Husqvarna Saw MC 18 13H User Manual

IPL, MC-18, 2007-09, 542 20 11-33  
MC-18  
Spare Parts & Operator’s Manual  
Piezas de repuesto y Manual del operador  
MC 18 9H  
MC 18 13H  
542 20 11-33  
HUSQVARNA CONSTRUCTION PRODUCTS  
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Symbol Denitions  
Denición De Simbolos  
• Please Read The Instructions For Use Prior To Operating The Machine For The First Time.  
• Antes De La Puesta En Marcha, Lea Detenidamente Las Instrucciones Y Familiaricese Con La Máquina.  
• Mandatory  
• Obligatorio  
• Indication  
• Indicación  
• Prohibition  
• Prohibición  
• Warning Triangle  
• Triángwulo De Advertencia  
• Wear Eye Protection  
• Usar Gafas De Protección  
• Wear Head Protection  
• Usar Casco De Protección  
• Wear Breathing Protection  
• Usar Máscara De Protección  
• The Use Of Ear Protection Is Mandatory  
• Es Obligatorio El Uso De Protección Auditiva  
• Wear a Hard Hat  
• Usar Casco Duro  
• Wear Safety Shoes  
• Usar Zapatos De Seguridad  
• Wear Appropriate Clothing  
• Usar Ropa Adecuada  
• Remove The Blade Prior To Hoisting, Loading, Unloading And Transporting The Machine On Jobsite  
• Desmontar El Disco Antes De Desplazar, Cargar, Descargar O Transportar La Máquina En La Obra  
• Motor Off  
• Parar El Motor  
• Use In Well Ventilated Area  
• Usar En Una Área Bien Ventilada  
3
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• Do Not Use In Flammable Areas  
• No Usar In Áreas Inamables  
• Machinery Hazard, Keep Hands And Feet Clear  
• Máquina Peligrosa - Mantenga Manos Y Pies Alejados De La Máquina  
• Danger, Poison Exhaust Gas  
• Peligro, Gas De Escape Venenoso  
• No Non-working Personnel In Area  
• Prohibido Para Personas Ajenas A La Obra  
• No Smoking  
• No Fumar  
• Do Not Operate Without All Guards In Place  
• No Operar Sin Todas Las Protecciones In Su Sitio  
• Always Keep the Blade Guards In Place  
• Mantenga Siempre Las Protecciones De La Hoja En Su Sitio  
• Water Supply On  
• Suministro De Agua Desconectado  
• Water Supply Off  
• Suministro De Agua Des Conectado  
• Keep Work Area Clean/Well Lit, Remove All Safety Hazards  
• Mantenga Limpio El Sitio De Trabajo/Bien Iluminado, Elimine Todos Los Riesgos De Seguridad  
• Dangerously High Noise Level  
• Nivel De Ruido Elevadamente Peligroso  
• Pay Extreme Attention To The Care And Protection Of The Machine Before Starting Up  
• Ponga Extrema Atención Al Cuidado Y Preparación De La Máquina Antes De Ponerla En Marcha  
• Remove Tools From Area And Machine  
• Elimine Las Herramientas Del Área Y De La Máquina  
• Oil Required  
• Necesita Aceita  
• Dipstick, Maintain Proper Oil Level  
• Varilla De Control, Mantenga El Nivel De Aceite Correcto  
• Lubrication Point  
• Punto De Lubrication  
• Unleaded Fuel Only  
• Combustible Sin Piomo Solamente  
4
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• Repairs Are To Be Done By An Authorized Dealer Only  
• Las Reparaciones Deben Ser Efectuadas Únicamente Por Un Distribuidor Autorizado  
• Diamond Blade  
• Sierra Diamantada  
• Blade Diameter  
• Diámetro De La Hoja  
• Pulley Diameter  
• Diámetro De La Correa  
• Number of Revolutions Per Minute, Rotational Speed  
• N° De Revoluciones Por Minuto, Velocidad De Rotación  
• Blade Flange Diameter  
• Diámetro De La Brida De La Hoja  
• Machine Mass (lbs)  
• Masa De La Máquina (lbs)  
• Engine  
• Motor  
• Engine Speed Revolutions/Minute  
• Velocidad Del Motor En Revoluciones Por Minuto (RPM)  
• Engine Start  
• Arranque Del Motor  
WARNING  
HEARING HAZARD  
DURING NORMAL USE OF THIS MACHINE, OPERATOR MAY BE EXPOSED TO A NOISE  
LEVEL EQUAL OR SUPERIOR TO 85 dB (A)  
ATENCION  
RIESGO DE DAÑO AUDITIVO  
EN CONDICIONES NORMALES DE UTILIZACIÓN, EL OPERADOR DE ESTA MÁQUINA PUEDE  
ESTAR EXPUESTO A UN NIVEL DE RUIDO IGUAL O SUPERIOR A 85 dB (A)  
5
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DECAL DESCRIPTIONS AND LOCATIONS  
DECRIPCIÓN DE CALCAMONIAS Y UBICACIONES  
P/N 542190733  
Location: Front of Frame  
Quantity: 1  
P/N 50249101  
Location: Belt Guard  
Quantity: 1  
P/N 174998  
Location: Top of Screw Feed Bracket  
Quantity: 1  
P/N 040563  
Location: Front of Frame  
Quantity: 1  
P/N 177588  
Location: Top of Belt Guard  
Quantity: 1  
P/N 542169065  
Location: Engine Fuel Tank  
Quantity 1  
6
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MC 18 Specifications  
Power Source  
MC 18 Model  
Horsepower  
Gas  
MC 18 9H  
9 HP  
MC 18 13H  
13 HP  
Screw Feed Model  
ALL SAWS FEATURE:  
18 (450)  
