Husqvarna LTH140 Owner'S Manual Download

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SERVICE NOTES

Summary of Contents for LTH140

Page 1: ...LTH140 Owner s Manual ...

Page 2: ... them Check brake operation frequently Adjust and service as required I GENERAL OPERATION Read understand and follow all instructions in the manual and on the machine before starting Only allow responsible adults who are familiar with the instructions to operate the machine Clear the area of objects such as rocks toys wire etc which could be picked up and thrown by the blade Be sure the area is cl...

Page 3: ...ble and maintain your tractor prop erly Always observe the SAFETY RULES CUSTOMER RESPONSIBILITIES Read and observe the safety rules Followaregularscheduleinmaintaining caringforand using your tractor Follow the instructions under Customer Responsibili ties and Storage sections of this manual MODEL NUMBER LTH140 SERIAL NUMBER ____________________________________ DATEOFPURCHASE _____________________...

Page 4: ...ck 20 Lubrication Chart 14 M Maintenance Schedule 14 Mower Adjustment Front to Back 20 Adjustment Side to Side 20 Blade Sharpening 15 Blade Replacement 15 Cutting Height 11 Installation 19 Operation 12 Removal 19 Mowing Tips 13 Muffler 18 O Oil Cold Weather Conditions 12 17 Engine 17 Storage 26 Operation 10 13 Operating Mower 12 P Parking Brake 10 11 Parts Bag 6 Parts Replacement Repair 28 48 Prod...

Page 5: ...ering Wheel Insert Battery Caps and Instructions 15 Slope Sheet Seat Battery Parts Bag Owner s Manual Steering Wheel 1 Knob 2 Weld Nuts 10 2 Lock Washer s 10 2 Washers 3 16 x 3 4 x 16 Gauge 2 Screws 10 x 5 8 Mulcher Plate 2 Washer s 17 32 x 15 16 x 12 Gauge 2 Shoulder Bolts 2 Gauge Wheels 2 Washers 3 8 x 7 8 x 14 Gauge 2 Center Lock Nuts 2 Latch Hook Assemblies 4 Washers 13 32 x 13 16 x 16 Ga 4 Cr...

Page 6: ...nels flat Check for any additional loose parts or cartons and remove BEFORE ROLLING TRACTOR OFF SKID ATTACH STEERING WHEEL See Fig 1 Remove locknut and large flat washer from steering shaft Position front wheels of the tractor so they are pointing straight forward Position steering wheel so cross bars are horizontal left to right and slide onto adapter Secure steering wheel to steering shaft with ...

Page 7: ...FORE USE FAILURE TO CHARGE BATTERY CAN RESULT IN A SHORTENED BATTERY LIFE Charge battery at a rate of 6 amperes for 1 hour Use a 12 volt battery charger Observe all safety precau tions required for battery charging Check the acid level after the battery is charged If the acid has fallen below the correct level add distilled or iron free water Install the vent caps to cover the vent wells Wash the ...

Page 8: ...y Jumping if required Periodic charging FLAT WASHER LOCK WASHER POSITIVE RED CABLE HEX BOLT POSITIVE TERMINAL NEGATIVE TERMINAL FIG 4 NEGATIVE BLACK CABLE HEX NUT BATTERY BOX COVER VENT CAPS FIG 5 TO ATTACH FRONT BUMPER See Fig 6 NOTE For ease of assembly you may wish to obtain the assistance of another person for mounting bumper to tractor Press or tap the end caps into ends of bumper tube Slide ...

Page 9: ...NFROM THIS QUALITY PRODUCT PLEASE REVIEW THE FOLLOWING CHECKLIST All assembly instructions have been completed No remaining loose parts in carton Battery is properly prepared and charged Minimum 1 hour at 6 amps Seat is adjusted comfortably and tightened securely All tires are properly inflated For shipping purposes the tires were overinflated at the factory Be sure mower deck is properly leveled ...

