McCulloch MC20V42YT Operator's Manual

20.0 hp* 42 inch lawn tractor

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Repair parts manual (20 pages)

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Page 1 OPERATOR'S MANUAL MODEL NO. MC20V42YT 20.0 HP 42 INCH LAWN TRACTOR • Assembly WARNING: • Operation • Maintenance Read this Man u al and follow all Warnings and Safety Instructions. Fail ure to do so • Service and Adjustments can re sult in serious in ju ry.
Page 2: Safety Rules
SAFETY RULES Safe Operation Practices for Ride-On Mowers DANGER: THIS CUTTING MACHINE IS CAPABLE OF AMPUTATING HANDS AND FEET AND THROW ING OBJECTS. FAILURE TO OBSERVE THE FOLLOWING SAFETY INSTRUCTIONS COULD RESULT IN SERIOUS INJURY OR DEATH. • Never leave a running machine unattended. Always turn WARNING: In order to prevent ac ci den tal off blades, set parking brake, stop engine, and remove starting when setting up, trans port ing,...
Page 3 SAFETY RULES Safe Operation Practices for Ride-On Mowers III. CHILDREN • If fuel is spilled on clothing, change clothing immediately. • Never overfill fuel tank. Replace gas cap and tighten securely. WARNING. CHILDREN CAN BE INJURED BY THIS EQUIPMENT. The American Academy GENERAL SERVICE of Pediatrics recommends that children be a •...
Page 4: Table Of Contents
PRODUCT SPECIFICATIONS CONGRATULATIONS on your purchase of a new tractor. It has been designed, engineered and manu fac tured to give you the best possible dependability and performance. Gasoline Capacity 3.0 Gallons/11,35 L and type: Regular Unleaded Should you experience any problem you cannot easily remedy, please contact your nearest authorized service Oil Type: SAE 30 (above 32°F/0°C)
Page 5: Assembly
UNASSEMBLED PARTS Keys Slope Sheet Battery (1) Oil Drain Tube (2) Hex Bolts (1) Quick Connect (2) Nut Keps Key(s) ASSEMBLY Your new tractor has been assembled at the factory with exception of those parts left unassembled for shipping purposes. TOOLS REQUIRED FOR ASSEMBLY A socket wrench set will make assembly easier.
Page 6 ASSEMBLY ✓ NOTE: You may now roll your tractor off the skid. Follow CHECKLIST the instructions below to remove the tractor from the skid. BEFORE YOU OPERATE YOUR NEW TRAC TOR, WE WARNING: Before start ing, read, un der stand and fol- WISH TO ENSURE THAT YOU RECEIVE THE BEST low all in struc tions in the Op er a tion section of this man u al.
Page 7: Operation
OPERATION These symbols may appear on your tractor or in literature supplied with the product. Learn and understand their meaning. FAST SLOW REVERSE HIGH NEUTRAL CHOKE IGNITION SWITCH ENGINE START REVERSE ENGINE ON PARKING BRAKE PARKING BRAKE PARKING BRAKE ENGINE OFF OPERATION LOCKED UNLOCKED...
Page 8 OPERATION KNOW YOUR TRACTOR READ THIS MANUAL AND SAFETY RULES BEFORE OPERATING YOUR TRACTOR Compare the illustrations with your tractor to familiarize yourself with the locations of various controls and ad just ments. Save this manual for future reference. Fig. 3 Our tractors conform to the applicable safety standards of the American National Standards Institute.
Page 9: How To Use Your Tractor
OPERATION The operation of any tractor can result in foreign objects thrown into the eyes, which can result in severe eye dam age. Always wear safety glass es or eye shields while operating your tractor or per form ing any adjustments or repairs. We rec om mend a wide vision safety mask over spec- tacles or stan dard safety glasses.
Page 10 OPERATION TO ADJUST MOWER CUT TING HEIGHT REVERSE OPERATION SYSTEM (ROS) (See Fig. 8) Your tractor is equipped with a Reverse Operation System (ROS). Any attempt by the operator to travel in the reverse The po si tion of the at tach ment lift le ver (A) de ter mines the direction with the attachment clutch engaged will shut off cut ting height.
Page 11: Before Starting The Engine
OPERATION TO TRANSPORT (See Fig. 11) BEFORE STARTING THE ENGINE When pushing or towing your tractor, be sure to disengage CHECK ENGINE OIL LEVEL transmission by placing freewheel control in free wheel ing po si tion. Free wheel control is located at the rear drawbar The engine in your tractor has been shipped, from the of tractor.
Page 12 OPERATION TO START ENGINE (See Fig. 3) PURGE TRANSMISSION When starting the engine for the first time or if the engine CAUTION: Never engage or disengage has run out of fuel, it will take extra cranking time to move freewheel lever while the engine is run ning. fuel from the tank to the engine.
Page 13: Mowing Tips
OPERATION MOWING TIPS • Tire chains cannot be used when the mower hous ing is attached to tractor. • Mower should be properly leveled for best mowing performance. See “TO LEVEL MOWER HOUSING” in the Service and Adjustments section of this manual. •...
