for dirt. Clean as required.   Follow Engine Manual Maintenance   Schedule.   GB - 14   Download from Www.Somanuals.com. All Manuals Search And Download.   To stop the engine:   3. Check Engine Fuel and Crankcase   Oil   Check and add fuel if required. Check that   engine crankcase oil is full. Follow Engine   Manual Maintenance Schedule.   1. Bring the steering levers to neutral.   Disengage the PTO and engage the   parking brake.   2. Move the throttle lever to the “Slow”   position.   4. Check Tire Pressure   3. Turn the ignition key to the “Off” position.   See Specifications on page 31 for correct tire   pressure.   TO MOW WITH UNIT   Operate the unit only when seated in the   operator’s position.   5. Check Hydraulic Fluid Level   See Check Hydraulic Fluid Level on page 19.   6. Adjust Seat   1. Start the engine. Let the engine warm   until it is running smoothly.   Be sure all controls can be reached safely   from operator’s position.   2. Release parking brake.   WARNING: Move the steering   control levers slowly and keep the   throttle control lever at slow   speed until you learn how to   operate the unit.   7. Set Cutting Height   Make sure the deck is set to the correct   cutting height.   STOPPING IN AN EMERGENCY   The unit can be stopped immediately at any   time by turning the ignition key to the "Off"   position.   3. Bring the steering levers to neutral.   4. Slow the engine down to about 3/4   speed.   5. Turn ON the PTO switch to engage the   mower.   STARTING AND SHUT OFF   IMPORTANT: Never engage the PTO if the   mower is plugged with grass or other   material. This may cause damage to the   electric clutch.   CAUTION: Read entire   Owner/Operator Manual, Clutch   Manual, and Engine Manual first.   DO NOT attempt to start engine   at this time.   6. Move throttle control to fast.   7. Move the steering levers forward to   obtain a slow ground speed.   To start the engine:   8. To disengage the mower, move the PTO   switch to the “Off” position.   9. When you know how to operate the unit,   select a speed appropriate to your   mowing conditions.   1. Make sure the steering levers are in   neutral.   2. Put the PTO switch in the “Off” position.   3. Engage parking brake.   4. If the engine is cold, move the choke   control to the “On” position. If the engine   is warm or hot, do not use choke.   PARKING   To park the unit:   1. Bring the steering levers to neutral. Turn   off PTO.   2. Move the throttle lever to the “Slow”   position.   3. Engage the parking brake.   4. Lower the attachment.   5. Turn the ignition key to the “Off” position   and remove the key.   5. Move the throttle to 3/4 “Fast” position.   See Engine Manual for detailed   instructions.   6. Put the ignition key in the switch and   turn it to the “Start” position.   7. As soon as the engine starts, release the   key.   8. Move the choke control to the “Off”   position from the “Choke” position. Wait   until the engine is running smoothly   before operation.   GB - 15   Download from Www.Somanuals.com. All Manuals Search And Download.   MOVING THE UNIT WITH THE   ENGINE OFF   IMPORTANT: Never tow unit.   FOR BEST PERFORMANCE   Cut grass when it is dry.   Keep mower blades sharp.   Keep mower deck properly levelled.   Adjust anti-scalp rollers to prevent scalping.   1. Shut OFF engine.   2. Place seat in the service position (See   Service Position on page 18).   3. Pull the right and left bypass levers to   the neutral position.   Do not set height of cut too low. For very tall   grass, mow twice.   Do not travel too fast.   Mow with the engine set at full throttle.   WARNING: Do not bypass   transmission when on a slope.   When mulching, only remove 1/3 of grass   length per cutting. Do not cut more than 1   inch (2.54 cm) at any one time.   4. Disengage parking brake.   5. Push unit to desired location.   6. Engage parking brake.   7. Push the right and left bypass levers to   the drive position.   Discharge clippings into areas already cut.   Vary cutting pattern with each mowing.   Do not allow grass or debris to collect inside   of mower deck. Clean after each use.   Push Lever In to Drive Position   Pull Lever Out to the Neutral Position   OF4105   OF4110   Figure 5   GB - 16   Download from Www.Somanuals.com. All Manuals Search And Download.   MAINTENANCE SCHEDULE   Proper maintenance can prolong the life of   unit. The following charts show the   recommended service schedule. More   frequent service may be required due to   working conditions (heavy loads, high   ambient temperatures, dusty conditions, or   airborne debris).   WARNING: AVOID INJURY.   Read and understand entire   Safety section before proceeding.   See the maintenance instructions in the   Engine Manual for additional information.   Period Service   Task   Check Safety Interlock   WARNING: Safety interlock system   failure and improper operation of unit can   result in death or serious injury. Test this   system each time the unit is operated. If   this system does not function as   described, do not operate until repairs are   made. See Safety Interlock System on   page 12.   Check Parking Brake   Interlock System   See Parking Brake Interlock System on page 12.   Check Hydraulic Fluid   Check hydraulic oil level mark on cap/dipstick. Add   20W50 engine oil as needed. Do not overfill. See   Check Hydraulic Fluid Level on page 19.   Check Tires   See Specifications on page 31 for correct tire   pressure.   