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Husqvarna YTH 20 K 46 Operator's Manual

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Operator's
2008-03
Manual
O0802042
Ride Mower
YTH 20 K 46
96045000406
03002
Operator's Manual

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Summary of Contents for Husqvarna YTH 20 K 46

  • Page 1 Operator's 2008-03 Manual O0802042 Ride Mower YTH 20 K 46 96045000406 03002 Operator's Manual...

  • Page 3: 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. • Do not operate machine without the entire grass catcher, WARNING: In order to prevent ac- discharge guard, or other safety devices in place and ci den tal starting when setting up,...
  • Page 4 SAFETY RULES Safe Operation Practices for Ride-On Mowers III. CHILDREN GENERAL SERVICE Tragic accidents can occur if the operator is not alert to • Never operate machine in a closed area. • Keep all nuts and bolts tight to be sure the equipment the presence of children.

  • Page 5: Table Of Contents

    PRODUCT SPECIFICATIONS CUSTOMER RESPONSIBILITIES Gasoline Capacity 2.5 Gallons • Read and observe the safety rules. and type: Unleaded Regular • Follow a regular schedule in maintaining, caring for Oil Type (API-SG-SL): SAE 30 (above 32°F) and using your tractor. SAE 5W-30 (below 32°F) •...

  • Page 6: Assembly

    UNASSEMBLED PARTS Slope Sheet (1) Oil Drain Tube (2) Keys ASSEMBLY Your new tractor has been assembled at the factory with the exception of those parts left unassembled for shipping purposes. When right or left hand is mentioned in this man ual, it means ADJUST SEAT (See Fig.
  • Page 7 ASSEMBLY ✓ CHECKLIST TO ROLL TRACTOR OFF SKID (See Op er a tion section for location and function of con trols) BEFORE YOU OPERATE YOUR NEW TRAC TOR, WE WISH TO ASSURE THAT YOU RECEIVE THE BEST • Raise attachment lift lever to its highest po si tion. PERFORMANCE AND SATISFACTION FROM THIS •...

  • Page 8: 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 MOWER HEIGHT MOWER LIFT REVERSE ENGINE ON PARKING BRAKE ENGINE OFF OPERATION SYSTEM (ROS) CLUTCH/BRAKE...
  • Page 9 OPERATION KNOW YOUR TRACTOR READ THIS OWNER'S 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.
  • Page 10 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 ad just ments or repairs. We rec om mend standard safety glasses or a wide vision safety mask worn over spectacles.
  • Page 11 OPERATION The cutting height range is ap prox i mate ly 1" to 4". The TO MOVE FORWARD AND BACKWARD heights are measured from the ground to the blade tip with (See Fig. 6) the engine not running. These heights are approximate and The direction and speed of movement is controlled by the may vary depending upon soil conditions, height of grass forward and reverse drive pedals.
  • Page 12 OPERATION TO OPERATE MOWER (See Fig. 9) • Look down and behind before and while backing. Your tractor is equipped with an operator presence sensing • Slowly depress reverse drive pedal to start movement. switch. Any attempt by the operator to leave the seat with •...
  • Page 13 OPERATION TO START ENGINE (See Fig. 3) SERVICE REMINDER/HOUR METER Service reminder shows the total number of hours the When starting the engine for the first time or if the engine engine has run and flashes to indicate that the engine has run out of fuel, it will take extra cranking time to move or mower needs servicing.

  • Page 14: Operation

    OPERATION MOWING TIPS PURGE TRANSMISSION • Mower should be properly leveled for best mowing performance. See “TO LEVEL MOWER HOUSING” in CAUTION: Never engage or disengage the Service and Adjustments section of this manual. freewheel lever while the engine is •...

  • Page 15: 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 Check Transaxle Cooling Check Mower Levelness...

  • Page 16: Maintenance

    MAINTENANCE TRACTOR BLADE CARE Always observe safety rules when per form ing any main- For best results mower blades must be sharp. Re place te nance. worn, bent or damaged blades. BRAKE OPERATION CAUTION: Use only a replacement blade If tractor requires more than five (5) feet to stop at highest approved by the manufacturer of your speed in high est gear on a level, dry concrete or paved tractor.