4-5/8"-6-5/8" (117.5-168.3mm)  
2,600  
209 (95)  
182 (83)  
Max. Blade Cap. in. (mm)  
Max. Depth of Cut  
Blade Shaft RPM  
Weight Crated - lb. (Kg)  
Uncrated - lb. (Kg)  
Arbor Size  
2600  
222 (101)  
195 (88)  
1" (25.4mm)  
Blade Flange  
Blade Drive  
Blade Control  
Blade Coolant  
Axle Front  
4-1/2" dia. with drive pin  
3 V-belts (9 & 13 HP engine)  
Spring assisted screw feed  
Removable dual water spray tubes; water supply connector located on left side of saw; control  
3/4" (19 mm) diameter; raises and lowers cutting head  
Wheels Front  
Rear  
Chassis  
5" x 1-1/2" x 3/4" (102 x 38 x 19mm); solid rubber tires, cast iron hub, roller bearings, lube fitting  
8" x 2" x 5/8" (203 x 51 x 15.9mm); ball bearings; semi-pneumatic tires  
One piece reinforced box base  
POWER SOURCE:  
Honda  
Honda  
Engine/Motor  
Gas Engine  
GX270  
Gas Engine  
GX390  
Specifications  
Max. Horsepower  
Displacement cu. in. (cc)  
Bore - in. (mm)  
Stroke - in. (mm)  
Cylinders/Stroke  
Fuel Capacity - gal. (l)  
Oil Capacity - pt.(l)  
Air Filter  
9 HP  
13 HP  
23.7 (389)  
3.5 (88)  
2.5 (64)  
1/4  
1.72 (6.5)  
2.3 (1.1)  
Dry type  
dual element  
w/pre cleaner  
16.5 (270)  
3.0 (76)  
2.3 (58)  
1/4  
1.59 (6.0)  
2.3 (1.1)  
Dry type  
dual element  
w/pre cleaner  
Recoil  
Starter  
Engine Coolant  
Oil Sentry  
Recoil  
Air  
Standard  
Air  
Standard  
SAW DIMENSIONS: Inches (mm)  
Crated Dimensions: L-35" x H-30-1/2" x W-22" (889 x 775 x 559mm)  
Inches  
47-1/2  
45-1/2  
Metric (mm)  
(1207)  
(1156)  
A - Height (Max.) - In. (mm)  
B - Saw Length, Pointer Up  
C - Max. Saw Length, Pointer  
Down & Handles Out  
E - Pointer Extension  
F - Frame Width  
G - Frame Length  
H - Saw Width  
I - Front Axle Length  
J - Rear Wheel Track  
K - Blade to Wall  
64-1/4  
18-3/4  
16  
22-1/2  
22  
10-1/4  
19-1/2  
2-3/8  
15  
(1632)  
(476)  
(406)  
(572)  
(559)  
(260)  
(495)  
(61)  
L - Wheel Base Length  
(381)  
Specifications are subject to change without notice.  
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7
SAFETY FIRST!  
WARNINGS  
DO’s and DO NOT’s  
WARNING: FAILURE TO COMPLY WITH THESE WARNINGS AND OPERATING  
INSTRUCTIONS COULD RESULT IN DEATH OR SERIOUS BODILY INJURY.  
DO  
DO read this entire operator’s manual before operating this machine. Understand all warnings, instructions, and controls.  
DO keep all guards in place and in good condition.  
DO wear safety approved hearing, eye, head and respiratory protection.  
DO read and understand all warnings and instructions on the machine.  
DO read and understand the symbol denitions contained in this manual.  
DO keep all parts of your body away from the blade and all other moving parts.  
DO know how to stop the machine quickly in case of emergency.  
DO turn the “ON/OFF” switch to the “OFF” position prior to connecting the electric powered model to the power source.  
DO inspect the blade, anges and shafts for damage before installing the blade.  
DO use the blade ange size shown for each blade size.  
DO use only steel center diamond blades manufactured for use on concrete saws.  
DO use only reinforced abrasive blades or steel center diamond blades manufactured for use on concrete saws.  
DO use only the blade anges supplied with the saw. Never use damaged or worn blade anges.  
DO use only blades marked with a maximum operating speed greater than the blade shaft speed. Verify speed by checking blade shaft  
rpm and pulley diameters.  
DO verify saw drive conguration by checking blade shaft RPM, pulley diameters, and blade ange diameter.  
DO read all safety materials and instructions that accompany any blade used with this machine.  
DO inspect each blade carefully before using it. If there are any signs of damage or unusual wear, DO NOT USE THE BLADE.  
DO mount the blade solidly and rmly. Wrench tighten the arbor nut.  
DO make sure the blade and anges are clean and free of dirt and debris before mounting the blade on the saw.  
DO use the correct blade for the type of work being done. Check with blade manufacturer if you do not know if blade is correct.  
DO use caution and follow the instructions when loading and unloading the machine.  
DO operate this machine only in well ventilated areas.  
DO instruct bystanders on where to stand while the machine is in operation.  
DO establish a training program for all operators of this machine.  
DO clear the work area of unnecessary people. Never allow anyone to stand in front of or behind the blade while the engine is  
running.  