CAUTION: Avoid injury! Explosive   separation of tire and rim parts is possible   when they are serviced incorrectly:   Each   Use   • Do not attempt to mount a tire without the   proper equipment and experience to   perform the job.   • • Do not inflate the tires above the   recommended pressure.   Do not weld or heat a wheel and tire   assembly. Heat can cause an increase in air   pressure resulting in an explosion. Welding   can structurally weaken or deform the   wheel.   • Do not stand in front or over the tire   assembly when inflating. Use a clip-on   chuck and extension hose long enough to   allow you to stand to one side.   Clean Unit   Clean engine, battery, seat, mower deck, etc. of dirt   and debris. Do not use solvents, hard cleaners, or   abrasives.   IMPORTANT: Do not spray the unit with water,   especially when the unit is warm from operation.   Water can seep into bearings and damage them.   NOTE: Protect painted surfaces with automotive   type wax.   GB - 17   Download from Www.Somanuals.com. All Manuals Search And Download.   Period Service   Task   Follow Engine Manual   Maintenance Schedule   Perform scheduled engine maintenance. Refer to   engine manual for detailed instructions.   Each   Use   Check Mower Blades   Check mower blades for wear. Sharpen or replace   Every   25   Hours   Check Air FIlter   Lubricate Unit   Check Brake Gap   Clean Battery   Check air filter for dirt. Clean as required. Follow   Engine Manual for maintenance schedule.   Every   50   Hours   Oil all pivot points and pin connections. Grease   lube fittings. See Lubricate Unit on page 23.   Adjust gap if necessary. See Adjusting the Parking   Brake on page 25.   Keep battery and its terminals clean. See Clean   Battery on page 22.   Check Fasteners   Check Belts   Check mower blade mounting hardware and all   other fasteners. Replace missing or damaged   fasteners. Tighten all nuts and bolts to their correct   torque value.   Every   100   Hours   Replace worn or deteriorated belts. See Replacing   Mower Belts on page 26 and Replacing the Hydro   Pump Belt on page 27.   Change Hydraulic Fluid   and Filter*   Drain hydraulic fluid tank, replace hydraulic oil filter,   refill system. See Hydraulic Fluid on page 19.   Every   400   Hours   *Change hydraulic fluid and filter after the first 75 hours of operation and then   every 400 hours.   SERVICE AND ADJUSTMENTS   Gravely Dealers will provide any service which   may be required to keep your unit operating at   peak efficiency. Should engine service be   required, it can be obtained from a Gravely   Dealer or the engine manufacturer’s   authorized service center.   SERVICE POSITION   1. Place unit on a flat level surface.   ALWAYS stop engine. Ensure unit is   secure and will not tip over. Strap and   clamp onto lift if used.   2. Place steering levers in neutral and   engage parking brake.   3. Remove wing knob.   4. Tip seat forward (Figure 6).   WARNING: AVOID INJURY.   Read and understand entire   Safety section before proceeding.   CAUTION: Be sure footing is   secure to accomodate weight   shift of seat when rotating it into   service position.   CAUTION: HOT SURFACES   may result in injury. DO NOT   touch engine or drive parts which   are hot from operation. Allow   parts to cool before servicing.   5. When service is complete, lower seat   and secure with wing knob or hex nut.   GB - 18   Download from Www.Somanuals.com. All Manuals Search And Download.   To Add Hydraulic Fluid:   1. Remove the cap from the expansion   tank.   1 2 2 2. Fill the expansion tank with 20W-50   engine oil with an SL API classification   the tank.   3. Install the expansion tank cap and then   purge the system. See Purging the   Hydraulic System on page 20.   3 The hydraulic fluid should be at the cold   fill line of the expansion tank.   4 OF4310   1. Service Position   2. Steering Levers   3. Parking Brake   4. Battery   Figure 6   HYDRAULIC FLUID   WARNING: HYDRAULIC FLUID   can result in severe burns. Fluid   in hydraulic system can penetrate   skin and result in serious injury or   death.   Be sure to stop the engine before   doing any work on hydraulic   parts.   Figure 7   Change Hydraulic Fluid and Filter   NOTE: Change hydraulic fluid and filter after   the first 75 hours of operation and then every   400 hours. Use 20W-50 engine oil with an SL   API classification.   1. Place container under oil filter to catch   oil.   Keep body and hands away from   pin holes or nozzles which expel   hydraulic fluid when under   pressure. Use paper or   cardboard, not hands, to search   for leaks.   2. Remove the filter guard and oil filter from   the transaxle.   Ensure all hydraulic fluid   connections are tight and all   hydraulic hoses and lines are in   good condition before applying   pressure to system.   3. Remove the oil drain plug or fitting from   the inlet port and allow the transaxle to   drain completely.   4. Clean the filter mounting surface and   then lubricate rubber gasket on new oil   filter with clean hydraulic oil.   5. Spin new oil filter onto filter housing until   it makes contact. Tighten oil filter   another 3/4 turn.   6. Install the filter guards removed in   step 2. Tighten the mounting screws to   65 lbf-in (7.3 N•m).   FOREIGN FLUID INJECTED   INTO BODY can result in   gangrene. Fluid must be   surgically removed within a few   hours by a doctor familiar with   this form of injury.   