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Husqvarna LGT25K54 Owner's Manual

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20
V-Belts
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Repair Parts
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Mower Deck
Table of Contents
07002
LGT25K54
Owner's Manual
Gasoline containing up to 10% ethanol (E10) is acceptable for use in this machine.
The use of any gasoline exceeding 10% ethanol (E10) will void the product warranty.
532 44 06-61 Rev. 1

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  Summary of Contents for Husqvarna LGT25K54

  • Page 1 07002 LGT25K54 Owner's Manual Gasoline containing up to 10% ethanol (E10) is acceptable for use in this machine. The use of any gasoline exceeding 10% ethanol (E10) will void the product warranty. 532 44 06-61 Rev. 1...

  • 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. • Slow down before turning. WARNING: In order to prevent ac ci den tal •...
  • Page 3 SAFETY RULES Safe Operation Practices for Ride-On Mowers III. CHILDREN Tragic accidents can occur if the operator is not alert to GENERAL SERVICE the presence of children. Children are often attracted to • Never operate machine in a closed area. the ma chine and the mowing activity.

  • Page 4: Table Of Contents

    PRODUCT SPECIFICATIONS CUSTOMER RESPONSIBILITIES • Read and observe the safety rules. Gasoline Capacity 4 Gallons and type: Unleaded Regular • Follow a regular schedule in maintaining, caring for and using your tractor. Oil Type (API-SG-SL): SAE 10W-30 (above 32°F) SAE 5W-30 (below 32°F) •...

  • Page 5: Unassembled Parts

    UNASSEMBLED PARTS Mower Mower Front Wheel (2) Rear Lift Link (1) Shoulder Bolt Assemblies (1) 1-1/4 O.D. Washer (1) Small Retainer Springs (1) Front Lift Link (1) 3/8-16 Assembly (1) Wheel Locknut (5) Large Retainer Springs Slope Sheet (1) Oil Drain Tube If Equipped Keys (1) 3/4 O.D.

  • Page 6: Assembly

    ASSEMBLY Your new tractor has been assembled at the factory with exception of those parts left unassembled for shipping purposes. To ensure safe and proper operation of your tractor all parts and hardware you assemble must be tightened securely. Use the correct tools as necessary to ensure proper tightness.
  • Page 7 ASSEMBLY 4. SLIDE MOWER UNDER TRACTOR (See Fig. 8) • Bring belt forward and check belt for proper routing in LIFT all mower pulley grooves. LEVER NOTE: Be sure mower side suspension arms (A) are point- ing forward before sliding mower under tractor. •...
  • Page 8 ASSEMBLY 7. ATTACH REAR LIFT LINKS (C) (See Fig. 13) • Insert rod end of rear lift link (C) into hole (U) in tractor ANTI-SWAY BAR TRANSAXLE (S) LOCATION BRACKET (T) lift shaft suspension arm and pivot link down to mower. LOCATED •...

  • Page 9: Check Tire Pressure

    ASSEMBLY 9 INSTALL BELT ON ENGINE CLUTCH PULLEY (M) DEFLECTOR (See Fig. 15) SHIELD • Disengage belt tension rod (K) from locking bracket (L). • Install belt onto engine clutch pulley (M). MULCHER PLATE LATCH HOOKS 2849 M. ENGINE Fig. 16 CLUTCH PULLEY Fig.

  • Page 10: Assembly

    ASSEMBLY ✓ CHECKLIST BEFORE YOU OPERATE YOUR NEW TRAC TOR, WE WISH TO ASSURE THAT YOU RECEIVE THE BEST PERFORMANCE AND SATISFACTION FROM THIS QUALITY PRODUCT. PLEASE REVIEW THE FOLLOWING CHECKLIST: ✓ All assembly instructions have been com plet ed. ✓...

