Sears EZ3 Owner's Manual
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Sears EZ3 Owner's Manual

Sears EZ3 Owner's Manual

16 hp electric start 42" mower 6 speed transaxle lawn tractor
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OWNER'S
MANUAL
MODEL NO.
944.600051
Caution:
Read and follow
all Safety Rules
and Instructions
Before Operating
This Equipment
Sears Canada, Inc., Toronto, Ontario M5B 2B8
16 HP
ELECTRIC START
42" MOWER
6 SPEED TRANSAXLE
LAWN TRACTOR
• Assembly
• Operation
• Customer Responsibilities
• Service and Adjustments
• Repair Parts

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Summary of Contents for Sears EZ3

  • Page 1 Read and follow all Safety Rules 42" MOWER and Instructions Before Operating 6 SPEED TRANSAXLE This Equipment LAWN TRACTOR • Assembly • Operation • Customer Responsibilities • 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 THROWING OBJECTS. FAILURE TO OBSERVE THE FOLLOWING SAFETY INSTRUCTIONS COULD RESULT IN SERIOUS INJURY OR DEATH. DO NOT: 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. Look for this symbol to point out important safety precautions. It means CAUTION!!! •...

  • 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: Contents Of Hardware Pack

    CONTENTS OF HARDWARE PACK Battery Steering Wheel Steering (2) Hex Bolts Extension (2) Keps Nut 1/4-20 1/4-20 x 3/4 Shaft Seat (1) Hex Bolt 3/8-16 x 1 Steering Steering Sleeve Wheel Insert (1) Shoulder Bolt 5/16-18 (1) Washer 17/32 x 1-3/16 x 12 Gauge (1) Lock (1) Knob washer...

  • Page 6: Tools Required For 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 • If this battery is put into service after month and year indicated on label (label located between terminals) SEAT charge battery for minimum of one hour at 6-10 amps. • First connect RED battery cable to positive (+) terminal SEAT PAN with hex bolt and keps nut as shown.
  • Page 8 ASSEMBLY CHECK TIRE PRESSURE INSTALL MULCHER PLATE The tires on your tractor were overinflated at the factory for (If previously removed) (See Fig. 5) shipping purposes. Correct tire pressure is important for • Raise and hold deflector shield in upright position. 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 meaning. BATTERY CAUTION OR REVERSE FORWARD FAST SLOW WARNING LIGHTS ON OVER TEMP ENGINE ON ENGINE OFF OIL PRESSURE LIGHT PARKING BRAKE UNLOCKED MOWER LIFT FUEL...

  • Page 10: Know Your Tractor

    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 adjustments. Save this manual for future reference. IGNITION LIGHT SWITCH SWITCH ATTACHMENT POSITION...
  • Page 11 OPERATION The operation of any tractor can result in foreign objects thrown into the eyes, which can result in severe eye damage. Always wear safety glasses or eye shields while operating your tractor or performing any adjustments or repairs. We recommend a wide vision safety mask over spectacles or standard safety glasses.

  • Page 12: Before Starting The Engine

    OPERATION TO OPERATE MOWER (See Fig. 8) NOTE: To protect hood from damage when transporting your tractor on a truck or a trailer, be sure hood is closed and Your tractor is equipped with an operator presence sensing secured to tractor. Use an appropriate means of tying hood switch.

  • Page 13: Mowing Tips

    OPERATION NOTE: Before starting, read the warm and cold starting procedures below. • Insert key into ignition and turn key clockwise to “START” position and release key as soon as engine starts. Do not run starter continuously for more than fifteen seconds per minute.

  • Page 14: Customer Responsibilities

    CUSTOMER RESPONSIBILITIES 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 Adjust Blade Belt(s) Tension Adjust Motion Drive Belt(s) Tension...
  • Page 15 CUSTOMER RESPONSIBILITIES TRACTOR MANDREL TRAILING ASSEMBLY EDGE UP Always observe safety rules when performing any mainte- BLADE nance. CENTER BRAKE OPERATION HOLE If tractor requires more than six (6) feet stopping distance at FLAT WASHER high speed in highest gear, then brake must be adjusted. (See “TO ADJUST BRAKE”...
  • Page 16 CUSTOMER RESPONSIBILITIES TO CLEAN BATTERY AND TERMINALS TO CHANGE ENGINE OIL (See Figs. 13 and 14) Corrosion and dirt on the battery and terminals can cause the Determine temperature range expected before oil change. battery to “leak” power. All oil must meet API service classification SF, SG or SH. •...
  • Page 17 CUSTOMER RESPONSIBILITIES BLOWER HOUSING COVER BOLTS BOLTS KNOB CARTRIDGE COVER AIR SCREEN PAPER OILL FILL/ CARTRIDGE DIPSTICK FOAM TUBE PRE-CLEANER BASE FIG. 16 SPARK PLUG ENGINE COOLING FINS MUFFLER FIG. 15 Inspect and replace corroded muffler and spark arrester (if equipped) as it could create a fire hazard and/or damage.