7. Fill with 20W-50 engine oil with an SL   API classification until oil appears at the   bottom of the drain plug (about 2 quarts   per transaxle). Install the drain plug and   tighten it to 180 lbf-in (20.3 N•m).   8. Repeat steps 1–7 for the other   transaxle.   Check Hydraulic Fluid Level   Check the system with the unit cold and   parked on a flat, level surface.   Then run the unit for about one minute and   recheck the levels.   GB - 19   Download from Www.Somanuals.com. All Manuals Search And Download.   9. Follow the instructions in To Add   Hydraulic Fluid: on page 19.   MOWER BLADES   Remove   1 2 CAUTION: Use sturdy gloves or   padding to protect hands when   working with mower blades.   1. Turn the engine off. Remove the ignition   key. Remove the ignition wire from the   spark plugs.   3 2. Remove the bolts, cup washer, and   blades from the spindle shafts.   Replace   1. Put the blades, cup washers, and the   bolts back on the spindle shafts.   2. Tighten the bolts to a torque of   115-160 lbf-ft (156-217 N•m).   4 1. Drain Plug   2. Oil Filter   3. Filter Guard   3. Replace the ignition wire on the spark   plugs.   4. Mounting Hardware   Figure 8   Purging the Hydraulic System   WARNING: This adjustment   requires operating the engine.   Use extreme care to avoid   contact with moving parts and hot   surfaces. Be sure rear of unit is   well supported and secure before   starting engine.   2 3 1. With the unit up to and facing a wall, jack   up the unit so that both drive wheels are   off the ground.   2. Disengage the parking brake and put the   transaxle bypass levers in the neutral   position. See Moving the Unit with the   Engine Off on page 16.   3. Start the engine and slowly move the   steering levers in forward and reverse   five or six times.   1. Blade   4. Stop the engine and put the transaxle   bypass levers in the drive position. See   Moving the Unit with the Engine Off on   page 16.   2. Cup Washer   3. Bolt   Figure 9   5. Start the engine and slowly move the   steering levers in forward and reverse   five or six times.   6. Stop the engine, check the oil level and   add oil as needed.   7. Repeat steps 2–6 until the transaxles   operate smoothly in forward and reverse   at normal speeds without excessive   noise.   GB - 20   Download from Www.Somanuals.com. All Manuals Search And Download.   Sharpen the Mower Blades   DO NOT Sharpen to This Pattern   2 CAUTION: DO NOT sharpen   mower blades while on unit. An   unbalanced mower blade will   cause excessive vibration and   eventual damage to unit. Check   mower blade balance before   reinstalling blades.   1 NEVER weld or straighten bent   blades.   1. Remove mower blade from unit.   Discard mower blade if:   4 DISCARD if More Than   1/2 in. (1.27 cm)   • More than 1/2 in. (1.27 cm) of metal is   removed.   1 • • Air lifts become eroded.   Blade is bent or broken.   2. Sharpen mower blade by removing an   equal amount of material from each end   of mower blade. DO NOT change angle   of cutting edge or round the corner of the   mower blade.   3. Check mower blade balance.   3 OT0792   Slide mower blade on an unthreaded   bolt. A balanced blade should remain in   a horizontal position. If either end of   mower blade moves downward, sharpen   the heavy end until blade is balanced.   4 Sharpen to This Pattern   4. Install mower blade(s) on unit.   5. Tighten the bolts to a torque of   115-160 lbf-ft (156-217 N•m).   1. Cutting Edge   2. Square   Corner   3. Air Lift   Erosion   4. Air Lift   Figure 10   GB - 21   Download from Www.Somanuals.com. All Manuals Search And Download.   BATTERY   2 WARNING: AVOID INJURY.   1 3 Read and understand entire   Safety section before proceeding.   WARNING: Battery posts,   terminals and related accessories   contain lead and lead   compounds, chemicals known to   the State of California to cause   cancer and reproductive harm.   Wash hands after handling.   OF1671   Unit comes equipped with a maintenance-   free battery that requires no regular   maintenance except cleaning the terminals.   1. Negative   terminal   2. Positive   terminal   3. Battery   Figure 11   Remove Battery   1. Shut OFF engine. Engage parking   brake. Remove the ignition key.   2. Place seat in the service position (See   Maintenance Schedule on page 17).   3. Disconnect cables from battery   (negative, then positive) (Figure 11).   4. Remove hold down and remove battery.   1. Remove battery from unit. See Remove   Battery on page 22.   2. Clean terminals and battery cable ends   with wire brush.   3. Coat terminals with dielectric grease or   petroleum jelly.   4. Replace battery. See Replace Battery on   page 22.   Replace Battery   Charging the Battery   1. Replace battery and secure with battery   hold down.   2. Reconnect cables to battery (positive,   then negative). Position boot over   positive terminal.   Battery Electrolyte First Aid   Follow First Aid directions for contact with   battery fluid.   3. Return seat to operating position.   • • External Contact: Flush with water.   Eyes: Flush with water for at least 15   minutes and get medical attention   immediately!   Internal Contact: Drink large quantities   of water. Follow with Milk of Magnesia,   beaten egg or vegetable oil. Get   medical attention immediately!   Clean Battery   Keep battery and its terminals clean. Inspect   every 100 operating hours or monthly for best   performance.   • In case of internal contact, DO NOT induce   vomiting!   IMPORTANT: DO NOT fast charge. Charging   at a higher rate will damage or destroy   battery. ONLY use an automatic charger   designed for use with your battery.   