DO make sure the blade is not contacting anything before starting the engine.  
DO use caution when lifting and transporting this machine.  
DO always tie down the machine when transporting.  
DO use caution and follow instructions when setting up or transporting the machine.  
DO have all service performed by competent service personnel.  
DO make sure electric powered machines are plugged into a properly grounded circuit.  
DO make sure power cords are the proper size and in good condition.  
DO verify the blade arbor hole matches the machine spindle before mounting the blade  
DO always check for buried electrical cables before sawing. If unsure, contact the local utilities.  
DO clean the machine after each day’s use.  
DO follow all electrical codes in your area.  
DO consider work area environment. Don’t expose power tools to rain. Don’t use power tools in wet locations.  
DO use caution to guard against electric shock. Prevent body contact with grounded surfaces (i.e., pipes, radiators, ranges,  
refrigerators).  
DO use correct voltage and proper extension cords. Never carry tool by cord or yank it to disconnect it from receptacle. Keep cord  
away from heat, oil and sharp edges.  
DO always transport the machine with the motor stopped.  
DO keep the handles dry, clean and free of oil and dirt.  
DO disconnect tools from power source when not in use, before servicing and when changing accessories.  
DO carefully maintain and clean for better and safer performance. Follow instructions for changing accessories. Inspect tool cords peri-  
odically and, if damaged, have repaired by authorized service facility.  
DO always give a copy of this manual to the equipment user. If you need extra copies, call TOLL FREE 1-800-288-5040.  
8
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SAFETY FIRST!  
WARNINGS  
DO’s and DO NOT’s  
WARNING: FAILURE TO COMPLY WITH THESE WARNINGS AND OPERATING  
INSTRUCTIONS COULD RESULT IN DEATH OR SERIOUS BODILY INJURY.  
DO NOT  
DO NOT operate this machine unless you have read and understood this operator’s manual.  
DO NOT operate this machine without the blade guard, or other protective guards in place.  
DO NOT stand behind or in front of the blade path while the engine/motor is running.  
DO NOT leave this machine unattended while the engine/motor is running.  
DO NOT work on this machine while the engine/motor is running.  
DO NOT operate this machine when you are tired or fatigued.  
DO NOT use a wet blade without adequate water supply to the blade.  
DO NOT exceed maximum blade speed shown for each blade size. Excessive speed could result in blade breakage.  
DO NOT operate the machine if you are uncertain of how to run the machine.  
DO NOT use damaged equipment or blades.  
DO NOT touch or try to stop a moving blade with your hand.  
DO NOT cock, jam, wedge or twist the blade in a cut.  
DO NOT transport a cutting machine with the blade mounted on the machine.  
DO NOT use a blade that has been dropped or damaged.  
DO NOT  
use carbide tipped blades.  
DO NOT touch a dry cutting diamond blade immediately after use. These blades require several minutes to cool after each cut.  
DO NOT use damaged or worn blade anges.  
DO NOT allow other persons to be near the machine when starting, refueling, or when the machine is in operation.  
DO NOT operate this machine in an enclosed area unless it is properly vented.  
DO NOT operate this machine in the vicinity of anything that is ammable. Sparks could cause a re or an explosion.  
DO NOT allow blade exposure from the guard to be more than 180 degrees.  
DO NOT operate this machine with the belt guard or blade guard removed.  
DO NOT operate this machine unless you are specically trained to do so.  
DO NOT use a blade that has been over heated. (Core has a bluish color.)  
DO NOT jam material into the blade.  
DO NOT grind on the side of the blade.  
DO NOT lay power cords in or near the water.  
DO NOT tow this machine behind a vehicle.  
DO NOT replace the motor with any motor that does not have a special grounding connection.  
DO NOT operate this machine while under the inuence of drugs or alcohol.  
*****************  
This saw was designed for certain applications only. DO NOT modify this saw or use for any application other than for which  
it was designed. If you have any questions relative to its application, DO NOT use the saw until you have written Diamant  
Boart, Inc. and we have advised you.  
Husqvarna Constructuion Products N. A.  
17400 West 119th Street  
Olathe, Kansas 66061  
USA  
9
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FIGURE 1  
FIGURE 2  
2H  
2B  
2A  
2 I  
2F  
2D  
2E  
2A. BLADE SHAFT NUT: Use to tighten the outer ange  
against the diamond blade.  
2B. OUTER FLANGE: Use to hold the diamond blade in  
position.  
2C. NOT USED  
2D. LOCKING PIN: Use to prevent the diamond blade  
from rotating on the shaft during operation.  
2E. DIAMOND BLADE: Use as the cutting tool for  
concrete and asphalt surfaces.  
2F. INNER FLANGE: Inside support used to hold the  
diamond blade in position.  
2G. NOT USED  
1A. WATER VALVE: Use to control the water supply to  
2H. BLADE GUARD FRONT: The front section of the  
the diamond blade.  
blade guard.  
1B. WATER INLET: Connect water hose at this garden  
2I.  
BLADE SHAFT: Supports the blade anges and  
hose connection.  
1C. HANDLE ADJUSTMENT KNOBS: Use to adjust  
handle height.  
1D. ENGINE STOP SWITCH: Stop Switch: Push down  
to stop engine.  
1E. DEPTH CONTROL LOCK: Use to lock the position  
of the Depth Control Hand Wheel.  
1F. DEPTH CONTROLHAND WHEEL: Controls lowering  
and raising of the blade into and out of the cut.  
