Sears CRAFTSMAN 944.603050 Owner's Manual
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Sears CRAFTSMAN 944.603050 Owner's Manual

Sears CRAFTSMAN 944.603050 Owner's Manual

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OWNER'S
MANUAL
MODEL NO.
944.603050
Important:
Read and fol low
all Safety Rules
and In struc tions
Be fore Op er at ing
This Equip ment
Sears Canada, Inc., Toronto, Ontario M5B 2B8
23.0 HP
ELECTRIC START
48" MOWER
AUTOMATIC
LAWN TRACTOR
• Assembly
• Operation
• Maintenance
• Service and Adjustments
• Repair Parts
02529

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Summary of Contents for Sears CRAFTSMAN 944.603050

  • Page 1 ELECTRIC START and In struc tions 48" MOWER Be fore Op er at ing This Equip ment AUTOMATIC LAWN TRACTOR • Assembly • Operation • Maintenance • Service and Adjustments • Repair Parts Sears Canada, Inc., Toronto, Ontario M5B 2B8...

  • 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 DO NOT: •...

  • Page 3: Table Of Contents

    SAFETY RULES Safe Operation Practices for Ride-On Mowers • Be sure the area is clear of other people before mowing. Stop WARNING: Do not coast down a hill in neu tral, machine if anyone enters the area. you may lose control of the trac tor. •...

  • Page 4: Product Specifications

    LIMITED TWO (2) YEAR WARRANTY ON CRAFTSMAN TRACTOR (RIDING EQUIPMENT) For two (2) years from date of purchase Sears Canada, Inc. will repair or replace at Sears option free of charge parts which are defective as a result of material or workmanship.
  • Page 5 UNASSEMBLED PARTS Nose Roller Steering Wheel Retainer Spring Steering Nose Roller Wheel Brackets Insert (2) Hex Bolts 5/16-18 x 1 Steering (2) Locknuts Sleeve 5/16-18 E-Z Tool Seat Gauge Wheel Mower Leveling Wrench (4) Adjusting Bar (4) Wheels (4) Locknut 3/8-16 (1) Washer Bubble Level...

  • 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 • Release parking brake by depressing brake ped al. KEPS NUT • Place freewheel control in free wheel ing po si tion to dis en gage transmission (See “TO TRANSPORT” in the Operation section of this manual). DISCARD TERMINAL •...
  • Page 8 ASSEMBLY • Slide mower under tractor with defl ector shield to right • Adjust gauge wheels before operating mower. See “TO side of tractor. ADJUST GAUGE WHEELS” in the Operation sec tion of this manual. IMPORTANT: Check belt for proper routing in all mower pulley grooves.
  • Page 9 ASSEMBLY ✓ CHECKLIST • Connect anti-sway bar to chassis bracket under left foot rest and retain with double loop retainer spring. BEFORE YOU OPERATE AND ENJOY YOUR NEW TRAC- • If equipped, turn height adjustment knob clock wise to TOR, WE WISH TO ASSURE THAT YOU RECEIVE THE remove slack from mower sus pen sion.

  • Page 10: Operation

    OPERATION These symbols may appear on your tractor or in literature supplied with the product. Learn and understand their meaning. FAST IGNITION REVERSE HIGH SLOW NEUTRAL CHOKE LIGHTS ON ENGINE START ENGINE ON PARKING BRAKE ENGINE OFF PARKING BRAKE PARKING BRAKE LOCKED UNLOCKED OIL PRESSURE...
  • Page 11 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 POSITION HOURMETER FORWARD DRIVE PEDAL...
  • Page 12 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 13 OPERATION TO ADJUST MOWER CUTTING HEIGHT TO OPERATE MOWER (See Fig. 10) (See Fig. 8) Your tractor is equipped with an operator presence sens- The position of the attachment lift lever determines the ing switch. Any attempt by the operator to leave the seat cutting height.
  • Page 14 OPERATION TO TRANSPORT (See Figs. 7 and 11) ADD GASOLINE When pushing or towing your tractor, be sure to disengage • Fill fuel tank to bottom of fi ller neck. Do not overfi ll. transmission by placing freewheel control in free wheel ing Use fresh, clean, regular un lead ed gasoline with a po si tion.
  • Page 15 OPERATION NOTE: During this procedure there will be no movement • The attachments and ground drive can now be used. If of drive wheels. The air is being removed from hydraulic the engine does not accept the load, restart the engine drive system.