ALWAYS follow information provided on   battery by battery manufacturer. Contact   battery manufacturer for extensive   instructions to charge battery.   1. Remove battery from unit. See Remove   Battery on page 22.   2. Place battery on bench or other well-   ventilated place.   GB - 22   Download from Www.Somanuals.com. All Manuals Search And Download.   3. Connect positive (+) lead of charger to   positive (+) terminal, and negative (–)   lead to negative (–) terminal.   4. Charge battery according to charger and   battery manufacturers’ instructions.   4. Start the engine, run engine at full   throttle, and release the parking brake.   5. Move the steering levers from Forward   to Reverse several times to make sure   controls are free. Then return steering   levers to neutral position.   5. Replace battery. See Replace Battery on   page 22.   6. Check wheel(s) for movement.   NOTE: The right and left hydraulic pumps are   Jump-Starting   adjusted the same way.   Gravelydoes not recommend jump-starting   your unit. Jump-starting can damage engine   and electrical system components. See your   engine manual for more detailed information.   7. If a wheel moves, adjust the return to   neutral mechanism on the hydraulic   pump:   a. Loosen the return to neutral screw   on the pump.   LUBRICATE UNIT   Apply oil at all pivot points and pin   connections.   b. Slowly move the speed and   direction control bracket clockwise   or counterclockwise until the   wheel stops moving.   c. Hold the stop bracket in position   and tighten the return to neutral   screw on the pump.   1 8. Move steering levers from Forward to   Reverse several times and return   steering levers to neutral position.   Check wheel(s) for movement.   OF1794   9. If wheel is still moving, repeat steps 7   and 8.   10. Shut OFF engine.   R E F LUBRICA- QTY LOCATION INTER-   TION   REPACK   OIL   VAL   11. Replace drive wheels.   1 2 CASTER   PIVOT   400 Hrs   Axle Direction   ALL PIVOT 50 Hrs   POINTS, PIN   CONNEC-   Return to Neutral   Adjusting Screw   TIONS   Figure 12   STEERING CONTROL NEUTRAL   ADJUSTMENT   Eliminating Excessive Creeping of   the Unit (Figure 13)   Speed and   Direction   Control Arm   WARNING: This adjustment   requires operating the engine.   Use extreme care to avoid   contact with moving parts and hot   surfaces. Be sure rear of unit is   well supported and secure before   starting engine.   Figure 13   1. If hydraulic system is cold, run unit for a   minimum of five minutes, then shut OFF   engine.   2. With the unit up to and facing a wall, jack   up the unit so that both drive wheels are   off the ground.   3. Remove the drive wheels from the unit.   GB - 23   Download from Www.Somanuals.com. All Manuals Search And Download.   Aligning the Steering Levers   (Figure 14)   1. Shut OFF engine. Engage parking   brake. Remove the ignition key.   2. Place seat in the service position (See   Service Position on page 18).   ADJUSTING THE UNIT TO TRACK   STRAIGHT   WARNING: Prior to adjusting the   tracking of the unit, shut OFF   engine, engage parking brake,   and remove the ignition key.   3. Loosen brake interlock on the same side   as steering lever to be adjusted.   4. Loosen tie rod jam nuts and turn tie rod   until steering levers are aligned.   5. Tighten jam nut on tie rod, tighten brake   interlock.   Check and adjust tire pressure. Increase   pressure on side unit tracks to. DO NOT   exceed maximum recommended tire   pressure (See Specifications on page 31).   tracking problem, adjust the limiter bolts on   the stop bracket (Figure 15). Front bolts   adjust forward and rear bolts adjust reverse.   Lengthen the limiter bolt (move closer to   lever) on side which is too fast.   3 1 2 3 2 2 1 1 4 4 1. Limiter Bolt   2. Jam Nut   3. Steering   Lever   4. Stop   Bracket   5 1 Figure 15   1. Tie-Rod Jam   4. Brake   Nut   Interlock   2. Tie-Rod   3. Steering   Lever   5. Hydrostatic   Transmission   Figure 14   OF3381   GB - 24   Download from Www.Somanuals.com. All Manuals Search And Download.   ADJUSTING THE HEIGHT OF THE   STEERING LEVER HANDLES   The handles have three height positions   (Figure 16).   ADJUSTING THE PARKING   BRAKE   The parking brake should not need   adjustment, however if the parking brake   does not hold the unit properly, the brake may   need adjustment.   Check Adjustment   NOTE: Be sure to check the parking brake on   both sides of the unit (Figure 17).   2 1. Engage parking brake and set both   transmission bypass valves to the   neutral position. See Moving the Unit   with the Engine Off on page 16.   1 2. Push the unit forward.   Position # 1   Position # 2   Position # 3   If the unit easily rolls forward the   transmission brakes are not fully   engaging. Tighten the brake cable to   fully engage the brake lever on the   transmission.   3 Adjust the Parking Brake   1. Disengage the parking brake.   2. Loosen the nuts on the parking brake   cable adjuster and then turn the adjuster   until the cable is taut, not tight.   4 3. Engage the parking brake and check the   adjustment. Repeat as needed.   4. Tighten the nuts.   NOTE: Set both bypass valves to the drive   position when finished adjusting the brake.   1. Spacer   2. Handle   3. Eccentric   Spacer   4. Steering Lever   OF0004   Figure 16   1 1. Shut OFF engine. Engage parking   brake. Remove the ignition key.   2. Remove the spacer, handle, and   eccentric spacer from the steering lever.   