  • Page 18: Service And Adjustments

    SERVICE AND ADJUSTMENTS CAUTION: BEFORE PERFORMING ANY SERVICE OR ADJUSTMENTS: • Depress clutch/brake pedal fully and set parking brake. • Place gearshift lever in neutral (N) position. • Place attachment clutch in “DISENGAGED” position. • Turn ignition key “OFF” and remove key. •...
  • Page 19 SERVICE AND ADJUSTMENTS Check adjustment on right side of tractor. Measure distance TO LEVEL MOWER HOUSING “D” directly in front and behind the mandrel at bottom edge Adjust the mower while tractor is parked on level ground or of mower housing as shown. driveway.
  • Page 20 SERVICE AND ADJUSTMENTS TO REPLACE MOWER BLADE DRIVE BELT WITH PARKING BRAKE (See Fig. 23) “ENGAGED” The mower blade drive belt may be replaced without tools. 1-1/2" Park the tractor on level surface. Engage parking brake. BELT REMOVAL - • Remove mower from tractor (See “TO REMOVE MOWER”...
  • Page 21 SERVICE AND ADJUSTMENTS TO REMOVE WHEEL FOR REPAIRS TRANSAXLE GEAR SHIFT LEVER NEUTRAL (See Fig. 27) ADJUSTMENT (See Fig. 26) • Block up axle securely. The transaxle should be in neutral when the gear shift lever • Remove axle cover, retaining ring and washers to allow is in neutral (N) (lock gate) position.
  • Page 22 SERVICE AND ADJUSTMENTS TO START ENGINE WITH A WEAK BATTERY TO REPLACE HEADLIGHT BULB (See Fig. 28) • Raise hood. • Pull bulb holder out of the hole in the backside of the grill. CAUTION: Lead-acid batteries generate • Replace bulb in holder and push bulb holder securely explosive gases.
  • Page 23 SERVICE AND ADJUSTMENTS ENGINE IMPORTANT: DAMAGE TO THE NEEDLE VALVE AND THE SEAT IN CARBURETOR MAY RESULT IF SCREW IS Maintenance, repair, or replacement of the emission control TURNED IN TOO TIGHT. devices and systems, which are being done at the custom- PRELIMINARY SETTING - ers expense, may be performed by any non-road engine •...
  • Page 24 STORAGE Immediately prepare your tractor for storage at the end of the ENGINE season or if the tractor will not be used for 30 days or more. FUEL SYSTEM CAUTION: Never store the tractor with IMPORTANT: IT IS IMPORTANT TO PREVENT GUM gasoline in the tank inside a building DEPOSITS FROM FORMING IN ESSENTIAL FUEL SYSTEM where fumes may reach an open flame...

  • Page 25: Troubleshooting Points

    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. Dirty air filter.
  • Page 26 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 Worn, bent or loose blade.
  • Page 27 TRACTOR - - MODEL NUMBER 944.600051 SCHEMATIC BLACK BATTERY FUSE STARTER AMMETER (OPTIONAL) BLACK WHITE SOLENOID CLUTCH / BRAKE (PEDAL UP) WHITE SEAT SWITCH IGNITION (NOT OCCUPIED) SWITCH WHITE BLACK BLACK BLACK BLACK ATT'MENT CLUTCH GROUNDING (CLUTCH OFF) BLACK CONNECTOR HOUR METER (OPTIONAL)

  • Page 28: Repair Parts

    REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 ELECTRICAL D .C...
  • Page 29 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 ELECTRICAL PART DESCRIPTION 144925 Battery 12 Volt 25 Amp 74760412 Bolt Hex Hd 1/4-20unc X 3/4 156417 Case Battery Mech Hinge 153664 Switch Interlock Push-In 166182 Harness Asm Light W/4152J 4152J Bulb Light #1156 4799J Cable Battery 6 Ga 11"red 146147...

  • Page 30: Chassis And Enclosures

    REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 CHASSIS AND ENCLOSURES...
  • Page 31 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 CHASSIS AND ENCLOSURES PART DESCRIPTION 169830 Chassis 169061 Drawbar 17060612 Screw 3/8-16 x 3/4 155272 Bumper Hood/Dash 168337X011 Dash P/L M Stl. Cable W/AM STD533710 Bolt Carriage 3/8-16 x 1 155927 Panel Dash Lh 145660 Clip Tinnerman Grille P/L 172107...
  • Page 32 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 DRIVE...
  • Page 33 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 DRIVE PART PART DESCRIPTION DESCRIPTION - - - - - - - - - Transaxle (See Breakdown) 17060612 Screw 3/8-16 x 3/4 Peerless 206-545C 8883R Cover Pedal Blk Round 146682 Spring Return Brake T/a Zinc 140186 Engine Pulley LT/YT 123666X...

  • Page 34: Steering Assembly

    REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 STEERING ASSEMBLY...
  • Page 35 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 STEERING ASSEMBLY PART DESCRIPTION 139768 Wheel Steering 154427 Axle Asm STMP Dropped STL 156483 Spindle Asm LH 156473 Spindle Asm RH 6266H Bearing Race Thrust Harden 121748X Washer 25/32 X 1-5/8 X 16 Ga 19272016 Washer 27/32 X 1-1/4 X 16 Ga 12000029...

