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Husqvarna LTH1842 Owner's Manual
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Husqvarna LTH1842 Owner's Manual

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01960_husqvarna
02494
LTH1842
Owner's Manual

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Summary of Contents for Husqvarna LTH1842

  • Page 1 01960_husqvarna 02494 LTH1842 Owner's Manual...

  • Page 2: Safety Rules

    SAFETY RULES SAFE OPERATION PRACTICES FOR RIDE-ON MOWERS IMPORTANT: 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. I. GENERAL OPERATION •...
  • Page 3 SAFETY RULES SAFE OPERATION PRACTICES FOR RIDE-ON MOWERS • Be sure the area is clear of other people before mowing. Stop machine if anyone enters the area. WARNING: In order to prevent ac ci - den tal starting when setting up, trans- •...

  • Page 4: Table Of Contents

    PRODUCT SPECIFICATIONS CUSTOMER RESPONSIBILITIES • Read and observe the safety rules. Gasoline Capacity 4.0 Gallons • Follow a regular schedule in maintaining, caring for and Type: Unleaded Regular and using your tractor. Oil Type(API-SG-SL): SAE 10W30 (above 32°F) • Follow the instructions under “Maintenance” and “Stor- SAE 5W-30 (below 32°F) age”...

  • Page 5: Unassembled Parts

    UNASSEMBLED PARTS Steering Wheel Steering Steering Adapter Wheel Insert Steering Sleeve Steering Sleeve Extension Battery (1) Oil Drain Tube (2) Keps Nut 1/4-20 (2) Hex Bolts 1/4-20 x 3/4 Seat Slope Sheet (2) Keys (1) Washer 17/32 x 1-3/16 x 12 Gauge (1) Knob...

  • 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 insure proper tightness.
  • Page 7 ASSEMBLY NOTE: You may now roll or drive your tractor off the skid. DISCARD TER MI NAL PRO- Follow the ap pro pri ate instruction below to remove the TECTIVE CAPS KEPS HEX BOLT tractor from the skid TERMINAL COVER TO ROLL TRACTOR OFF SKID (See Op- er a tion section for location and function of con trols)

  • Page 8: Assembly

    ASSEMBLY ✓ CHECKLIST CHECK TIRE PRESSURE BEFORE YOU OPERATE AND ENJOY YOUR NEW TRAC- The tires on your tractor were overinfl ated at the factory TOR, WE WISH TO ASSURE THAT YOU RECEIVE THE for shipping purposes. Correct tire pressure is important BEST PER FOR MANCE AND SATISFACTION FROM THIS for best cutting performance.

  • Page 9: Operation

    OPERATION These symbols may appear on your tractor or in literature supplied with the product. Learn and understand their mean- ing. FAST IGNITION HIGH SLOW REVERSE NEUTRAL CHOKE LIGHTS ON ENGINE START ENGINE ON PARKING BRAKE PARKING BRAKE ENGINE OFF PARKING BRAKE LOCKED UNLOCKED...
  • Page 10 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. LIGHT SWITCH AT TACH MENT POSITION...

  • Page 11: 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 spectacles or stan dard safety glasses.

  • Page 12: To Operate On Hills

    OPERATION TO ADJUST GAUGE WHEELS (See Fig. 6) AT TACH MENT CLUTCH AT TACH MENT SWITCH PULL OUT TO LIFT LEVER HIGH Gauge wheels are properly adjusted when they are slightly "ENGAGE" POSITION off the ground when mower is at the desired cutting height in operating position.

  • Page 13: Before Starting The Engine

    OPERATION TO START ENGINE (See Fig. 5) TOWING CARTS AND OTHER AT TACH - MENTS When starting the engine for the fi rst time or if the engine has run out of fuel, it will take extra cranking time to move Tow only the attachments that are recommended by and fuel from the tank to the engine.

  • Page 14: Operation

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

  • Page 15: Maintenance Schedule

    MAINTENANCE MAINTENANCE SCHEDULE FILL IN DATES AS YOU COMPLETE REGULAR SERVICE SERVICE DATES Check Brake Operation Check Tire Pressure Check Operator Presence and Interlock Systems Check for Loose Fasteners Sharpen/Replace Mower Blades Lubrication Chart Check Battery Level Clean Battery and Terminals Check Transaxle Cooling Check V-Belts Check Engine Oil Level...