2 NOTE: Position the right and left handles at   the same height position.   3. Install the spacer, handle, and eccentric   spacer in the appropriate height position.   Do not tighten the nut holding the   eccentric spacer.   4. Turn the eccentric spacer until the right   and left handles are the same height.   Tighten nut.   3 1. Parking Brake Cable   2. Adjuster   3. Nuts   Figure 17   GB - 25   Download from Www.Somanuals.com. All Manuals Search And Download.   Replacing Mower Belts   NOTE: Long mower belt must be removed to   remove short mower belt.   PTO BELT   WARNING: MOVING PARTS can   cut or amputate body parts.   ALWAYS wait for moving parts to   stop before performing   CAUTION: Use care when   releasing idler spring tension.   Keep body parts well away from   idlers when performing this   operation.   maintenance or service.   CAUTION: DAMAGED OR   WORN BELTS may result in   injury and/or damage to unit.   Check belts for excessive wear or   cracks often.   1. Slowly release the tension on the long   mower belt idler until all the tension is   removed from the springs.   2. Remove long mower belt from left blade   spindle and remove from deck.   3. Slowly release the tension on the short   from the springs.   4. Remove short mower belt from right   blade spindle and from deck. Idler pivot   bolt must be loosened slightly to gain   idler pulley (Figure 19).   PTO Belt Access   1. Properly stop and park unit (See   Operation on page 12).   2. Lower the mower.   3. Place seat in most rearward position.   4. Remove belt covers.   5. Place foot board in open position   (Figure 18).   5. Arrange new mower belt(s) on deck   (short belt first). Retighten short mower   belt idler pivot bolt. Install belts on   sheaves. Put belts onto center sheave   last.   2 1 6. Replace belt covers and return foot   board to closed position.   3 2 3 5 4 1. Footboard in   open position   2. Support Frame   3. Pivot   1 7 Figure 18   6 1. PTO Mower Belt   2. Mower Drive Belt   3. Springs   4. Mower Drive Belt Idler   5. PTO Mower Belt Idler   6. Mower Clutch Sheave   7. Center Sheave   Figure 19   GB - 26   Download from Www.Somanuals.com. All Manuals Search And Download.   Replacing the Hydro Pump Belt   1. Properly stop and park unit (See   Operation on page 12).   2. Remove the PTO belt from the mower   clutch sheave (See Replacing Mower   Belts on page 26).   MOWER DECKS   Anti-scalp Roller Adjustment   The anti-scalp rollers are set at the factory for   typical mowing height, but can be adjusted for   high or low cutting conditions (Figure 21).   Anti-Scalp rollers are intended to prevent   lawn scalping, not to control cutting height.   CAUTION: Use care when   releasing idler spring tension.   Keep body parts well away from   idlers when performing this   operation.   For a very high cutting height, set the anti-   scalp rollers in the lowest position on the   bracket.   For a very low cutting height, set the anti-   scalp rollers in the highest position on the   bracket.   3. Slowly release the tension on the hydro   pump belt idler until all the tension is   removed from the springs.   4. Remove old hydro pump belt from right   hand hydrostat sheave first (Figure 20).   5. Install new hydro pump belt by   positioning belt on sheaves. Put belt   onto right hand hydrostat sheave last.   6. Replace long mower belt on mower   clutch sheave. See Replacing Mower   Belts on page 26.   NOTE: There are four anti-scalp rollers on   the outside of the mower deck and four anti-   scalp rollers on the inside of the mower deck.   Make sure all anti-scalp rollers are set at the   same height.   Lowest Cutting   Height   1 2 Highest   Cutting   Height   OF3590   Figure 21   6 Removing the Mower Deck   1. Remove PTO belt (See Replacing   Mower Belts on page 26).   5 3 WARNING: AVOID INJURY.   Mower lift arms and mower lift   pedal could cause severe injury if   they are not locked before   removing the mower deck.   ALWAYS lock mower deck lift   before removing the deck.   7 8 4 OF1631   2. Lock the mower deck in the service   position.   1.Hydro Belt   2.Spring   3.Idler   4.Engine Sheave   5.Right Hand   Hydrostat   6.Left Hand   Hydrostat   7.Clutch   8.Clutch Anchor   Figure 20   GB - 27   Download from Www.Somanuals.com. All Manuals Search And Download.   Push the mower lift pedal forward   between cutting height number 4 and   number 5 to align the holes in the deck   lift shaft and the deck lift cover. Insert the   cutting height pin in the holes on the side   of the deck lift cover so it passes all the   way through the deck lift cover and   shaft.   Installing the Mower Deck (Figure 22)   1. Slide mower deck under unit.   2. Connect mower mounting arms to deck   with mower mounting pins.   3. Install link chains on the mower lift arms   in the same holes they were removed   from.   4. Install PTO mower belt (See Replacing   Mower Belts on page 26).   5. Level mower deck (See Leveling the   Mower Deck on page 28).   IMPORTANT: The mower lift arms are not   locked unless the cutting height adjustment   pin passes all the way through both the deck   lift cover and shaft.   Leveling the Mower Deck   NOTE: Support the mower deck on blocks or   jack stands before disconnecting link chains   from mower lift arms to prevent the deck from   falling.   These adjustments should be made on a   level surface with the tires inflated to the   correct air pressure.   