  • Page 17: Engine Lubrication

    MAINTENANCE BATTERY NOTE: Although multi-viscosity oils (5W30, 10W30 etc.) improve starting in cold weather, they will result in increased Your tractor has a battery charging system which is suf fi cient oil consumption when used above 32°F. Check your engine for normal use.
  • Page 18 MAINTENANCE CLEAN AIR INTAKE/COOLING AREAS IN-LINE FUEL FILTER (See Fig. 16) The fuel filter should be replaced once each season. If fuel To insure proper cooling, make sure the grass screen, filter becomes clogged, ob struct ing fuel flow to car bu re tor, cooling fins, and other external surfaces of the engine are re place ment is re quired.

  • Page 19: Service And Adjustments

    SERVICE AND ADJUSTMENTS WARNING: TO AVOID 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. • Turn ignition key to “STOP” and remove key. •...

  • Page 20: Service And Adjustments

    SERVICE AND ADJUSTMENTS • Insert end of link (E) into hole in front mower bracket • ATTACH MOWER SIDE SUSPENSION ARMS (A) TO and secure with washer and retainer spring (J). CHASSIS - Position hole in arm over pin (B) on outside of tractor chassis and secure with retainer spring.
  • Page 21 SERVICE AND ADJUSTMENTS TO LEVEL MOWER • If adjustment is necessary, see steps 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 22: To Check Brake

    SERVICE AND ADJUSTMENTS TO REPLACE MOWER BLADE DRIVE BELT TO REPLACE MOTION DRIVE BELT (See Fig. 26) (See Fig. XX) 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 23 SERVICE AND ADJUSTMENTS TO AD JUST STEER ING WHEEL ALIGN MENT TO START ENGINE WITH A WEAK BATTERY (See Fig. 29) If steering wheel crossbars are not horizontal (left to right) when wheels are positioned straight forward, remove steer- ing wheel and reassemble per instructions in the Assembly WARNING: Lead-acid batteries gen- section of this manual.

  • Page 24: Service And Ad Just Ments

    SERVICE AND ADJUSTMENTS TO REPLACE BATTERY (See Fig. 30) TO REMOVE HOOD AND GRILL ASSEMBLY (See Fig. 31) WARNING: Do not short bat tery ter mi nals by al low ing a wrench or any other object • Raise hood. to contact both terminals at the same time.

  • Page 25: Storage

    STORAGE Immediately prepare your tractor for storage at the end ENGINE 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 26: Trou Ble Shoot Ing

    TROUBLESHOOTING POINTS PROBLEM CAUSE CORRECTION Will not start Out of fuel. Fill fuel tank. Engine not “CHOKED” properly. See “TO START ENGINE” in Operation section. Engine flooded. Wait several minutes before attempting to start. Bad spark plug. Replace spark plug. Weak or dead battery.

  • Page 27: Trou Ble Shoot Ing

    TROUBLESHOOTING POINTS PROBLEM CAUSE CORRECTION Engine dies when Reverse operation system Turn ignition key to tractor is shifted (ROS) is not "ON" while ROS "ON" position. into reverse mower or other attachment See Operation section. is engaged. Engine continues to run Faulty operator-safety presence control system.