  • Page 16: 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 17: Maintenance

    MAINTENANCE TRACTOR MANDREL BLADE ASSEMBLY Always observe safety rules when performing any main- te nance. CENTER HOLE BRAKE OPERATION BLADE BOLT If tractor requires more than six (6) feet stopping distance (SPECIAL) at high speed in highest gear, then brake must be adjusted. (See “TO ADJUST BRAKE”...
  • Page 18 MAINTENANCE TO CLEAN BATTERY AND TERMINALS TO CHANGE ENGINE OIL (See Fig. 15) 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 SF-SJ. •...
  • Page 19 MAINTENANCE Every 100 hours of operation (more often under extremely ENGINE OIL FILTER dusty, dirty conditions), remove the blower housing and Replace the engine oil fi lter every season or every other other cooling shrouds. Clean the cooling fi ns and external oil change if the tractor is used more than 100 hours in surfaces as necessary.

  • Page 20: 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 21 SERVICE AND ADJUSTMENTS • Position front plate assembly between front mower brackets. Raise deck and plate assembly to align holes LEFT HAND FOOTREST and insert fl anged pins. Secure pins with double loop BRAKE PEDAL retainer springs between the plate assembly and mower brack ets.
  • Page 22 SERVICE AND ADJUSTMENTS TO REPLACE MOWER DRIVE BELT CAUTION: Blades are sharp. Protect your hands with gloves and/or wrap MOWER DRIVE BELT REMOVAL (See Fig. 25) blade with heavy cloth. • Park tractor on a level surface. En gage parking brake.
  • Page 23 SERVICE AND ADJUSTMENTS TO REPLACE MOWER BLADE DRIVE BELT L.H. MANDREL SECONDARY EDLER ARM (See Fig. 26) SPRING SECONDARY SPRING ARM TO REPLACE MOWER BLADE (SEC OND ARY) CENTER DRIVE BELT MANDREL Park the tractor on level surface. En gage parking brake. •...
  • Page 24 SERVICE AND ADJUSTMENTS WITH PARKING BRAKE “ENGAGED” ELECTRIC CLUTCH LOCATOR CLUTCH NUT “A” 1-3/4" CLUTCH ING IDLER STATIONARY JAM NUT IDLER CENTER SPAN OPERATING KEEPER CLUTCH TRANS MIS SION WIRE INPUT PULLEY HAR NESS DO NOT TOUCH THIS NUT. IF FURTHER BRAKE AD JUST - MENT IS NECESSARY CONTACT YOUR NEAR EST AUTHO- RIZED SERVICE CENTER/DEPARTMENT FIG.
  • Page 25 SERVICE AND ADJUSTMENTS • Rotate counterclockwise and pull lamp assembly out of the hole in the backside of the grill. • Insert new lamp assembly and rotate clockwise to WASH ERS lock. RE TAIN ING • Reconnect harness to lamp assembly. RING •...
  • Page 26 SERVICE AND ADJUSTMENTS TO ADJUST CARBURETOR (See Fig. 33) IDLE FUEL AD JUST ING NEEDLE IDLE SPEED The carburetor has been present at the factory and ad- (IF EQUIPPED) AD JUST ING SCREW just ment should not be necessary. However, minor ad- just ment may be required to compensate for dif fer enc es in fuel, temperature, altitude or load.

  • 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 build ing AS CARBURETOR, FUEL FIL TER, FUEL HOSE, OR TANK...