10  
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PRE OPERATION CHECKLIST  
Before leaving our factory, every machine is thoroughly tested. Follow our instructions strictly and  
your machine will give you long service in normal operating conditions.  
Before starting up the machine, make sure you read this entire operations manual and are familiar  
with the operation of the machine.  
WITH MACHINE COLD AND SETTING LEVEL:  
1.  
Check engine oil. Fill to full mark on dip stick with 10W30 oil. DO NOT OVERFILL!!  
• Gas Models: Class MS, SD, SE or better.  
1 - 2 HOUR OPERATION CHECK:  
ALWAYS park machine on a level surface with the engine “OFF” and the engine switch set in the  
“OFF” position before performing any maintenance. Let the machine cool down!!  
1.  
Tension the blade drive V-belts. DO NOT over tension!!  
SCHEDULED MAINTENANCE QUICK REFERENCE:  
Before performing any maintenance, ALWAYS park the machine on a level surface with the engine  
“OFF” and the engine switch set in the “OFF” position.  
SERVICE DAILY:  
NOTE: See engine manual for specic engine maintenance  
for your specic model.  
1. Check engine oil level.  
2. Check blade guard for damage.  
3. Check engine air lter, replace if dirty.  
4. Lubricate bladeshaft bearings.  
5. Lubricate front wheel bearings.  
6. Check blade drive V-belt tension. DO NOT over  
tension!!! Change in sets only!  
SERVICE EVERY 50 HOURS:  
1. Replace engine oil and lter.  
2. Clean engine/motor air ns.  
3. Lubricate depth control adjustment screw. (Screw  
Feed version only.)  
4. Check wheels for wear or damage.  
11  
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INDICATION  
INFORMATION  
INSTRUCTION  
2
Assembly  
MANDATORY  
WARNING  
The Handle must be attached. Place Handle  
in position and securely tighten Knobs.  
PROHIBITION  
Check the engine oil level. Service before using.  
Refer to the engine operation manual for detailed  
information.  
3
General Instructions  
These signs will give  
advice for your safety  
Remove the Blade (2E) before transport.  
Before leaving our factory every machine is  
thoroughly tested.  
WARNING: DO NOT operate without the proper  
blade guard over the Blade! (2E)  
Follow our instructions strictly and your ma-  
chine will give you long service in normal operating  
WARNING: DO NOT operate the saw with the  
front of the Blade Guard (2H) raised!  
1
Features  
Use: Wet sawing of old and new concrete and asphalt.  
Tools: Diamond blades — water cooled, Ø: 10", 12", 14",  
18" and 20" with Arbor Ø - 1"  
WARNING: Blade exposure CANNOT exceed  
180 degrees when operating!  
(For information, contact your Husqvarna supplier)  
CUTTING DEPTHS  
The Front Pointer must be checked for alignment with  
the Blade (2E). It must be in line with the Blade (2E)  
mounted on the Blade Shaft (2I).  
MAXIMUM  
BLADE DEPTH  
(To Collar)  
MC18  
BLADE SIZE  
MAXIMUM DEPTH  
(To Depth Stop)  
2 1/2" (62mm)  
3-1/2" (87mm)  
4-1/2" (112mm)  
6-1/2" (158mm)  
10" (250mm)  
12" (300mm)  
14" (350mm)  
18" (450mm)  
2 3/4" (68mm)  
3-3/4" (93mm)  
4-3/4" (118mm)  
6-3/4" (164mm)  
For WET SAWING, be sure the water jets in the blade  
guard water tubes are open and that each side of the  
Blade (2E) has an adequate supply of water. Test the  
water supply for pressure and quantity (ow) before  
starting to saw.  
Before starting up the machine, make  
sure you read this entire manual and are  
familiar with the operation of this  
machine.  
WATER FLOW from 2-1/2 to 5 gallons of  
water per minute MUST ow over the blade  
to properly cool it and to get maximum blade  
life. DO NOT use conventional (wet) diamond  
blades without water!  
The working area must be completely clear,  
well lit and all safety hazards removed.  
Saw only as deep as the specifications and job  
conditions require. Sawing excessively deep is  
wasteful–avoid it! Step cut in increments of 2 inches  
(50 mm) for best results.  
The operator must wear  
p r o t e c t i v e c l o t h i n g  
appropriate to the work he  
is doing.  
Saw in a straight line. Mark the cutting line clearly so  
the saw operator can follow the line without difculty.  
The saw should NOT be twisted from side to side try-  
ing to force the blade back on the line.  
Any persons not involved in the work, should  
leave the area.  
Use only blades marked with a maximum  
operating speed greater than the bladeshaft  
speed.  
12  
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6
Starting The Power Source  
4
Check Before Starting  
Always pay extreme care and attention to the  
preparation of the machine before starting.  
Remove all wrenches and tools from the oor  
and the machine.  
Take into account the working conditions from  
the health and safety point of view.  
Always keep blade guard and transmission  
guard in place.  
FUEL: Check the engine maintenance manual.  
* Gas Models: Unleaded gasoline is recommended.  
Check that the engine oil level is correct. Because  
the engine often operates at an angle, check the oil  
level (with engine horizontal) frequently to ensure that  
the oil level never falls below the lower mark on the  
dipstick. 10W30 oil is recommended.  
On Gasoline Engine Models:  
1. Refer to the engine operating manual for proper engine  
operation.  
2. Fill the engine fuel tank and check the engine oil level.  
Refer to the engine manual for detailed information.  