3. Remove link chains from mower lift   arms. Note hole location on mower lift   arms for replacement.   4. Remove the mower mounting pins   connecting the mower mounting arms to   the deck.   Check Blade Level and Pitch   1. Raise mower deck to a 3 in. (7.62 cm)   cutting height.   2. Shut off engine. Engage parking brake.   Remove the ignition key.   NOTE: Place blocks under the bottom edge   of the deck, not under the reinforcement bar   welded along deck face.   5. Slide mower deck out from under unit.   3. Place blocks at each corner of the deck   to support the weight of the deck.   1 left to right across the width of the deck.   5 5. Measure the distance between the   ground and cutting edge of the blade on   the left blade (Left position in Figure 23)   and on the right blade (Right position in   Figure 23). Distances should be within   3/16 in. (4.7 mm). If they are not, raise   the low side of the deck using the height   adjusters on the deck lift brackets (see   Figure 24).   1 2 2 3 6. After deck is level side to side, check the   deck front to back pitch.   4 7. Turn the blades so the blade ends point   front to back as shown in Figure 23.   8. Measure the distance between the   ground and the cutting edge of the   middle blade at the front of the deck   (Front position in Figure 23) and   between the ground the cutting edge of   the left and right blades at the rear of the   deck (Rear position in Figure 23).   9. The cutting edge at the front of the deck   (Front position in Figure 23) should be   1/8 in. (3.18 mm) lower than the cutting   edges at the rear of the deck (Rear   position in Figure 23).   10. If measurements are out of range, raise   the low side of the deck using the height   adjusters on the deck lift brackets (see   Figure 24). Be sure to raise the deck   evenly to keep the deck level side to   side.   1. Mower Lift   Arm   4. Mower   Mounting Pin   2. Link Chain   3. Mower   5. Mower Lift   Arms Locked   Mounting Arm   Figure 22   OF3765   GB - 28   Download from Www.Somanuals.com. All Manuals Search And Download.   NOTE: Pitching the front of the blades lower   than the rear provides a balance between cut   quality and the power needed to cut grass.   Certain cutting conditions require the deck to   be pitched with the rear of the blades lower   than the front. Heeling the deck this way   requires more engine power but can provide   better cut quality.   Height Adjusters   11. Remove the blocks from under the deck.   Blade Side-to-Side Level   DO NOT place blocks under   reinforcement bar.   Figure 24   CLUTCH ADJUSTMENT   Left   Right   If clutch fails to engage or disengage properly   or begins to make abnormal noise, check the   air gap adjustment at the three inspection   slots.   Blade Front-to-Back Pitch   Front   To check:   1. Stop engine, remove key and wait for all   hot parts to cool.   2. Measure the air gap between the   armature and the rotor.   Minimum: A .016" feeler gauge should   slide between armature and rotor with   slight contact.   Rear   Rear   Maximum: A .020" feeler gauge should   slide between armature and rotor with   slight contact.   Figure 23   3. Repeat for each inspection slot.   To adjust:   Adjust Blade Height   Level and pitch the mower with the height   adjusters on each deck lift bracket   (Figure 24).   1. If necessary, loosen gap adjustment   nuts until a .016" feeler gauge fits   between armature and rotor.   2. Slide a .020" feeler gauge between   armature and rotor.   3. Tighten gap adjustment nut until there is   slight contact on feeler gauge.   4. Repeat steps 1 – 3 at each inspection   slot.   Loosen the jam nut on the deck lift   bracket bolt about 1/4 turn to reduce   clamp load on the height adjusters.   Loosen the jam nut on the deck adjuster   bolt and then turn the bolt clockwise to   raise the deck or counterclockwise to   lower the deck. Tighten both jam nuts.   NOTE: Adjust air gap as evenly as possible.   5. Start unit, engage and disengage PTO.   6. Shut off unit.   7. Recheck air gap and adjust if needed.   GB - 29   Download from Www.Somanuals.com. All Manuals Search And Download.   1. Add fuel stabilizer according to   manufacturers’ instructions.   4 2. Run engine for at least 10 minutes after   adding stabilizer to allow it to reach the   carburetor.   NEVER store the engine with fuel in the fuel   tank inside of a building with potential   sources of ignition.   4 1 3 2 1. Armature   2. Rotor   4. Gap   To Take the Unit Out of Storage   1. Refer to the engine service manual to   prepare the engine for service.   2. Put fresh, clean fuel in the fuel tank.   3. Begin the maintenance schedule.   4. Charge and install the battery.   Adjustment   Nut   3. Inspection   OG1500   Figure 25   Slot   STORAGE   ACCESSORIES   Part No.   Description   WARNING: AVOID INJURY.   79100300 Mulching Kit 44" Decks   79206700 Striper Kit   Read and understand entire   Safety section before proceeding.   79100600 Discharge Cover Kit   79202700 Headlight Kit   SHORT TERM   NEVER spray unit with high-pressure water   or store unit outdoors.   Decks   Inspect unit for visible signs of wear,   breakage or damage.   89100200 CZ-HD 2-Bag Bagger   89100300 HD Series Bagger   Keep all nuts, bolts and screws properly   tightened and know unit is in safe working   condition.   Store unit in a cool, dry protected area.   SERVICE PARTS   LONG TERM   Part No.   Qty Description   Clean unit thoroughly with mild soap and low   pressure water and lubricate (See Lubricate   Unit on page 23 in Maintenance). Touch up   all scratched painted surfaces.   