  • Page 28: 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 the Operation section. Engine fl ooded. 3. Wait several minutes before attempting to start. Bad spark plug. Replace spark plug.
  • Page 29 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 corrected, contact an authorized service center/ seat with attachment department. clutch engaged Poor cut - uneven 1.
  • Page 30 SERVICE NOTES...
  • Page 31 TRACTOR - - MODEL NUMBER 944.603050 SCHEMATIC BLACK BATTERY FUSE STARTER AMMETER (OPTIONAL) BLACK WHITE SOLENOID CLUTCH / BRAKE (PEDAL UP) IGNITION SWITCH SEAT SWITCH NOT OCCUPIED) ELECTRIC CLUTCH PTO (DISENGAGED) FUEL OPERATOR PRESENCE BLUE LINE RELAY #1 SPARK PLUG IGNITION BLACK UNIT...

  • Page 32: Repair Parts - Tractor

    REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 ELECTRICAL...
  • Page 33 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 ELECTRICAL PART DESCRIPTION 144927 Battery 12 Volt 35 Amp 74760412 Bolt Hex Hd 1/4-20unc X 3/4 7603J Tray Battery 145211 Bolt Btr Frt 1/4-20 x 7.5 150109 Holddown Battery Front Mount 145769 Nut Push Nylon 1/4"...
  • Page 34 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 CHASSIS AND ENCLOSURES chassis-LTX-stlt_10...
  • Page 35 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 CHASSIS AND ENCLOSURES PART DESCRIPTION 174619 Chassis 176554 Drawbar 17060612 Screw, 3/8-16 x 3/4 172542X418 Dash 72140608 Bolt 3/8-16 x 1 174996 Panel, Dash, LH 179174X010 Panel, Dash, RH 17490608 Screw Thdrol 3/8-16 x 1/2 172540X615 Hood Assembly 180679 Plate Battery...
  • Page 36 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 DRIVE 227 218 drive-hydro.stlt_31...
  • Page 37 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 DRIVE PART PART DESCRIPTION DESCRIPTION - - - - - - Transaxle (See Breakdown) 121748X Washer 25/32 x 1-5/8 x 16 Ga. Hydro gear Model 336-0510 174901X418 Console, Shift 17060512 Screw 5/16-18 x 3/4 124346X Nut Self-Thd Wsh-hd 1/4 Zinc 179334...
  • Page 38 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 STEERING ASSEMBLY...
  • Page 39 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 STEERING ASSEMBLY PART DESCRIPTION 175139X418 Wheel Steering 184706 Axle Asm 169840 Spindle Asm LH 169839 Spindle Asm RH 6266H Bearing Race Thrust Harden 121748X Washer 25/32 X 1-5/8 X 16 Ga. 12000029 Ring Klip #t5304-75 175121 Link Drag...
  • Page 40 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 SEAT ASSEMBLY PART PART DESCRIPTION DESCRIPTION 175134 Seat 121248X Bushing Snap Blk Nyl 50 Id 140551 Bracket Pivot Seat 8 720 72050412 Bolt Rdhd Sqnk 1/4-20x1-1/2 STD523710 Bolt Fin Hex 3/8-16unc X 1 121249X Spacer Split 28x .88 Zinc 19131610...
  • Page 41 149517 Decal Bat Dan/Psn 146046 Decal V Belt Drive Sch 186331 Decal Hood Side Panel 177914 Decal Engine Kohler 177917 Decal ENGN Sears LH 178502 Decal Deck Caution 174969 Refl ector LH 181471 Decal Deck Level 174970 Refl ector RH...
  • Page 42 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 ENGINE OPTIONAL EQUIPMENT Spark Arrester engine-ko.twin_15...
  • Page 43 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 ENGINE PART DESCRIPTION 175439X505 Control, Throttle 171875 Screw Hwhd Hi-Lo #13-16 x 3/4 - - - - - - - Engine (See Breakdown) Kohler Model CV674-75574 149723 Muffl er, Asm. Twin Lo-Tone 146700 Pipe Exhaust Intek 20 RH 146699...
  • Page 44 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 MOWER LIFT...
  • Page 45 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 MOWER LIFT PART DESCRIPTION 179504 Plunger Assembly 159476 Shaft Assembly, Lift 178981 Pin, Groove 12000002 E-Ring 19211621 Washer 21/32 x 1 x 21 Gauge 120183X Bearing, Nylon 175830 Grip, Handle, Fluted 175370 Link, Lift, L.H.
  • Page 46 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 MOWER DECK...
  • Page 47 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 MOWER DECK PART PART DESCRIPTION DESCRIPTION 175820 Pulley Idler Flat 180358 Deck Weldment Mower 48 74780616 Bolt Fin Hex 3/8-16 Unc x 1 Gr. 5 138017 Bracket Asm., Sway Bar 72140608 Bolt Rdhd Sqnk 3/8-16 Unc x 1 4939M Retainer Spring 155986...
  • Page 48 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 HYDRO GEAR TRANSAXLE - MODEL NUMBER 336-0510...
  • Page 49 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 HYDRO GEAR TRANSAXLE - MODEL NUMBER 336-0510 PART PART DESCRIPTION DESCRIPTION 170351 Main Housing, Assembly 178782 Arm, Brake 170352 Side Housing, Assembly 170415 Slotted Hex Nut 5/16-24 170353 Center Section, Assembly 170416 Cotter Pin 3/32 X 3/4 170354 Swashplate, Trunion Machined...