  • Page 11: Operation

    OPERATION These symbols may appear on your tractor or in literature supplied with the product. Learn and understand their meaning. FAST REVERSE HIGH SLOW NEUTRAL CHOKE IGNITION SWITCH ENGINE START ENGINE ON PARKING BRAKE MOWER HEIGHT MOWER LIFT ENGINE OFF REVERSE OPERATION SYSTEM (ROS)
  • Page 12 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 13 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 14 OPERATION TO ADJUST GAUGE WHEELS (See Fig. 24) TO MOVE FORWARD AND BACKWARD (See Fig. 22) 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 The direction and speed of movement is controlled by the in operating position.
  • Page 15 OPERATION REVERSE OPERATION SYSTEM (ROS) TO TRANSPORT (See Figs. 18 and 27) Your tractor is equipped with a Reverse Operation System When pushing or towing your tractor, be sure to disengage (ROS). Any attempt by the operator to travel in the reverse transmission by placing freewheel control in free wheel ing direction with the attachment clutch engaged will shut off po si tion.
  • Page 16 OPERATION ADD GASOLINE COLD WEATHER STARTING (50°F/10°C and below) • When engine starts, slowly push choke control in until • Fill fuel tank to bottom of filler neck. Do not overfill. the engine begins to run smoothly. Continue to push Use fresh, clean, regular un lead ed gasoline with a the choke control in small steps allowing the engine to minimum of 87 octane.

  • Page 17: Operation

    OPERATION 6. Engage transmission by placing freewheel control in • Do not mow grass when it is wet. Wet grass will plug engaged position (See “TO TRANSPORT” in this sec- mower and leave undesirable clumps. Allow grass to tion of manual). dry before mowing.

  • Page 18: 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 19: 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 20: Engine Cooling System

    MAINTENANCE V-BELTS OIL DRAIN VALVE Check V-belts for deterioration and wear after 100 hours CLOSED of operation and replace if necessary. The belts are not ad just able. Re place belts if they begin to slip from wear. LOCKED POSITION TRANSAXLE COOLING The transmission fan and cooling fins should be kept clean DRAIN...

  • Page 21: Deck Washout Port

    MAINTENANCE IN-LINE FUEL FILTER (See Fig. 33) DECK WASHOUT PORT (See Fig. 35) 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 22: 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 23 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 24: Replace Motion Drive Belt

    SERVICE AND ADJUSTMENTS TO REPLACE MOTION DRIVE BELT TO CHECK BRAKE (See Fig. 42) If tractor requires more than five (5) feet to stop at highest speed in high est gear on a level, dry concrete or paved Park the tractor on level surface. En gage parking brake. surface, then brake must be serviced.
  • Page 25 SERVICE AND ADJUSTMENTS TRANSAXLE MOTION CONTROL LEVER • Connect the other end of the BLACK cable (D) to good chassis ground, away from fuel tank and bat tery. NEUTRAL ADJUSTMENT (See Fig. 44) TO REMOVE CABLES, REVERSE ORDER - The motion control lever has been pre set at the factory •...
  • Page 26 SERVICE AND ADJUSTMENTS TRANSMISSION INTERLOCKS AND RELAYS Loose or damaged wiring may cause your tractor to run REMOVAL/RE PLACE MENT poorly, stop running, or prevent it from starting. • Check wiring. See electrical wiring diagram in the Should your transmission require removal for service or Repair Parts section.

  • Page 27: 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 28: Trou Ble Shoot Ing

    TROUBLESHOOTING 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. Bad spark plug. 4.

  • Page 29: Trou Ble Shoot Ing

    TROUBLESHOOTING 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 30: Repair Parts