Page 10: ...TACHMENT LIFT LEVER Used to raise and lower the mower deck or other attachments mounted to your tractor LIFT LEVER PLUNGER Used to release attachment lift lever when changing its position IGNITION SWITCH Used for starting and stopping the engine AMMETER Indicates charging or discharging of battery LIGHT SWITCH Turns the headlights on and off FREEWHEEL CONTROL Disengages transmission for pushing or...

Page 11: ...inate this possibility always stop engine when stopping tractor on grass areas CAUTION Always stop tractor com pletely asdescribedabove beforeleav ing the operator s position to empty grass catcher etc TO USE THROTTLE CONTROL See Fig 10 Always operate engine at full throttle Operating engine at less than full throttle reduces the battery charging rate Full throttle offers the best bagging and mowe...

Page 12: ...OTE To protect hood from damage when transporting yourtractoronatruckoratrailer besurehoodisclosedand secured to tractor Use an appropriate means of tying hood to tractor rope cord etc FIG 12 BEFORE STARTING THE ENGINE CHECK ENGINE OIL LEVEL See Fig 17 The engine in your tractor has been shipped from the factory already filled with summer weight oil Check engine oil with tractor on level ground Un...

Page 13: ...CH BRAKE PEDAL NOTE If at a high altitude above 3000 feet or in cold temperatures below 32 F the carburetor fuel mixture mayneedtobeadjustedforbest engineperformance See TO ADJUST CARBURETOR in the Service and Adjust ments section of this manual NOTE During this procedure there will be no movement of drive wheels The air is being removed from hydraulic drive system Move motion control lever to neu...

Page 14: ...bolt to 35 ft lbs maximum Do not overtighten 1 12 3 2 5 5 6 7 LUBRICATION CHART FRONT WHEEL BEARING ZERK FRONT WHEEL BEARING ZERK ATTACHMENT CLUTCH PIVOT S 1 ENGINE 3 SPINDLE ZERK SPINDLE ZERK 2 2 2 2 SAE 30 OR 10W30 MOTOR OIL GENERAL PURPOSE GREASE REFER TO CUSTOMER RESPONSIBILITIES ENGINE SECTION IMPORTANT DO NOT OIL OR GREASE THE PIVOT POINTS WHICH HAVE SPECIAL NYLON BEARINGS VISCOUS LUBRI CANT...

Page 15: ...r in exact order as shown Tighten bolt securely 30 35 Ft Lbs torque IMPORTANT BLADE BOLT IS GRADE 8 HEAT TREATED TO SHARPEN BLADE See Fig 15 Care should be taken to keep the blade balanced An unbalanced blade will cause excessive vibration and even tual damage to mower and engine The blade can be sharpened with a file or on a grinding wheel Do not attempt to sharpen while on the mower To check bla...

Page 16: ...nd dry Clean terminals and battery cable ends with wire brush until bright Coat terminals with grease or petroleum jelly Reinstall battery See INSTALL BATTERY in the Assembly section of this manual TRANSAXLE COOLING The fan and cooling fins of transmission should be kept clean to assure proper cooling Do not attempt to clean fan or transmission while engine is running or while the transmission is ...

Page 17: ...ed above 32 F Check your engine oil level more frequently to avoid possible engine damage from running low on oil Change the oil after the first two hours of operation and every 50 hours thereafter or at least once a year if the tractor is not used for 50 hours in one year Check the crankcase oil level before starting the engine and after each eight 8 hours of continuous use Tighten oil fill cap d...

Page 18: ...T SPECIFICATIONS on page 3 of this manual Start the engine and check for oil leaks Correct any leaks before placing engine into full operation FIG 18 OIL FILTER MUFFLER Inspect and replace corroded muffler and spark arrester if equipped as it could create a fire hazard and or damage SPARK PLUGS Replace spark plugs at the beginning of each mowing season or after every 100 hours of operation whichev...