5
Fitting The Blade  
3. Start the engine. Refer to the engine manual for detailed  
information.  
(See Fig. 1 and 2)  
4. Let the engine warm up at half throttle. All sawing is  
done at full throttle. The governor is factory set for the  
correct engine speed. Do not change the Governor  
setting – it is factory set for the correct speed.  
Always set the Engine Switch (1D) to the "OFF"  
position before mounting the Blade (2E).  
Set the Engine Switch (1D) to the "OFF" position.  
Raise the machine to a high position [by cranking the  
Raise/Lower Hand Wheel].  
Raise the front half of the Blade Guard (2H).  
Unscrew the Blade Shaft Nut (2A). Remove Outer  
Flange (2B).  
WARNING: To STOP ENGINE, PUSH the  
Engine Stop Switch DOWN, located on the  
handle support of the saw. [Wait for all engine  
movement to stop.]  
Fit Diamond Blade (2E) on the Blade Shaft Arbor.  
Install Outer Flange (2B) into the Blade Shaft (2I)  
makingsurethattheLockingPin(2D)passesthroughthe  
Diamond Blade (2E) and into the Inner Flange (2F).  
Note the direction of rotation of the blade. The  
direction of rotation is shown by an arrow on  
the Diamond Blade (2E). Make sure that the  
contact surfaces on the Diamond Blade (2E),  
Inner & Outer Flanges (2B & 2F) and Blade  
Arbor are clean.  
Rotate Outer Flange (2B) and the Blade (2E) in the  
opposite direction of blade rotation to remove back-  
lash.  
Install and tighten Blade Flange Nut using the Blade  
Shaft Wrench [50 lb.-ft. (68 N-m)] while rmly holding  
the Diamond Blade (2E).  
Lower front half of Blade Guard (2H).  
The Blade Shaft Nut (2A) on the Right Hand  
side has Left Hand threads.  
13  
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9
Stopping the Saw  
7
8
To Maneuver the Saw  
Set the handle bar height to a comfortable position.  
Screw Feed Version:  
Raise the blade out of the cut by pulling up on the  
depth control lock and slowly turning the hand wheel  
clockwise. Raise the blade (2E) high enough out of  
the cut to clear the pavement when maneuvering the  
saw.  
Raise the Blade (2E) as high as possible so that  
the Blade (2E) will not strike pavement when  
To Start Sawing  
Turn off the Water Valve (1A).  
Follow all of the instructions outlined above.  
Open the Water Valve (1A) FULL open. Check the  
water to verify full ow, then adjust for proper amount  
of water on the blade BEFORE you lower the Blade.  
Turn the Engine Throttle to the IDLE position.  
STOP the engine by turning the Engine Switch (1D)  
to the OFF position.  
Test for adequate water supply [2-1/2 to 5  
gal/min (10 to 20 lit./min)]. Low water ow will  
cause damage to diamond blades.  
If water supply is interrupted, stop cutting  
immediately.  
Screw Feed Version:  
Lower the blade into the cut by pulling up on the Depth  
Control Lock (1E) and slowly turning the Hand Wheel  
COUNTER-CLOCKWISE. When the desired depth of  
cut is reached, push Depth Control Lock down to lock  
it in the hand wheel.  
During cutting, DO NOT exert excessive side pressure  
on the Handle Bars to attempt to “STEER” the saw.  
Use only enough pressure to follow the previously  
marked line.  
If the saw should stall for any reason, raise the blade  
completely out of the cut before starting your power  
source again!  
When lowering the Blade (2E) into a partially made  
cut, the blade must be perfectly aligned within the cut  
before starting to saw again. DO NOT FORCE the  
Blade (2E) into the material by lowering the Blade too  
fast, or by propelling the saw too fast.  
14  
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10  
Maintenance  
11  
Optional and Accessory (Field Installed)  
SPECIAL OUTER FLANGE ASSY 1/2" (12.7mm)  
WIDE CUT (P/N 167963)  
Before performing any maintenance, ALWAYS  
park the machine on a level surface with the  
Engine OFF and the Engine Switch in the "OFF"  
position.  
A Special Outer Flange Assembly is available as a  
eld installed accessory. It enables the MC 18 to cut  
7/16" - 1/2" (11-12.7mm) wide.  
After each use: CLEAN the machine.  
WARNING: This special outer ange assembly  
is for use with blade width stacks of 7/16" - 1/2"  
(11mm-12.7mm) only! If blade width stacks of  
less than 7/16" (11mm) are required, use the  
standard outer ange assembly supplied with  
the MC 18. The Special Outer Flange Assembly  
can be identied by the COUNTERBORE on the  
“Nut Side” of the ange. The Standard Outer  
Flange Assembly has NO COUNTERBORE.  
LUBRICATION:  
LUBRICATE DAILY  
Front Wheels and Blade Shaft Bearings  
LUBRICATE EVERY 50 HOURS  
Depth Control Adjustment Screw (Screw Feed Version  
Only)  
WATER TANK KIT  
A 6 gallon (23 liter) Water Tank Kit is available as a  
NOTE: When cutting dry, lubricate blade shaft bearings 2 or  
3 times daily, the grease provides an added protective seal  
for the bearings. Use only a Premium Lithium 12 based  
Grease, conforming to NLG1 Grade #2 Consistency, without  
Molybdenum Disulde.  
Field installed accessory. Use only for dry cutting!  
The water tank is designed only to suppress airborne  
concrete dust.  