  • Page 28: Repair Parts

    TRACTOR - - MODEL NUMBER YTH20K46 (96045000406), PRODUCT NO. 960 45 00-04 SCHEMATIC SCH10 BATTERY SOLENOID STARTER FUSE AMMETER BLACK (OPTIONAL) WHITE WHITE ATTACHMENT CLUTCH (CLUTCH OFF) BLACK CLUTCH/BRAKE GRAY (PEDAL UP) REVERSE SWITCH BLACK (NOT IN REVERSE) BLACK BLACK BLACK BLACK SEAT SWITCH...
  • Page 29 TRACTOR - - MODEL NUMBER YTH20K46 (96045000406), PRODUCT NO. 960 45 00-04 ELECTRICAL T04S With 12V Outlet Option With Service Minder Option...
  • Page 30 TRACTOR - - MODEL NUMBER YTH20K46 (96045000406), PRODUCT NO. 960 45 00-04 ELECTRICAL PART DESCRIPTION 532 16 34-65 Battery 874 76 04-12 Bolt Hex Head 1/4-20 x 3/4 532 19 32-28 Box Battery 532 17 61-38 Switch Interlock Push-In 532 18 37-59 Harness Socket Light W/4152J 532 00 41-52 Bulb Light...
  • Page 31 TRACTOR - - MODEL NUMBER YTH20K46 (96045000406), PRODUCT NO. 960 45 00-04 CHASSIS 151 / 14 chassis-tex_TEX GT HUSQ_32...
  • Page 32 TRACTOR - - MODEL NUMBER YTH20K46 (96045000406), PRODUCT NO. 960 45 00-04 CHASSIS PART PART DESCRIPTION DESCRIPTION 532 19 42-63 Drawbar 532 40 30-48 Vent Side Hood RH 532 40 50-12 Logo 532 40 30-76 Vent Side Hood LH 532 40 87-03 Dash 532 41 66-13 Vent Top Hood...
  • Page 33 TRACTOR - - MODEL NUMBER YTH20K46 (96045000406), PRODUCT NO. 960 45 00-04 DRIVE drive-tex_T2_pedal_8...
  • Page 34 TRACTOR - - MODEL NUMBER YTH20K46 (96045000406), PRODUCT NO. 960 45 00-04 DRIVE PART PART DESCRIPTION DESCRIPTION Transaxle, Contact Hydro Gear, T2 532 19 72-90 Nut Push --- -- -- -- -- 532 12 35-83 Key Square 532 40 52-57 Latch Brake Parking 819 13 13-16 Washer 13/32 x 13/16 x 16 Ga.
  • Page 35 TRACTOR - - MODEL NUMBER YTH20K46 (96045000406), PRODUCT NO. 960 45 00-04 ENGINE 21 20 SPARK ARRESTER KIT engine-tex_Kohl_7...
  • Page 36 TRACTOR - - MODEL NUMBER YTH20K46 (96045000406), PRODUCT NO. 960 45 00-04 ENGINE PART DESCRIPTION - - - - - - Engine Kohler Model No. SV600 532 18 86-55 Muffler 532 19 43-19 Keeper Belt Engine 532 40 51-40 Pulley Engine 532 40 74-89 Tank Fuel 532 19 77-25...
  • Page 37 TRACTOR - - MODEL NUMBER YTH20K46 (96045000406), PRODUCT NO. 960 45 00-04 STEERING ASSEMBLY steering-tex_LEGND2_22...
  • Page 38 TRACTOR - - MODEL NUMBER YTH20K46 (96045000406), PRODUCT NO. 960 45 00-04 STEERING ASSEMBLY PART DESCRIPTION 532 19 39-43 Wheel, Steering 532 18 47-06 Axle Asm., Front 532 40 30-87 Spindle Asm., LH 532 40 30-88 Spindle Asm., RH 532 12 49-31 Bearing, Race Thrust Harden 532 12 17-48 Washer 25/32 x 1-5/8 x 16 Ga.
  • Page 39 TRACTOR - - MODEL NUMBER YTH20K46 (96045000406), PRODUCT NO. 960 45 00-04 DECALS PART PART DESCRIPTION DESCRIPTION 532 14 50-05 Decal, Battery Dnge/Poi 532 41 91-38 Decal, Fender Warning 532 16 03-96 Decal, Mower V-Belt Schematic 532 41 68-38 Decal, Hood 532 16 69-60 Decal, Bypass 532 41 01-08...
  • Page 40 TRACTOR - - MODEL NUMBER YTH20K46 (96045000406), PRODUCT NO. 960 45 00-04 SEAT ASSEMBLY seat-tex_6.5SL_3 PART PART DESCRIPTION DESCRIPTION 873 80 05-00 Nut, Lock 5/16-18 unc 532 40 66-21 Seat 532 19 76-61 Handle Slide Seat 532 18 01-66 Bracket Pivot Fender 532 19 82-00 Spring Latch Seat 532 14 06-75...
  • Page 41 TRACTOR - - MODEL NUMBER YTH20K46 (96045000406), PRODUCT NO. 960 45 00-04 MOWER DECK 46_tex_lt_pred_3_r6...
  • Page 42 TRACTOR - - MODEL NUMBER YTH20K46 (96045000406), PRODUCT NO. 960 45 00-04 MOWER DECK KEY PART KEY PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION 532 41 08-63 Mower Housing 874 52 06-36 Bolt 3/8-16 UNC x 2-1/4 Gr. 5 532 40 55-06 Cover Mandrel RH 532 19 94-77 Arm Brake Mower...
  • Page 43 TRACTOR - - MODEL NUMBER YTH20K46 (96045000406), PRODUCT NO. 960 45 00-04 MOWER LIFT lift-tex_6 PART PART DESCRIPTION DESCRIPTION 532 19 52-23 Shaft Asm., Lift 532 19 51-81 Link Lift Susp Mower Rear 532 19 52-31 Lever Asm., Lift Rh 817 00 06-12 Screw 3/8-16 x .75 Smgml Tap/R.Z 532 41 15-55...
  • Page 46 532 42 06-33 04.03.08 AP Printed in the U.S.A.

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