Husqvarna 917.289541 manuale d’uso

917.289541 Owner's Manual (YTH20K46) 532 43 47-08[...]

2 SAFETY RULES Safe Operation Practices for Ride-On Mowers DANGER: THIS CUTTING MACHINE IS CAP ABLE OF AMPUT A TING HANDS AND FEET AND THROW ING OBJECTS. F AILURE TO OBSERVE THE FOLL OWING SAFETY INSTRUCTIONS COULD RESUL T IN SERIOUS INJURY OR DEA TH. I. GENERAL OPERA TION • Read, understand, and follow all instructions on the machine and in the [...]

3 SAFETY RULES Safe Operation Practices for Ride-On Mowers • Be sure the area is clear of bystanders before operat- ing. Stop machine if anyone enters the area. • Never carry passengers. • Do not mow in reverse unless absolutely necessary . Al ways look down and behind before and while back- ing. • Never carry children, even with the blades[...]

4 SAFETY RULES ......................................................... 2-3 PRODUCT SPECIFICA TIONS ....................................... 4 CUSTOMER RESPONSIBILITIES ................................. 4 ASSEMBL Y ................................................................. 5-6 OPERA TION ......................................................[...]

5 UNAS SEMBLED P ARTS (2) Keys Slope Sheet Key (1) Oil Drain Tube AS SEMBL Y Y our new tractor has been assembled at the factory with the exception of those parts left unassembled for shipping purposes. Fig. 1 Fig. 2 ADJUST SEA T (See Fig. 2) • Sit in seat. • Lift up adjustment lever (A) and slide seat until a com- fortable position is reached [...]

6 AS SEMBL Y CHECK TIRE PRESSURE The tires on your tractor were overinflated at the factory for shipping purposes. Correct tire pressure is important for best cutting performance. • Reduce tire pressure to PSI shown on tires. CHECK DECK LEVELNESS For best cutting results, mower housing should be properly leveled. See “TO LEVEL MOWER HOUSING” [...]

7 OPERA TION These symbols may appear on your tractor or in literature supplied with the product. Learn and understand their meaning. DANGER, KEEP HANDS AND FEET AWAY FREE WHEEL (Automatic Models only) KEEP AREA CLEAR SLOPE HAZARDS 15 15 (SEE SAFETY RULES SECTION) BATTERY REVERSE FORWARD FAST SLOW ENGINE ON ENGINE OFF FUEL CHOKE MOWER HEIGHT REVERS[...]

8 OPERA TION KNOW YOUR TRACTOR READ THIS OWNER'S MANUAL AND SAFETY RULES BEFORE OPERA TING 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. Our tractors conform to the applicable safety standards of the American Nati[...]

9 OPERA TION 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 ad just ments or repairs. We rec om mend standard safety glasses or a wide vision safety mask worn over spectacles. HOW TO U[...]

10 OPERA TION Fig. 7 TO ADJUST GAUGE WHEELS (See Fig. 9) Gauge wheels are prop er ly ad just ed when they are slight ly off the ground when mower is at the desired cutting height in operating position. Gauge wheels then keep the deck in proper position to help prevent scalping in most terrain conditions. NOTE: Adjust gauge wheels with tractor on a [...]

11 OPERA TION TO TRANSPORT (See Figs. 3 and 11) When pushing or towing your tractor , be sure to disengage transmission by placing freewheel control in free wheel ing po si tion. F ree wheel control is located at the rear drawbar of tractor . • Raise attachment lift to highest position with at tach ment lift control. • Pull freewheel control ou[...]

12 OPERA TION CAUTION: Wipe off any spilled oil or fuel. Do not store, spill or use gasoline near an open flame. IMPORT ANT : WHEN OPERA TING IN TEMPERA TURES BEL OW 32°F (0°C), USE FRESH, CLEAN WINTER GRADE GAS O LINE TO HELP ENSURE GOOD COLD WEA THER ST ART ING. CAUTION: Alcohol blended fuels (called gas o hol or using ethanol or methanol) can [...]

13 Fig. 12 MOWING TIPS • Mower should be properly leveled for best mowing performance. See “TO LEVEL MOWER HOUSING” in the Service and Adjustments section of this manual. • The left hand side of mower should be used for trim- ming. • Drive so that clippings are discharged onto the area that has been cut. Have the cut area to the right of [...]

14 MAINTENANCE ➀ General Purpose Grease ➁ Refer to Maintenance “ENGINE” Section 01965 ➁ ENGINE ➀ FRONT WHEEL BEARING ZERK ➀ STEERING SECTOR GEAR TEETH ➀ FRONT WHEEL BEARING ZERK ➀ SPINDLE ZERK ➀ SPINDLE ZERK T R A C T 0 R 1 - Change more often when operating under a heavy load or in high ambient temperatures . 2 - Service more o[...]

15 MAINTENANCE TRACTOR Always observe safety rules when per form ing any main te nance. BRAKE OPERA TION If tractor requires more than five (5) feet to stop at highest speed in high est gear on a level, dry concrete or paved surface, then brake must be checked and ad just ed. (See “TO CHECK BRAKE” in the Ser vice and Ad just ments section of th[...]