WARNING: DO NOT use conventional (wet)  
diamond blades with the water tank as the  
water source, because there is not sufcient wa-  
ter ow available to properly cool the blades!  
ENGINE OIL:  
Check daily. Keep the oil clean and at the proper level.  
10W30 MS, SD, SE or better is generally recommended.  
Capacity levels indicated on page 10. DO NOT OVERFILL!!  
Change engine oil and oil lter every 50 HOURS of operation.  
Refer to the engine manual for detailed information.  
TIE DOWN BRACKET KIT (P/N 167189)  
A Tie Down Bracket Kit is available as a eld installed  
accessory. The kit consists of two (2) tie down loops  
that are installed at the front of the frame. They are to  
be used only to SECURE the saw to a truck or trailer  
during transport.  
CLEAN ENGINE AIR FILTER:  
Clean the air lter 2 or 3 times daily when dry cutting. Refer  
to the engine manual for detailed information.  
ENGINE CARE:  
Refer to the engine manual for detailed information.  
WARNING: DO NOT use the tie down  
brackets as a device for lifting the saw!  
15  
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12  
Governor Speed  
13  
Repairs  
It is critical that the Governor and throttle on all internal  
combustion engines be adjusted properly. The engine speed  
is preset at the factory for the proper sawing speed. It is  
NOT normally necessary to change this setting. It should be  
periodically veried after the saw is placed into service. To  
change the Governor setting, refer to the engine manual.  
We carry out all repairs in the shortest possible time and at  
the most economical prices. (See back page for our address  
and phone numbers.)  
14  
Service Parts  
WARNING: Overspeeding the blade can result  
in blade breakage and/or personal injury to the  
operator and bystanders!! To assure the proper  
Governor adjustment, determine the correct  
blade shaft speed from the following chart.  
Follow the engine manufacturer’s instruction  
procedure for Governor and throttle setting.  
For quick supply of spare parts and to avoid any lost time,  
it is essential to quote the data on the manufacturer’s plate  
xed to the machine and the part number (s) to be replaced  
with every order.  
Write the Model Number & Serial Number here for future  
reference:  
Model Number:____________________  
Serial Number:____________________  
NO LOAD BLADE SHAFT AND ENGINE R.P.M.s  
BLADE SHAFT ENGINE  
MODEL  
R.P.M.  
R.P.M.  
9H 14"/18"  
13H-14"/18"  
2610  
2610  
3600  
3600  
The instructions for use and spare parts found in this document are for infor-  
mation only and are not binding. As part of our product quality  
improvement policy, we reserve the right to make any and all technical  
modications without prior notice.  
The manufacturer accepts no  
responsibility caused by unsuitable  
use or modications  
16  
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NOTE:  
NOTA:  
17  
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Diagram 1 – Frame & Axle  
18  
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Diagram 1 – Frame & Axle  
BILL OF MATERIAL  
DESCRIPTION  
1 502470001 Frame Weldment, MC18  
INDEX P/N  
QTY  
1
1
1
4
2
2 174942  
3 174975  
4 020768  
5 040091  
Axle, Front  
Axle, Pivot  
Washer, Flat .75 SAE  
Wheel Assy, 5 Inch Dia  
6 541201090 Lock Collar, .750 ID (w/ss)  
2
1
4
2
3
7 020551  
8 020767  
9 139569  
Screw, Set Soc Cup Pt .312-18UNC x .25  
Washer, Flat .625 SAE  
Wheel, 8 Inch Dia  
10 541200649 Lock Collar, .625 w/SS  
11 020551  
12 139638  
13 020323  
14 020199  
15 139582  
Screw, Set Soc Cup Pt .312-18UNC x .25  
Anchor, Spring  
Capscrew, Hex Hd .375-16UNC x 1.00  
Locknut, Fiber .375-16UNC  
Bolt, Tension  
1
1
2
2
1
16 020140  
17 020766  
18 020201  
19 139581  
21 174946  
Nut, Std Hex .500-13UNC  
Washer, Flat .500 SAE  
Locknut, Fiber .500-13UNC  
Spring  
1
1
1
2
1
Handle, Bent  
22 542139568 Grip, Handle  
2
2
1
1
23 177557  
24 163988  
25 197170  
Knob, 3/8-16UNC-2A x 1.00  
Wrench, 1-1/16" Open End  
Wing Bolt, M6 x 1.0 x 16 mm  
19  
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Diagram 2 – Depth Control (Screw Feed)  
20  
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Diagram 2 – Depth Control (Screw Feed)  
BILL OF MATERIAL  
INDEX P/N  