    TRACTOR - MODEL NO. LGT25K54 (96048001200), PRODUCT NO. 960 48 00-12 DECALS PART PART DESCRIPTION DESCRIPTION 532 44 07-29 Decal, Panel Side 532 41 16-58 Decal, Fender Warning 532 42 91-96 Decal, Hood Logo 532 17 84-55 Decal, Mower Caution...
  • Page 31 TRACTOR - MODEL NO. LGT25K54 (96048001200), PRODUCT NO. 960 48 00-12 SCHEMATIC SCH12 BATTERY SOLENOID STARTER FUSE AMMETER BLACK (OPTIONAL) ELECTRIC CLUTCH WHITE PTO SWITCH BLACK WHITE (DISENGAGED) WHITE BLACK GRAY CLUTCH/BRAKE (PEDAL UP) REVERSE SWITCH (NOT IN REVERSE) BLACK...
  • Page 32 TRACTOR - MODEL NO. LGT25K54 (96048001200), PRODUCT NO. 960 48 00-12 ELECTRICAL T07S With 12V Outlet Option With Service Minder Option...
  • Page 33 TRACTOR - MODEL NO. LGT25K54 (96048001200), PRODUCT NO. 960 48 00-12 ELECTRICAL PART DESCRIPTION 532 16 34-65 Battery 874 76 04-12 Bolt Hex Hd 1/4-20 unc x 3/4 532 18 64-91 Battery Box 532 17 61-38 Switch Interlock 532 40 02-52...
  • Page 34 TRACTOR - MODEL NO. LGT25K54 (96048001200), PRODUCT NO. 960 48 00-12 CHASSIS Chassis-tex_GT HUSQ_II_21...
  • Page 35 TRACTOR - MODEL NO. LGT25K54 (96048001200), PRODUCT NO. 960 48 00-12 CHASSIS PART PART DESCRIPTION DESCRIPTION 532 43 97-52 Applique 532 43 74-55 Insert Reflective RH 532 44 10-51 Dash 873 90 05-00 Nut Lock 5/16-18 532 44 11-77 Hood 532 43 97-16 Console Asm.
  • Page 36 TRACTOR - MODEL NO. LGT25K54 (96048001200), PRODUCT NO. 960 48 00-12 DRIVE drive-tex_K46_fender_29...
  • Page 37 TRACTOR - MODEL NO. LGT25K54 (96048001200), PRODUCT NO. 960 48 00-12 DRIVE PART PART DESCRIPTION DESCRIPTION - - - - - - - - - Transaxle, TUFFTORQ K46 AW 532 19 72-89 Nut Push 532 18 62-11 532 40 62-08...
  • Page 38 TRACTOR - MODEL NO. LGT25K54 (96048001200), PRODUCT NO. 960 48 00-12 ENGINE 21 20 SPARK ARRESTER KIT Engine-tex_Kohl-2cyl_1_r3 PART PART DESCRIPTION DESCRIPTION - - - - - - Engine Kohl Model No. SV730- 532 18 60-54 Gasket 3048 532 14 66-99...
  • Page 39 TRACTOR - MODEL NO. LGT25K54 (96048001200), PRODUCT NO. 960 48 00-12 STEERING ASSEMBLY 53 8 steering-tex_LEGND2_18_r1 PART PART DESCRIPTION DESCRIPTION 873 94 08-00 Nut Hex Jam Toplock 1/2-20 unf 532 43 99-97 Wheel, Steering 532 19 59-68 Axle Asm., Front 532 18 89-67 Washer Hardened .793 x 1.637 x .060...

  • Page 40: Seat Assembly

    TRACTOR - MODEL NO. LGT25K54 (96048001200), PRODUCT NO. 960 48 00-12 SEAT ASSEMBLY seat-tex_6.5SL_3 PART PART DESCRIPTION DESCRIPTION 532 43 98-22 Seat 873 80 05-00 Nut, Lock 5/16-18 unc 532 19 76-61 Handle Slide Seat 532 18 01-66 Bracket Pivot Fender...

  • Page 41: Mower Lift

    TRACTOR - MODEL NO. LGT25K54 (96048001200), PRODUCT NO. 960 48 00-12 MOWER LIFT lift-tex_3 PART PART DESCRIPTION DESCRIPTION 532 42 20-27 Shaft Asm., Lift 532 19 42-08 Pin Cotter 5/16 Bow Tie Lock 532 19 52-30 Lever Asm., Lift RH...

  • Page 42: Mower Deck

    TRACTOR - MODEL NO. LGT25K54 (96048001200), PRODUCT NO. 960 48 00-12 MOWER DECK 46_mulch_plate_1_r1 mower_deck 54-tex_19...
  • Page 43 TRACTOR - MODEL NO. LGT25K54 (96048001200), PRODUCT NO. 960 48 00-12 MOWER DECK PART PART DESCRIPTION DESCRIPTION 532 44 15-47 Deck Weldment Mower 532 19 61-05 Spring Drive 532 19 60-66 Cover Mandrel LH 532 18 72-98 Cover Mulch 532 19 71-81...
  • Page 44 SERVICE NOTES...
  • Page 45 SERVICE NOTES...
  • Page 46 SERVICE NOTES...
  • Page 48 04.06.11 BAD Printed in the U.S.A.