21548200   21535800   21545100   21536100   21538400   07200026   07211500   1 1 2 2 1 1 1 Air Filter   Engine Oil Filter   Hydraulic Oil Filter   Spark Plug   Remove weight from wheels by putting   blocks under frame or axle.   When storing unit for extended periods of   time, remove all fuel from tank and carburetor   (run dry). Refer to Engine Manual.   Fuel Filter   PTO Belt - 44” Decks   Clean and charge the battery. Charge battery   every three to four weeks when storing unit.   Traction (Hydro Pump)   Belt   Fuel System   00450200   1 Blade - 44” /48” Decks   Gasoline left in the fuel system for extended   periods without a stabilizer will deteriorate,   resulting in gum deposits in the system.   These deposits can damage the carburetor   and the fuel hoses, filter and tank. Prevent   deposits from forming in the fuel system   during storage by adding a quality fuel   stabilizer to the fuel. Follow the   recommended mix ratio found on the fuel   stabilizer container.   To treat the fuel system for storage:   GB - 30   Download from Www.Somanuals.com. All Manuals Search And Download.   SPECIFICATIONS   Model Number   Model   991072   Compact-Pro 44   Kawasaki   Engine   Engine Model Number   Engine Displacement - in3 (cc)   FX600V   36.8 (603)   3600 ± 100   Governed RPM (May be different   from maximum RPM)   Liquid or Air Cooled   Speed   Air   Forward Maximum – mph (km/h)   Reverse Maximum – mph (km/h)   Turning Radius   Brakes   7.0 (11.3)   4.0 (6.4)   Zero   Hydro - Parking   Electrical   Starter   Electric   Battery   12-Volt Maintenance Free   Electric PTO Clutch/Brake   Power Take-Off   Fuel   Fuel Type   Refer to Engine Manual   7 (26.5)   Fuel Tank Capacity – gal. (L)   Transmission   Type   Hydrostatic Drive   Transmission Oil   Use 20W-50 engine oil with an SL API   classification   Hydraulic Oil Filter   Yes   Size and Weight   Length – in. (cm)   71.5 (181.6)   46.8 (118.9)   42 (106)   Width (With Chute Up) – in. (cm)   Height – in. (cm)   Weight – lbs (kg)   861 (390.5)   Tires   Front Tire Size – in.   13 x 5-6   Rear Tire Size – in.   20 x 10-10   Front Tire Pressure – psi (kPa)   Rear Tire Pressure – psi (kPa)   Mower Deck   20 - 25 (138 -172)   15 -18 (103 -124)   Mower Deck Lift   Mechanical   44 (111.8)   Cutting Width – in. (cm)   Cutting Height – in. (cm)   Cutting Height Increments – in. (cm)   Maximum Towing Capacity – lbs (kg)   Maximum Tongue Weight – lbs (kg)   1 - 5 (2.5 - 12.7)   0.5 (1.25)   500 (227)   50 (23)   GB - 31   Download from Www.Somanuals.com. All Manuals Search And Download.   Two-Year Limited Lawn and   Garden Commercial Warranty   Ariens Company (Ariens) warrants to the original purchaser that Ariens and Gravely brand products   manufactured by Ariens and designated or labeled commercial products by Ariens will be free from defects in   material and workmanship for a period of two years after the date of purchase or 1000 hours of use,   whichever comes first. An authorized Ariens dealer (Ariens brand products) or Gravely dealer (Gravely brand   products) will repair any defect in material or workmanship, and repair or replace any defective part, subject   to the conditions, limitations and exclusions set forth herein. Such repair or replacement will be free of charge   to the original purchaser (labor and parts), except as noted below.   Limited Lifetime Warranty on Mower Deck Shell   The deck shell is warranted to the original purchaser against any defect in material or workmanship   for as long as the original purchaser owns the product. Any defect in material or workmanship of the   deck shell will be repaired free of charge (parts and labor) to the original purchaser for two years or   1000 hours of use, whichever comes first. After two years or 1000 hours of use, the parts required to   repair a defect in material or workmanship of the deck shell, not the labor, will be provided free of   charge for as long as the original purchaser owns the product.   Limited Lifetime Warranty on Main Frame   The main frame is warranted to the original purchaser against any defect in material or workmanship   for as long as the original purchaser owns the product. Any defect in material or workmanship of the   main frame will be repaired free of charge (parts and labor) to the original purchaser for two years or   1000 hours of use, whichever comes first. After two years or 1000 hours of use, the parts required to   repair a defect in material or workmanship of the main frame, not the labor, will be provided free of   charge for as long as the original purchaser owns the product.   Three-Year Limited Warranty on Cast Iron Deck Spindles   Cast iron mower deck spindles are warranted to the original purchaser for three years from the date   of purchase. Any defect in material or workmanship of the cast iron mower deck spindles will be   repaired free of charge (parts and labor) to the original purchaser for two years after the date of pur-   chase. After two years, the parts required to repair a defect in material or workmanship of the cast iron   deck spindles, not the labor, will be provided free of charge.   Two-Year Limited Warranty on Aluminum Deck Spindles   Aluminum mower deck spindles are warranted to the original purchaser for two years from the date of   purchase. Any defect in material or workmanship of the aluminum mower deck spindles will be repaired   free of charge (parts and labor) to the original purchaser for two years after the date of purchase.   