1 174997  
2 049924  
DESCRIPTION  
QTY  
1
1
Adj Nut Wldmnt w/ Grease Fit  
Fitting, Grease 1/8 NPT x 90°  
3 542177915 Screw, Adj., .625-8 ACME  
4 542190434 Bearing, Flange, .50 Inch ID  
5 502469901 Bracket, Screw Feed  
1
1
1
6 020764  
7 020786  
8 020330  
9 040153  
10 040151  
Washer, Flat .375 SAE  
Lockwasher, Split .375  
Capscrew, Hex Hd .375-16UNC x 3.00  
Assy, Hand Wheel  
4
4
4
1
1
Wheel, Hand - Machined  
11 032250  
12 020766  
13 174956  
14 020552  
15 174994  
Handle Assy, Revolving  
Washer, Flat .500 SAE  
Bracket, Stop  
Screw, Set Soc Cup Pt .312-18UNC x .50  
Spacer, Adjustment Screw  
1
2
1
1
1
16 160164  
17 020540  
18 177239  
19 040183  
20 174961  
Pin, Clevis .50 Dia x 1.13 Lg  
Screw, Set Soc Cup Pt .250-20UNC x .25  
Pin, Rue Ring - .50 DIA  
Rubber Boot, 3 Inch (20 ribs)  
Hose Clamp, Worm Drive SAE 24 Narrow  
1
1
1
1
2
21 020010  
22 020012  
23 020762  
24 020195  
25 020788  
Key, Woodruff #405  
Bolt, Carriage .250-20UNC x 1.00  
Washer, Flat .250 SAE  
Locknut, Fiber .250-20UNC  
Lockwasher, Split .500  
1
2
2
2
1
26 030210  
27 020668  
28 174998  
Nut, Acorn LT .500-13UNC  
Capscrew, Hex Hd .500-13UNC x .75  
Decal, Screw Feed  
1
1
1
21  
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Diagram 3 – Pointer & Belt Guard  
22  
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Diagram 3 – Pointer & Belt Guard  
BILL OF MATERIAL  
INDEX P/N  
DESCRIPTION  
QTY  
1
1 502469601 Guard, Shaft - Weldment  
2 020785  
3 020399  
4 502469701 Bracket, Pointer Mount  
5 502437601 Bar, Pointer - Offset  
Lockwasher, Split .313  
Capscrew, Hex Hd .312-18UNC x 3.25  
2
2
1
1
6 502437701 Bar, Pointer - Straight  
1
1
1
1
1
7 041231  
8 041220  
9 020786  
10 020136  
Rod, Pointer  
Wheel, 3in Dia  
Lockwasher, Split .375  
Nut, Std Hex .375-16UNC  
11 020199  
12 172137  
13 162761  
14 020395  
15 020195  
Locknut, Fiber .375-16UNC  
Rope, Pointer  
Clamp  
Capscrew, Soc Hd .250-20UNC x .625  
Locknut, Fiber .250-20UNC  
1
1
2
2
2
16 139749  
17 139748  
18 040550  
19 020786  
20 020323  
Capscrew, Hex Hd M10 x 1.50 x 25mm  
Locknut, Fiber M10 x 1.50  
Hinge Block, Pointer  
4
4
1
1
1
Lockwasher, Split .375  
Capscrew, Hex Hd .375-16UNC x 1.00  
21 177696  
22 020199  
Draw Bolt, 3/8-16UNC  
Locknut, Fiber .375-16UNC  
1
1
23  
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Diagram 4 – Guards & Water Distribution  
24  
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Diagram 4 – Guards & Water Distribution  
BILL OF MATERIAL  
INDEX P/N  
DESCRIPTION  
QTY  
1
1 502469801 Guard, Belt  
2 020785  
3 020313  
4 174992  
5 139021  
Lockwasher, Split .313  
4
4
1
Capscrew, Hex Hd .312-18UNC x .75  
Water Valve Assy, MC18  
Water Valve  
1
6 169196  
7 539300267 Hose Adapter  
8 045640  
9 040254  
10 139616  
Elbow, 1/2NPT Male x 90° Brass  
1
1
1
1
1
Filter Washer  
Washer, Hose  
Hose Assy, Water - MC18  
11 020782  
12 196039  
13 195129  
14 020743  
15 020233  
Lockwasher, Split #10  
2
2
1
1
1
Screw, Rd Hd Mach 10-24 x .500 Cross Z/P  
Assy, Blade Guard - 18in Husq Gray  
Washer, Flat .375 Dia  
Capscrew, Hex Hd .375-16UNC x 3.75  
16 020199  
17 020742  
18 020785  
19 020313  
Locknut, Fiber .375-16UNC  
Washer, Flat .313 Dia  
Lockwasher, Split .313  
1
1
1
1
Capscrew, Hex Hd .312-18UNC x .75  
25  
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Diagram 5 – Blade Guard  
26  
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Diagram 5 – Blade Guard  
BILL OF MATERIAL  
DESCRIPTION  
50244701 Rear Guard Weldment - 18 Inch Husq Gray  
195127 Hinge  
139596 Front Guard Weldment, 18 Inch Husq Gray  
173059 Washer, Flat M8  
167478 Capscrew, Hex Hd M8 x 1.25 x 25mm  
INDEX P/N  
QTY  
1
1
1
6
1
2
3
4
5
6
6
7
8
9
139738 Locknut, Fiber M8 x 1.25  
139098 Splash Flap  
167761 Capscrew, Hex Hd M5 x 0.8 x 20mm  
173047 Washer, Flat M5  
6
1
4
2
2
10  
172316 Locknut, Fiber M5 x 0.8  
11  
12  
13  
14  
15  
020782 Lockwasher, Split #10  
172011 Nut, Hex Hd M5 x 0.80  
040330 Spring, .375 OD x .054 Dia  
049212 Clamp, Water Tube  
167818 Capscrew, Slot Flat Hd M6 x 1.0 x 16mm  
2
4
1
2
4
16  
17  
18  
19  
20  
139745 Locknut, Fiber M6 x 1.0  
167046 Water Tube, 18 Inch  
020864 Plug, Soc Hd 1/8 NPT Brass  
139051 Gasket, Water Manifold  
139045 Water Manifold, Machined  