Page 14: Maintenance Schedule
MAINTENANCE BEFORE EVERY EVERY EVERY EVERY EVERY BEFORE MAINTENANCE EACH SEASON STORAGE SCHEDULE HOURS HOURS HOURS HOURS Check Brake Operation Check Tire Pressure Check Operator Presence & ROS Systems Check for Loose Fasteners Check/Replace Mower Blades Lubrication Chart Check Battery Level Clean Battery and Terminals Clean Debris Off Steering Plate ck Transaxle Cooling...
Page 15: Maintenance
MAINTENANCE TRACTOR BLADE CARE For best results mower blades must be kept sharp. Re place Always observe safety rules when per form ing any bent or damaged blades. main te nance. CAUTION: Use only a replacement blade ap- BRAKE OPERATION proved by the manufacturer of your tractor.
Page 16: Clean Air Screen
MAINTENANCE • Unlock drain valve by pushing inward and turning V-BELTS coun ter clock wise. Check V-belts for deterioration and wear after 100 hours • To open, pull out on the drain valve. of operation and replace if necessary. The belts are not •...
Page 17 MAINTENANCE IN-LINE FUEL FILTER (See Fig. 16) DECK WASHOUT PORT (See Fig. 18) The fuel filter should be replaced once each season. If fuel Your tractor’s deck is equipped with a washout port on filter becomes clogged, ob struct ing fuel flow to car bu re tor, its surface as part of its deck wash system.
Page 18: Service And Adjustments
SERVICE AND ADJUSTMENTS WARNING: TO AVOID SE RI OUS IN JU RY, BEFORE PERFORMING ANY SERVICE OR ADJUSTMENTS: • Depress brake pedal fully and set parking brake. • Place motion control lever in neutral position. • Place attachment clutch in “DISENGAGED” position. •...
Page 19 SERVICE AND ADJUSTMENTS • ATTACH MOWER SIDE SUSPENSION ARMS (A) TO • Insert end of link (E) into hole in front mower bracket CHASSIS - Position hole in arm over pin (B) on outside and secure with washer and retainer spring (J). of tractor chassis and secure with retainer spring.
Page 20 SERVICE AND ADJUSTMENTS TO LEVEL MOWER • If adjustment is necessary, see step in Visual Adjust- ment instructions above. Make sure tires are properly inflated to the PSI shown on • Recheck measurements, adjust if necessary until both tires. If tires are over or under inflated, it may affect the sides are equal.
Page 21 SERVICE AND ADJUSTMENTS TO REPLACE MOWER BLADE DRIVE BELT TO REPLACE MOTION DRIVE BELT (See Fig. 29) (See Fig. 30) The mower blade drive belt may be replaced without tools. Park the tractor on level surface. En gage parking brake. Park the tractor on level surface.
Page 22 SERVICE AND ADJUSTMENTS TRANSAXLE MOTION CONTROL LEVER NEUTRAL ADJUSTMENT (See Fig. 31) WASH ERS RE TAIN ING The motion control lever has been pre set at the factory RING and adjustment should not be necessary. AXLE • Loosen adjustment bolt in front of the right rear wheel, COVER and lightly tighten.
Page 23: Interlocks And Relays
SERVICE AND ADJUSTMENTS REPLACING BATTERY (See Fig. 34) TO REMOVE HOOD AND GRILL ASSEMBLY (See Fig. 35) WARNING: Do not short battery ter mi- • Raise hood. nals by allowing a wrench or any other • Unsnap headlight wire connector. object to contact both terminals at the •...
Page 24: Storage
STORAGE ENGINE Immediately prepare your tractor for storage at the end of the season or if the tractor will not be used for 30 days or more. FUEL SYSTEM IMPORTANT: IT IS IMPORTANT TO PREVENT GUM DEPOSITS WARNING: Never store the trac tor with FROM FORMING IN ES SEN TIAL FUEL SYSTEM PARTS SUCH gas o line in the tank inside a building AS CARBURETOR, FUEL FIL TER, FUEL HOSE, OR TANK...
Page 25: Troubleshooting Points
TROUBLESHOOTING POINTS PROBLEM CAUSE CORRECTION 1. Out of fuel. 1. Fill fuel tank. Will not start 2. Engine not “CHOKED” properly. 2. See “TO START ENGINE” in Operation section. 3. Engine flooded. 3. Wait several minutes before attempting to start. 4.
Page 26 TROUBLESHOOTING POINTS PROBLEM CAUSE CORRECTION Engine continues 1. Faulty operator-safety presence control 1. Check wiring, switches and connections. If not system. corrected, contact an authorized service center/ to run when oper- department. ator leaves seat with attachment clutch engaged 1. Worn, bent or loose blade. 1.
Page 28: Limited Warranty
LIMITED WARRANTY The Manufacturer warrants to the original consumer purchaser that this product as manufactured is free from defects in mate- rials and work man ship. For a period of two (2) years from date of purchase by the original consumer purchaser, we will repair or replace, at our option, without charge for parts or labor incurred in replacing parts, any part which we find to be defective due to materials or workmanship.

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McCulloch MC20V42YT Operator's Manual

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