Page 19: ... Roll belt off electric clutch pulley Disconnect anti sway bar from chassis bracket by removing retainer spring Disconnect suspension arms from rear deck brackets by removing retainer springs Disconnect front links from deck by removing retainer springs Raise lift lever to raise suspension arms Slide mower out from under tractor IMPORTANT IF AN ATTACHMENT OTHER THAN THE MOWER IS TO BE MOUNTED TO T...

Page 20: ...nut E on both front links an equal number of turns When distance D is 1 4 to 3 4 lower at front than rear tighten nut F against trunnion on both front links Recheck side to side adjustment NUT E TRUNNION NUT F FRONT LINKS FIG 24 BOTH FRONT LINKS MUST BE EQUAL IN LENGTH FIG 23 MANDREL D D TO LEVEL MOWER HOUSING Adjust the mower while tractor is parked on level ground or driveway Make sure tires are...

Page 21: ...IVE BELT See Fig 25 The mower blade drive belt may be replaced without tools Park the tractor on level surface Engage parking brake BELT REMOVAL Remove mower from tractor See TO REMOVE MOWER in this section of this manual Work belt off both mandrel pulleys and idler pulleys Pull belt away from mower BELT INSTALLATION Install new belt in reverse order of removal Make sure belt is in all pulley groo...

Page 22: ... lever has been preset at the factory and adjustment should not be necessary If for any reason the motion control lever will not hold its position while at a selected speed it may be adjusted at the friction pack located on the right side of transmission Park tractor on level surface Stop tractor by turning ignition key to OFF position and engage parking brake Adjust motion control lever by tighte...

Page 23: ...e Replace axle cover TO START ENGINE WITH A WEAK BATTERY See Fig 31 CAUTION Lead acid batteries gener ateexplosivegases Keepsparks flame and smoking materials away from bat teries Always wear eye protection when around batteries If your battery is too weak to start the engine it should be recharged If jumper cables are used for emergency starting follow this procedure IMPORTANT YOUR TRACTOR IS EQU...

Page 24: ...Remove retainer springs from hood pivot brackets Pivot hood and side panel forward and lift off tractor To replace reverse above procedure FIG 32 WINGNUT HEADLIGHT WIRING CONNECTION ENGINE TO ADJUST THROTTLE CONTROL CABLE See Fig 33 The throttle control has been preset at the factory and adjustment should not be necessary Check adjustment as described below before loosening cable If adjustment is ...

Page 25: ...ustments with engine running and shift motion control lever in neutral N position Idle speed setting With throttle control lever in slow position engine should idle at 1750 RPM If engine idles too slow or fast turn idle speed adjusting screw in or out until correct idle is attained Idle fuel needle setting With throttle control lever in slow position turn idle fuel adjusting needle in clockwise un...

Page 26: ... TO PREVENT GUM DEPOSITS FROM FORMING IN ESSENTIAL FUEL SYSTEM PARTS SUCH AS CARBURETOR FUEL FILTER FUEL HOSE OR TANK DURING STORAGE ALSO EXPERIENCE INDICATES THAT ALCOHOL BLENDED FUELS CALLED GASOHOL OR USING ETHANOL OR METHANOL CAN ATTRACT MOISTURE WHICH LEADS TO SEPARATION AND FORMATION OF ACIDS DURING STORAGE ACIDIC GAS CAN DAMAGE THE FUEL SYSTEM OF AN ENGINE WHILE IN STORAGE Drain the fuel ta...

Page 27: ...ignition switch 7 Check replace ignition switch 8 Faulty solenoid or starter 8 Check replace solenoid or starter 9 Faulty operator presence switch es 9 Contact an authorized service center department Engine clicks but will not 1 Weak or dead battery 1 Recharge or replace battery start 2 Corroded battery terminals 2 Clean battery terminals 3 Loose or damaged wiring 3 Check all wiring 4 Faulty solen...