One-Year Limited Warranty on 21-inch Walk-Behind Lawn Mowers   21-inch walk-behind lawn mowers labeled or designated by Ariens as a Professional/Commercial prod-   uct put to any business use, agricultural, commercial, or industrial, are warranted to the original pur-   chaser to be free from defects in material and workmanship for a period of one year after the date of   purchase.   90-Day Limited Warranty on Service Parts and Accessories   Genuine Ariens or Gravely brand service parts and accessories are warranted to be free from defects   in material and workmanship for a period of 90 days after the date of purchase. An authorized Ariens or   Gravely dealer will repair or replace any such part or accessory free of charge, except for labor, during   that period.   If any product is rented or leased, then the duration of these warranties shall be 90 days after the date of   purchase.   ARIENS COMPANY   Com_Lawn_2010   GRAVELY® | STENS® | LOCKE® | NATIONAL® | BYNORM® | EVERRIDE® | GREAT DANE®   32   Download from Www.Somanuals.com. All Manuals Search And Download.   Exceptions, Limitations, Exclusions   Customer Responsibilities   Register the product immediately at the time of sale. If the dealer does not register the product, the   customer must complete the product registration card in the literature package and return it to the Ariens   To obtain warranty service, the original purchaser must:   • Perform the maintenance and minor adjustments explained in the owner’s manual.   • Promptly notify Ariens or an authorized Ariens or Gravely service representative of the need for   warranty service.   • • Transport the product to and from the place of warranty service.   Have the warranty service performed by an authorized Ariens or Gravely service representative.   To find an Ariens or Gravely authorized service representative, contact Ariens at:   655 W. Ryan Street   Brillion, WI 54110   (920) 756 - 2141   Limitations   • Batteries are warranted only for a period of 12 months after date of purchase, on a prorated basis. For   the first 90 days of the warranty period, a defective battery will be replaced free of charge. If the   applicable warranty period is more than 90 days, Ariens will cover the prorated cost of any defective   battery, for up to 12 months after the date of purchase.   Exclusions – Items Not Covered by This Warranty   Engines and engine accessories are covered only by the engine manufacturer’s warranty and are not   covered by this warranty.   • • • Parts that are not genuine Ariens or Gravely service parts are not covered by this warranty.   The following maintenance, service and replacement items are not covered by this warranty unless   they are noted in the Limitations section above: lubricants, spark plugs, oil, oil filters, air filters, fuel   filters, brake linings, brake arms, brake shoes, runners, scraper blades, shear bolts, mower blades,   mower vanes, headlights, light bulbs, knives, cutters.   • • • Mufflers, belts and tires on Ariens and Gravely commercial lawn and garden products are not covered   by this warranty.   Any misuse, alteration, improper assembly, improper adjustment, neglect, or accident which requires   repair is not covered by this warranty.   This warranty applies only to products purchased in the United States (including Puerto Rico) and   Canada. In all other countries, contact place of purchase for warranty information.   Disclaimer   Ariens may from time to time change the design of its products. Nothing contained in this warranty shall be   construed as obligating Ariens to incorporate such design changes into previously manufactured products,   nor shall such changes be construed as an admission that previous designs were defective.   LIMITATION OF REMEDY AND DAMAGES   Ariens Company’s liability under this warranty, and under any implied warranty that may exist, is limited to   repair of any defect in workmanship, and repair or replacement of any defective part. Ariens shall not be   liable for incidental, special, or consequential damages (including lost profits). Some states do not allow the   exclusion of incidental or consequential damages, so the above limitation or exclusion may not apply to you.   DISCLAIMER OF FURTHER WARRANTY   Ariens Company makes no warranty, express or implied, other than what is expressly made in this   warranty. If the law of your state provides that an implied warranty of merchantability, or an implied   warranty of fitness for particular purpose, or any other implied warranty, applies to Ariens Company,   then any such implied warranty is limited to the duration of this warranty. Some states do not allow   limitations on how long an implied warranty lasts, so the above limitation may not apply to you.   This warranty gives you specific legal rights, and you may also have other rights which   vary from state to state.   ARIENS COMPANY   Com_Lawn_2010   GRAVELY® | STENS® | LOCKE® | NATIONAL® | BYNORM® | EVERRIDE® | GREAT DANE®   33   Download from Www.Somanuals.com. All Manuals Search And Download.   GRAVELY   655 West Ryan Street   Brillion, WI 54110-1072   920-756-2141   Fax 920-756-2407   WARNING   The engine exhaust from this product   contains chemicals known to the State   of California to cause cancer, birth   defects or other reproductive harm.   Download from Www.Somanuals.com. All Manuals Search And Download.   |