16 MAINTENANCE V -BEL TS Check V -belts for deterioration and wear after 100 hours of operation and replace if necessary . The belts are not ad just able. Re place belts if they begin to slip from wear . TRANSAXLE COOLING The transmission fan and cooling fins should be kept clean to assure proper cooling. Do not attempt to clean fan or transmission[...]

17 MAINTENANCE Fig. 17 CL AMP FUEL FIL TER IN-LINE FUEL FIL TER (See Fig. 17) The fuel filter should be replaced once each season. If fuel filter becomes clogged, ob struct ing fuel flow to car bu re tor , re place ment is re quired. • With engine cool, remove filter and plug fuel line sec- tions. • Place new fuel filter in position in fuel lin[...]

18 SERVICE AND ADJUSTMENTS WARNING: TO A VOID SERIOUS INJURY , BEFORE PERFORMING ANY SER VICE OR AD JUST MENTS: • Depress brake pedal fully and set parking brake. • Place attachment clutch in “DISENGAGED” position. • T urn ignition key to “STOP” and remove key . • Make sure the blades and all moving parts have completely stopped. ?[...]

19 SERVICE AND ADJUSTMENTS E F C G Q R D K G P B L M A IMPORT ANT : CHECK BEL T FOR PROPER ROUTING IN ALL MOWER PULLEY GROOVES. • Raise attachment lift lever to highest position. • If necessary , adjust gauge wheels before op er at ing mower as shown in the Operation section of this manual. E F H J M Fig. 23 Fig. 24 A B D C Fig. 21 Fig. 22 • [...]

20 SERVICE AND ADJUSTMENTS • If adjustment is necessary , see step in Visual Adjust- ment instructions above. • Recheck measurements, adjust if necessary until both sides are equal. FRONT - TO-BACK ADJUSTMENT (See Figs. 28 & 29) IMPORT ANT : Deck must be level side-to-side. T o obtain the best cutting re sults, the mower blades should be ad[...]

21 TO REPL ACE MOTION DRIVE BEL T (See Fig. 31) P ark the tractor on level surface. En gage parking brake. For as sis tance, there is a belt installation guide decal on bottom side of left footrest. BEL T REMOV AL - • Remove mower (See “TO RE MOVE MOWER” in this section of manual). NOTE: Observe entire motion drive belt and position of all be[...]

22 SERVICE AND ADJUSTMENTS Fig. 32 RE T AIN ING RING WASH ERS SQUARE KEY (REAR WHEEL ONL Y) AXLE COVER TO ST ART ENGINE WITH A WEAK BA TTERY (See Fig. 33) WARNING : Lead-acid batteries gen- er ate ex plo sive gases. Keep sparks, flame and smoking ma te ri als away from bat ter ies. Always wear eye pro tec tion when around batteries. If your battery[...]

23 SERVICE AND ADJUSTMENTS TO REPL ACE HEADLIGHT BULB • Raise hood. • Pull bulb holder out of the hole in the backside of the grill. • Replace bulb in holder and push bulb holder securely back into the hole in the backside of the grill. • Close hood. INTERL OCKS AND REL A YS Loose or damaged wiring may cause your tractor to run poorly , sto[...]

24 IDLE FUEL ADJUSTING NEEDLE 02726 IDLE SPEED ADJUSTING SCREW 02725 CABLE CL AMP SCREW SPEED CONTROL BRACKET THROTTLE LEVER ENGINE Maintenance, repair , or replacement of the emission con trol devices and systems, which are being done at the cus tom- ers expense, may be performed by any non-road engine repair establishment or individual. Warranty [...]

25 STORAGE 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. WARNING: Never store the trac tor with gas o line in the tank inside a building where fumes may reach an open flame or spark. Allow the engine to cool before storing in any en clo sure. TRACTOR Remove mower from t[...]

26 TROUBLESHOOTING POINTS PROBLEM CAUSE CORRECTION Will not start 1. Out of fuel. 1. Fill fuel tank. 2. Engine not “CHOKED” properly . 2. See “TO ST ART ENGINE” in Operation section. 3. Engine flooded. 3. Wait several minutes before attempting to start. 4. Bad spark plug. 4. Replace spark plug. 5. Dirty air filter . 5. Clean/replace air fil[...]

27 TROUBLESHOOTING POINTS PROBLEM CAUSE CORRECTION Engine continues to run when oper- ator leaves seat with attachment clutch engaged 1. Faulty operator -safety presence control system. 1. Check wiring, switches and connections. If not corrected, contact an authorized service center/ department. Poor cut - uneven 1. Worn, bent or loose blade. 1. Re[...]

28 SERVICE NOTES[...]

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54 SERVICE NOTES[...]

55 15 DEGREES MAX. FOLD ALONG DOTTED LINE THIS IS A 15 DEGREE SLOPE ONLY RIDE UP AND DOWN HILL, NOT ACROSS HILL SUGGESTED GUIDE FOR SIGHTING SLOPES FOR SAFE OPERATION WARNING: To avoid serious injury, operate your tractor up and down the face of slopes, never across the face. Do not mow slopes greater than 15 degrees. Make turns gradually to preven[...]

01.25.10 SR/TH Printed in U.S.A.[...]