Page 28: ...bent or loose blade 6 Replace sharpen blade Tighten blade bolt 7 Buildup of grass leaves and trash under mower 7 Clean underside of mower housing 8 Mower drive belt worn 8 Replace mower drive belt 9 Blades improperly installed 9 Reinstall blades sharp edge down 10 Improper blades used 10 Replace with blades listed in this manual 11 Clogged mower deck vent holes from buildup of 11 Clean around mand...

Page 29: ... BROWN BLACK FUSE 30 AMP BLACK BLACK BLACK RED 01613 WH 140421 A AMMETER RED RED IGNITION SWITCH CIRCUIT POSITION OFF B L ON B S L START M G S B G M L ORANGE IGNITION UNIT SPARK PLUG WHITE RED RED STARTER M RED SEAT SWITCH NOT OCCUPIED GROUNDING CONNECTOR ELECTRIC CLUTCH CLUTCH BRAKE PEDAL UP SOLENOID BLACK ALTERNATOR YELLOW 28 VOLTS AC 3600 RPM REGULATOR DISCONNECTED REGULATOR CHARGING SYSTEM OUT...

Page 30: ...14 HP 42 TRACTOR MODEL NO 954001192A ELECTRICAL Comm Harn 140421 22 21 24 42 43 40 34 26 28 25 30 44 44 31 32 33 29 23 19 20 19 20 41 51 50 39 38 36 36 70 140426 2 3 4 1 5 6 9 7 8 BATTERY BOX WITH LID 45 D C AMPERES 46 ...

Page 31: ...108824 Fuse 30 Amp Auto Green 28 532124773 Cable Ground 6ga 12 black 29 532121305 Switch Plunger Nc Gray 30 532144921 Switch Ign 3 pos 31 532140400 Nut Ignition 32 532141226 Cover Sw Key 33 532140401 Key Ign Molded Generic 34 532110712 Switch Light Blk Blk Red 35 532108236 Bracket Switch Clutch 36 817021008 Screw Hex Tapping 10 24 X 1 2 39 532109553 Switch Interlock Clutch 40 532140421 Harness Ign...

Page 32: ... 38 39 35 26 3 3 13 35 26 33 10 34 1 3 11 3 59 9 15 64 76 25 26 71 69 71 70 82 83 84 24 26 91 92 90 86 85 50 79 78 80 17 87 16 67 66 15 99 26 68 46 94 95 77 97 98 3 28 42 29 93 72 71 75 51 40 43 26 41 56 3 6 3 3 3 63 20 24 26 65 16 8 96 109 110 113 111 112 74 26 25 24 24 26 25 3 31 30 ...

Page 33: ...Dash Lower 65 874760532 Bolt Hex Fin 5 16 18 UNC x 2 66 532143049 Plate Dash 67 819111116 Washer 11 32 x 11 16 x 16 Gauge 68 873510400 Nut Hex Keps 1 4 20 UNC 69 532106784 Strap Assembly Hinge Rear 70 532104618 Strap Assembly Hinge Front 71 873640400 Nut Keps Blk Hex 1 4 20 UNC 72 532126025 Support Assembly Grille 74 873680600 Nut Crownlock 3 8 16 UNC 75 532123481 Bolt Shoulder 1 4 20 UNC 76 87478...

Page 34: ...81 38 61 49 19 27 37 41 42 40 44 48 45 19 97 16 73 18 103 102 94 3 19 16 100 91 98 46 53 35 55 36 50 26 47 42 62 35 36 22 39 34 28 29 89 69 16 1 15 100 77 96 92 100 71 18 77 100 104 84 16 105 106 100 30 52 67 57 93 96 26 25 19 24 2 26 95 76 78 75 74 83 82 8 21 10 86 88 87 42 51 9 23 33 63 17 65 20 43 52 60 67 68 27 26 ...