  • Page 50: Repair Parts - Engine

    REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 KOHL ENGINE - MODEL NUMBER CV674, TYPE NUMBER 75574...
  • Page 51 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 KOHL ENGINE - MODEL NUMBER CV674, TYPE NUMBER 75574 CRANKCASE HEAD/VALVE/BREATHER KEY PART KEY PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION 24-032-01-S Seal, front oil 24-033-03-S Kit, breather cover w/gasket Crankcase (Includes 2-4) (USE: Miniblock 24 782 14) 24-041-23-S Gasket, breather...
  • Page 52 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 KOHL ENGINE - MODEL NUMBER CV674, TYPE NUMBER 75574...
  • Page 53 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 KOHL ENGINE - MODEL NUMBER CV674, TYPE NUMBER 75574 IGNITION/ELECTRICAL BLOWER HOUSING & BAFFLES KEY PART NO. NO. DESCRIPTION KEY PART NO. NO. DESCRIPTION 54-755-15-S Kit, grass screen (Includes 2-4,and 24 113 18-S) 24-027-114-S Housing, blower (Includes 2) M-403025-S Screw, hex.
  • Page 54 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 KOHL ENGINE - MODEL NUMBER CV674, TYPE NUMBER 75574...
  • Page 55 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 KOHL ENGINE - MODEL NUMBER CV674, TYPE NUMBER 75574 STARTING SYSTEM OPAN/LUBRICATION KEY PART KEY PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION M-839080-S Screw, hex. fl ange M8x1.25x80 (2) 24-199-07-S Pan, oil assembly 25-098-09-S Starter, solenoid shift assembly (Includes 2-11)
  • Page 56 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 KOHL ENGINE - MODEL NUMBER CV674, TYPE NUMBER 75574...
  • Page 57 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.603050 KOHL ENGINE - MODEL NUMBER CV674, TYPE NUMBER 75574 FUEL SYSTEM CRANKSHAFT KEY PART KEY PART NO. NO. DESCRIPTION NO. NO. DESCRIPTION 24-853-61-S Kit, carburetor w/gaskets 24-014-42-S Crankshaft (Includes 2) (Includes 2-4) 52-139-09-S Plug, cup 24-041-52-S...
  • Page 58 SERVICE NOTES...
  • Page 59 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 60 Printed in U.S.A. 186934 Rev. 4 8.25.03 JH/TR/MH...

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