  • Page 16: Maintenance

    MAINTENANCE TRACTOR TRAILING MANDREL EDGE UP ASSEMBLY Always observe safety rules when performing any main- BLADE te nance. CENTER BRAKE OPERATION HOLE If tractor requires more than six (6) feet stopping distance FLAT WASHER at high speed in highest gear, then brake must be adjusted. LOCK WASHER (See “TO ADJUST BRAKE”...

  • Page 17: Maintenance

    MAINTENANCE TO CLEAN BATTERY AND TERMINALS TO CHANGE ENGINE OIL (See Fig. 12) Corrosion and dirt on the battery and terminals can cause Determine temperature range expected before oil change. the battery to “leak” power. All oil must meet API service classifi cation SG-SL. •...
  • Page 18 MAINTENANCE IN-LINE FUEL FIL TER (See Fig. 13) CLEAN AIR SCREEN The fuel fi lter should be re placed once each season. If fuel Air screen must be kept free of dirt and chaff to prevent fi l ter becomes clogged, ob struct ing fuel fl ow to car bu re tor, engine dam age from overheating.

  • 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: To Replace Mower Blade Drive Belt

    SERVICE AND ADJUSTMENTS BOTH FRONT LINKS MUST BE EQUAL IN LENGTH BOTTOM EDGE OF MOWER BOTTOM EDGE OF MOWER TO GROUND TO GROUND 00598 01267 GROUND LINE FIG. 15 NUT “E” NUT “F” SUS PEN SION TRUNNION 01553 LIFT LINK ADJUSTMENT NUT FRONT LINKS FIG.

  • Page 21: Front Wheel Toe-In/Camber

    SERVICE AND ADJUSTMENTS TO CHECK BRAKE • Remove belt from stationary idler and clutching idler. • Park tractor on a level, dry concrete or paved surface, • Remove belt downward from engine pulley and around depress brake pedal all the way down and engage electric clutch.

  • Page 22: Remove Hood/Grill Assembly

    SERVICE AND ADJUSTMENTS TO REMOVE WHEEL FOR REPAIRS (See Fig. 22) • Block up axle securely. • Remove axle cover, retaining ring and washers to allow wheel removal (rear wheel contains a square key - Do not lose). • Repair tire and reassemble. 02614 •...
  • Page 23 SERVICE AND ADJUSTMENTS ENGINE TO AD JUST THROTTLE CON TROL CABLE The throttle control has been preset at the factory and ad just ment should not be necessary. If adjustment is nec- es sary, see engine manual. TO AD JUST CHOKE CON TROL The choke control has been preset at the factory and ad- just ment should not be necessary.

  • Page 24: 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 25: 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 fl ooded. 3. Wait several minutes before attempting to start. Bad spark plug. Replace spark plug. Dirty air fi...

  • Page 26: Trou Ble Shoot Ing

    TROUBLESHOOTING POINTS PROBLEM CAUSE CORRECTION Engine continues to run Faulty operator-safety presence control system. Check wiring, switches and connections. If not when operator leaves seat corrected, contact an authorized service center/ with attachment clutch department. engaged Poor cut - uneven 1.
  • Page 27 TRACTOR - MODEL NO. LTH1842 (HAU1842A), PRODUCT NO. 954 17 02-38 SCHEMATIC BLACK BATTERY SOLENOID FUSE AMMETER STARTER (OPTIONAL) WHITE BLACK WHITE WHITE BLACK ELECTRIC CLUTCH CLUTCH / BRAKE (PEDAL UP) IGNITION SWITCH BLACK SEAT SWITCH (NOT OCCUPIED) PTO (DISENGAGED)

  • Page 28: Repair Parts - Tractor

    REPAIR PARTS TRACTOR - MODEL NO. LTH1842 (HAU1842A), PRODUCT NO. 954 17 02-38 ELECTRICAL 188024...