Page 35: ... 52 873680500 Nut Crownlock 5 16 18 UNC 53 532105710 Link Clutch 55 532105709 Spring Return Clutch 57 532140294 V Belt Ground Drive KEY PART NO NO DESCRIPTION 58 532140470 Keeper Belt Lh Hydro 0750 18 20 59 532140312 Keeper Center Span 60 532121218 Keeper Belt Engine 61 817490612 Screw Thdrol 3 8 16 x 3 4 Ty TT 62 532123533 Cover Pedal 63 532140189 Pulley Engine 65 810040700 Washer 67 874760616 Bo...

Page 36: ...36 REPAIR PARTS 14 HP 42 TRACTOR MODEL NO LTH140 954001192A ENGINE 2 1 OPTIONAL EQUIPMENT Spark Arrester 29 24 23 44 31 33 37 33 40 73 75 74 76 32 77 4 80 79 79 3 14 38 15 16 62 62 ...

Page 37: ...32 532140527 Cap Asm Fuel W sym Vented 33 532123487 Hose Clamp 37 532101335 Fuel LIne 38 Plug Oil Drain Order from Engine Mfg 40 532110436 Bushing Snap Split 44 817490612 Screw Hexwash Thdrol 3 8 16x3 4 Ty tt 45 Bolt Hex Order from Engine Mfg 62 810040500 Washer Lock Hvy Hlcl Spr 5 16 63 811050500 Washer Lock Ext Tooth 5 16 73 532128229 Bracket Support Tank Fuel 74 874780616 Bolt Hex 3 8 16unc X 1...

Page 38: ...42 TRACTOR MODEL NO LTH140 954001192A STEERING ASSEMBLY 5 9 5 7 7 9 4 33 35 34 33 3 34 35 32 43 6 43 8 17 18 19 22 21 20 8 27 23 11 12 24 29 25 5 8 10 12 11 11 38 40 39 1 41 37 36 37 15 8 6 9 46 46 8 6 9 2 47 14 13 47 16 16 ...

Page 39: ... Washer Thrust 515x 750x 033 19 532124035 Suport Shaft 20 532126684 Washer Shim 1 4 X 5 8 X 062 21 810040400 Washer Lock Hvy Helical 1 4 22 871070410 Screw Hex Socket 1 4 20 X 5 8 23 532127501 Shaft Asm Pittman 24 532109816 Nyliner Snap In 25 532124036 Bracket Steering 27 532136874 Gear Sector 29 817490612 Screw Thdrol 3 8 16x3 4 Ty tt 32 532130467 Rod Tie Wire Form 33 819111216 Washer 11 32 x 12 ...

Page 40: ...17490616 Screw Hwsh Thdrol 3 8 16x1 9 819131614 Washer 13 32 X 1 X 14 Ga 10 532140552 Pan Seat 11 532120068 Knob Seat 1 2 13unc 12 532121246 Bracket Mounting Switch KEY PART NO NO DESCRIPTION 13 532121248 Bushing Snap 14 872050411 Bolt 1 4 20x1 3 8 15 532134300 Spacer Split 16 532121250 Spring Cprsn 17 532123976 Locknut 1 4 Gr 5 18 532124238 Cap Spring Seat 21 532139888 Bolt Shoulder 5 16 18 Unc 2...

Page 41: ...ch 38 and 42 LT 15 532108256 Pad Footrest Rbr Sq Generic 532138311 Decal Lift Handle Lift Handle 532142341 Decal D Bar Control Mnt Hyd Lt 532145459 Manual Owner s English 532145460 Manual Owner s French Available accessories not included with tractor LC06 Tire Chains LBD48 48 Snow blade CE42 42 Bagger LC05 33 lb Weights pairs LSB42 42 Snow Thrower MK420 Mulching Kit 2 6 13 12 9 14 15 15 KEY PART N...