8
2
2
1
1
21  
22  
040275 Adapter, 3/8 NPT x Male Garden Hose  
167551 Capscrew, Hex Hd M6 x 1.0 x 40mm  
1
4
27  
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Diagram 6 – Engine & Bladeshaft  
28  
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Diagram 6 – Engine & Bladeshaft  
BILL OF MATERIAL  
INDEX P/N DESCRIPTION  
QTY  
1
1
2
1
1 174973 Group, Bladeshaft R&L 4.5 (9H,13H)  
2 177569 Bladeshaft Assy, Complete (9H,13H)  
3 167185 Collar, Inner 4.50 OD  
4 167962 Collar, Outer 4.50 OD Assy  
5 167964 Pin, Drive  
1
6 167846 Nut, LH Thread, Bladeshaft  
7 167847 Nut, RH Thread, Bladeshaft  
8 020067 Key, Square .250 x 1.25 Lg  
9 139300 Pulley Assy, 3GR 3V 3.65 (9H,13H)  
10 020541 Screw, Set Soc Cup Pt .250-20UNC x .375  
1
1
1
1
4
11 162633 Bearing, 1in Pillowblock BB  
12 174962 Spacer, Bearing  
13 020743 Washer, Flat .375 Dia  
14 020330 Capscrew, Hex Hd .375-16UNC x 3.00  
15 020199 Locknut, Fiber .375-16UNC  
2
2
8
4
4
16 177958 Engine, 13HP Honda - Modified  
-- 167751 Engine, 9HP Honda - Modified  
17 174962 Spacer, Bearing (9R,13R,13H)  
18 174736 Plate, Adapter (13H Only)  
19 020743 Washer, Flat .375 Dia  
1
1
2
2
8
20 020786 Lockwasher, Split .375 (13H Only)  
21 020377 Capscrew, Hex Hd .375-16UNC x 1.50 (13H)  
-- 020380 Capscrew, Hex Hd .375-16UNC x 1.75 ( 9H)  
22 020322 Capscrew, Hex Hd .375-16UNC x .75 (13H)  
23 048740 Capscrew, Hex Hd .375-16UNC x 1.25 (13H)  
24 020199 Locknut, Fiber .375-16UNC  
7
4
4
3
1
4
1
25 167133 Adapter, M12 x 10mm Hose Barb (9H,13H)  
26 167305 Hose Assembly, Oil Drain  
27 020049 Hose Clamp, Worm Drive  
28 167306 Cap, Blanking  
29 167622 Tube Nut, M16  
30 174999 Assy, Cord  
1
1
1
1
1
31 167746 Pulley Assy, 3G3V 2.65 Dia (w/ss)  
32 020540 Screw, Set Soc Cup Pt .250-20UNC x .25  
33 020067 Key, Square .250 x 1.25 Lg  
34 139613 V-Belt, 3VX300 [set of 3](13H)  
-- 139614 V-Belt, 3VX280 [set of 3]( 9H)  
35 047455 V-Belt, 3VX300 (13H)  
1
2
1
1
1
3
1
-- 058020 V-Belt, 3VX280 ( 9H)  
29  
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Diagram 7 – Kit, Water Tank (174957)  
BILL OF MATERIAL  
INDEX P/N  
DESCRIPTION  
QTY  
1
1 502479401 Bracket, Water Tank  
2 174648  
3 020764  
4 020509  
5 020199  
Water Tank (w/cap), 7 Gallon  
1
Washer, Flat .375 SAE  
4
Capscrew, Hex Hd .375-16UNC x 2.00  
Locknut, Fiber .375-16UNC  
2
4
6 020322  
7 139722  
8 020049  
9 174016  
10 174741  
Capscrew, Hex Hd .375-16UNC x .75  
Hose, 3/8 ID x 4.4  
2
1
2
1
Hose Clamp, Worm Drive  
Fitting, Hose Barb 3/8 ID x 3/4 Male  
Kit: Quick Disconnect Garden Hose w/Valve 1  
11 196037  
12 187667  
13 196038  
14 187667  
Fitting, 3/4 FGH SWV x 1/4 HB Nylon  
Hose, 1/4 ID x 7in  
Fitting, 1/4 Y Nylon LP  
Hose, 1/4 ID x 9in  
1
1
1
2
30  
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NOTES / NOTAS:  
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Husqvarna Construction Products N. A.  
Corporate Office  
17400 West 119th Street  
Olathe, Kansas 66061  
Tel. 913-928-1000  
Fax 913-438-7951  
Customer Service: 800-288-5040  
Customer Serv. Fax: 800-825-0028  
DUST WARNING  
Cutting, especially when DRY cutting, generates dust that comes from the material being cut,  
which frequently contains silica. Silica is a basic component of sand, quartz, brick clay, granite and  
numerous other minerals and rocks. Exposure to excessive amount of such dust can cause:  
Respiratory diseases (affecting your ability to breath), including chronic bronchitis, silicosis  
and pulmonary fibrosis from exposure to silica. These diseases may be fatal;  
Skin irritation and rash; and  
Cancer according to NTP* and IARC*  
*National Toxicology Program / International Agency for Research on Cancer  
Take precautionary steps  
Avoid inhalation of and skin contact with dust, mist and fumes;  
Wet cut when feasible, to minimize dust;  
Wear and ensure that all bystanders wear appropriate respiratory protection such as dust  
masks designed to filter out microscopic particles. (See OSHA 29 CFR Part 1910.1200)  
California Prop 65 Warning:  
Use of this product can cause exposure to materials known to the State of California to cause cancer  
and/or birth defects or other reproductive harm.  
Printed in the USA  
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