  • Page 29: Repair Parts

    REPAIR PARTS TRACTOR - MODEL NO. LTH1842 (HAU1842A), PRODUCT NO. 954 17 02-38 ELECTRICAL PART DESCRIPTION 532 14 49-27 Battery 874 76 04-12 Bolt Hex Hd 1/4-20 unc x 3/4 532 18 64-91 Box Battery 532 17 61-38 Switch Interlock...
  • Page 30 REPAIR PARTS TRACTOR - MODEL NO. LTH1842 (HAU1842A), PRODUCT NO. 954 17 02-38 ENCLOSURES chassis-Laser -lt.stlt_43...
  • Page 31 REPAIR PARTS TRACTOR - MODEL NO. LTH1842 (HAU1842A), PRODUCT NO. 954 17 02-38 ENCLOSURES PART DESCRIPTION 532 17 46-19 Chassis Stl Stamping 532 17 65-54 Drawbar 532 15 52-72 Bumper Hood/Dash 532 19 31-85 Dash 872 14 06-08 Bolt Carriage 3/8-16 x 1...
  • Page 32 REPAIR PARTS TRACTOR - MODEL NO. LTH1842 (HAU1842A), PRODUCT NO. 954 17 02-38 DRIVE 227 218 drive-hydro.stlt_57...
  • Page 33 REPAIR PARTS TRACTOR - MODEL NO. LTH1842 (HAU1842A), PRODUCT NO. 954 17 02-38 DRIVE PART PART DESCRIPTION DESCRIPTION - - - - - - Transaxle Hydro gear Model 336- 812 00 00-01 E-Ring 0510 (Order parts from transaxle 532 12 35-83 Key, Square manufacturer) 532 12 17-48 Washer 25/32 x 1-5/8 x 16 Ga.
  • Page 34 REPAIR PARTS TRACTOR - MODEL NO. LTH1842 (HAU1842A), PRODUCT NO. 954 17 02-38 STEERING ASSEMBLY steering_pl.lt_29...
  • Page 35 REPAIR PARTS TRACTOR - MODEL NO. LTH1842 (HAU1842A), PRODUCT NO. 954 17 02-38 STEERING ASSEMBLY PART DESCRIPTION 532 16 66-27 Wheel Steering 532 18 47-06 Axle 532 16 98-40 Spindle Asm LH 532 16 98-39 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 36 REPAIR PARTS TRACTOR - MODEL NO. LTH1842 (HAU1842A), PRODUCT NO. 954 17 02-38 SEAT ASSEMBLY seat_lt.knob_1 PART PART DESCRIPTION DESCRIPTION 532 18 49-92 Seat 532 12 12-48 Bushing Snap Blk Nyl 50 Id 532 14 05-51 Bracket Pivot Seat 872 05 04-12 Bolt Rdhd Sht Nk 1/4-20 x 1-1/2...
  • Page 37 REPAIR PARTS TRACTOR - MODEL NO. LTH1842 (HAU1842A), PRODUCT NO. 954 17 02-38 DECAL PART PART DESCRIPTION DESCRIPTION 532 18 89-23 Decal, Hood SV Engine 532 15 97-37 Decal, Brake/Clutch Symbol 532 14 08-37 Decal, Brake Parking Sandle 532 17 91-28 Decal, Deck "B"...
  • Page 38 REPAIR PARTS TRACTOR - MODEL NO. LTH1842 (HAU1842A), PRODUCT NO. 954 17 02-38 ENGINE OPTIONAL EQUIPMENT Spark Arrester engine-kohler_41 PART PART DESCRIPTION DESCRIPTION 532 18 18-03 Cap Fuel Asm 532 17 08-05 Control, Throttle 532 12 34-87 Clamp, Hose 817 72 04-08 Screw, Hex Head, Thread Cutting...
  • Page 39 REPAIR PARTS TRACTOR - MODEL NO. LTH1842 (HAU1842A), PRODUCT NO. 954 17 02-38 MOWER LIFT 17 18 lift-rh.1pc.stlt_5 PART DESCRIPTION PART DESCRIPTION 532 15 94-60 Wire Asm Inner/Sprg w/plngr LT 532 15 94-71 Shaft Asm Lift 873 80 08-00 Nut Lock w/wsh 1/2-13 unc...
  • Page 40 REPAIR PARTS TRACTOR - MODEL NO. LTH1842 (HAU1842A), PRODUCT NO. 954 17 02-38 MOWER DECK 42_D_elec-t-path_stlt_1...

  • Page 41: Repair Parts - Tractor

    REPAIR PARTS TRACTOR - MODEL NO. LTH1842 (HAU1842A), PRODUCT NO. 954 17 02-38 MOWER DECK PART PART DESCRIPTION DESCRIPTION 532 16 58-92 Housing Asm Mower 42"94 T-Path 532 17 48-82 Spring Ext. Elect 872 14 05-06 Bolt Rdhd Sqnk 5/16-18 unc x 3/4...
  • Page 42 SUGGESTED GUIDE FOR SIGHTING SLOPES FOR SAFE OPERATION ONLY RIDE UP AND DOWN HILL, NOT ACROSS HILL 15 DEGREES MAX. 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.
  • Page 44 532 19 31-76 6.30.04 MH Printed in U.S.A. 01960_husqvarna...

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