Page 42: ...6 68 30 31 32 33 35 54 34 55 56 40 40 17 1 46 44 21 22 24 25 26 27 2 28 29 23 21 21 21 18 18 20 19 4 3 5 6 2 21 84 83 36 37 40 85 36 37 37 38 61 59 90 90 91 92 93 94 93 92 95 102 104 103 105 106 103 104 105 106 101 113 117 116 118 119 114 115 112 121 120 114 117 119 116 115 111 118 121 113 120 ...

Page 43: ...3 16 X 16 Ga 38 532132823 Spacer Spring Stop Idler 40 873680600 Nut Crownlock 3 8 16 Unc 44 532140088 Guard Mandrel LH Black 46 532137729 Screw Thdrol 1 4 20x5 8 54 532133943 Washer Hardened 55 532140084 Arm Idler 42 mower LT YT 56 532122052 Spacer Retainer Pm Mower 59 532141043 Guard Belt 61 532131950 Spring Ext Elect 68 532144200 V Belt Mower 42 83 532120958 Washer Sintered 84 532144394 Keeper B...

Page 44: ...IR PARTS 14 HP 42 TRACTOR MODEL NO LTH140 954001192A MOWER LIFT ASSEMBLY 15 20 16 17 18 20 20 15 20 4 5 6 2 3 1 6 5 4 7 8 10 21 22 23 24 25 26 27 28 29 30 37 41 35 36 40 38 12 11 31 32 31 32 19 19 13 13 13 13 ...

Page 45: ...ck W wsh 1 2 13unc 19 532139868 Arm Suspension Rear 20 532124660 Retainer Spring 21 819151216 Washer 15 32 X 3 4 X 16 Ga 22 812000037 Ring Klip t5304 37 23 532110807 Nut Special 24 819131016 Washer 13 32 X 5 8 X 16 Ga 25 532124874 Spring 2 1 8 26 876020308 Pin Cotter 3 32 X 1 2 27 532110729 Rod Adj Lift Zinc 9 00 Wrk Lg 28 873350600 Nut Hex Jam 3 8 16 Unc 29 532138057 Knob Inf 3 8 16 Unc Blk W sym...

Page 46: ...46 REPAIR PARTS 14 HP 42 TRACTOR MODEL NO LTH140 954001192A HYDRO GEAR TRANSAXLE MODEL NO 310 0750 ...

Page 47: ...42952 Arm Bypass 36 532142953 Ring Retaining 37 532142954 Arm Actuating 38 532142955 Pin Actuating 39 532142956 Bolt 5 16 24 x 1 3 4 40 532142957 Locknut Hex 5 16 24 UNJC 41 532142958 Brake Rotor Stator Kit KEY PART NO NO DESCRIPTION 43 532142884 Washer 7 16 x 7 8 x 060 44 532142959 Differential Assembly 52 532142960 Washer 3 4 x 1 5 x 03 53 532142961 Seal 75 x 1 25 x 250 54 532142962 O Ring 103 x...

Page 48: ...48 SERVICE NOTES ...

Page 49: ...49 SERVICE NOTES ...

Page 50: ...IDE ONLY RIDE UP AND DOWN HILL NOT ACROSS HILL SUGGESTED GUIDE FOR SIGHTING SLOPES FOR SAFE OPERATION Operate your Tractor up and down the face of slopes not greater than 15 never across the face Make turns gradu ally to prevent tipping or loss of control Exercise extreme caution when changing direction on slopes ...

Page 51: ... product must be delivered to the dealer at the owner s expense An authorized Husqvarna dealer can be normally located through the Yellow Pages of the local telephone directory HUSQVARNA FOREST GARDEN CO 9006 J PERIMETER WOODS DRIVE CHARLOTTE NORTH CAROLINA 28216 SECTION 1 LIMITED WARRANTY Husqvarna Forest Garden Company Husqvarna warrants Husqvarna product to the original purchaser to be free fro...

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