  • Page 36: Seat Assembly

    REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 SEAT ASSEMBLY PART PART DESCRIPTION DESCRIPTION 140122 Seat 121248X Bushing Snap Blk Nyl 50 Id 140551 Bracket Pivot Seat 8 720 72050412 Bolt Rdhd Sqnk 1/4-20x1-1/2 71110616 Bolt Fin Hex 3/8-16unc X 1 134300 Spacer Split 28x 96 Yel Zinc 19131610...

  • Page 37: Wheels And Tires

    REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 DECALS PART PART DESCRIPTION DESCRIPTION 156369 Decal Fend STLT Oper 166887 Decal Mower EZ3 163207 Decal Fender S.D.W.H.T. Rad. 160396 Decal V-Belt Schematic 171696 Decal Hood RH 149517 Decal Bat Dan/Psn 171697...

  • Page 38: Optional Equipment

    REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 ENGINE OPTIONAL EQUIPMENT Spark Arrester...
  • Page 39 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 ENGINE PART DESCRIPTION 162157 Control Throt Lh 17720410 Screw Hex Thd Cut 1/4-20x5/8 T - - - - - - Engine (See Breakdown) B&S, Model 310707-0136-E1 137352 Muffler Exhaust B&s Lt 165291 Gasket 13280324 Nipple Pipe 3/8 Npt X 3"...

  • Page 40: Mower Deck

    REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 MOWER DECK 153 154...
  • Page 41 REPAIR PARTSREPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 MOWER DECK PART PART DESCRIPTION DESCRIPTION 165892 Mower Deck Assembly, 42" 155066 Roller Assembly, Cam Follower STD533107 Bolt 131340 Bolt, Shoulder #10-24 Grade 5 138017 Bracket Asm Fr. Sway Bar 3/42 STD541410 Locknut 165460...

  • Page 42: Mower Lift

    REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 MOWER LIFT 17 18...
  • Page 43 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 MOWER LIFT PART DESCRIPTION 159460 Wire Asm Inner W/Plunge5r 159471 Shaft Asm Lift 105767X Pin Groove STD581062 E Ring #5133-62 19211621 Washer 29/32 x 1-1/4 x 21 Ga. 120183X Bearing Nylon Blk .629 ID 125631X Grip Handle Fluted 122365X...
  • Page 44 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 PEERLESS TRANSAXLE - MODEL NUMBER 206-545C...
  • Page 45 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 PEERLESS TRANSAXLE - MODEL NUMBER 206-545C PART PART DESCRIPTION DESCRIPTION 772147 Transaxle Cover 790079 Brake Lever 780086A Needle Bearing 5/8” 792073A Screw 1/4 - 20 x 1-1 /4” 770128 Transaxle Case 792085A Screw 1/4 - 20 x 2 1/4”...
  • Page 46 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 BRIGGS & STRATTON ENGINE - MODEL NUMBER 310707, TYPE NUMBER 0136-E1 REQUIRES SPECIAL TOOLS TO INSTALL. SEE REPAIR INSTRUCTION MANUAL. 1022 1023 1026 1022 1026A 1034 1029 1019 LABEL KIT 1058 OWNER'S MANUAL 1033 VALVE OVERHAUL KIT 1022...
  • Page 47 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 BRIGGS & STRATTON ENGINE - MODEL NUMBER 310707, TYPE NUMBER 0136-E1 REQUIRES SPECIAL TOOLS TO INSTALL. SEE REPAIR INSTRUCTION MANUAL. 141A 108A 634A 1091 LMT/CARBURETOR PART NUMBER LOCATIONS THIS CARBURETOR SERVICES BOTH CHOKE-A-MATIC AND MANUAL CHOKE SYSTEMS 121 CARBURETOR OVERHAUL KIT 358 ENGINE GASKET SET...
  • Page 48 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 BRIGGS & STRATTON ENGINE - MODEL NUMBER 310707, TYPE NUMBER 0136-E1 510A 783A 1051 1090 493A 1051 1006 1119 1005 1044 1051 1051 783A 1036 LABEL-EMISSIONS...
  • Page 49 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 BRIGGS & STRATTON ENGINE - MODEL NUMBER 310707, TYPE NUMBER 0136-E1 PART PART DESCRIPTION DESCRIPTION 690156 Cylinder Assembly 231855 Valve-Float Needle 399265 Bushing/Seal Kit 690577 Seat-Inlet 291675 Seal-Oil 690464 Valve-Choke (Manual Choke) 494238 Sump-Engine 108A...
  • Page 50 REPAIR PARTS TRACTOR - - MODEL NUMBER 944.600051 BRIGGS & STRATTON ENGINE - MODEL NUMBER 310707, TYPE NUMBER 0136-E1 PART PART DESCRIPTION DESCRIPTION 690323 Screw (Starter Motor) 691239 Pin-Counterweight 497608 Brush Set 691096 Screw (Counterweight) 692127 Screw (Mounting Bracket) 693713 Gear-Pinion (For Steel Ring Gear Only) 495859 Armature-Magneto...

  • Page 51: Suggested Guide For Sighting Slopes For Safe Operation

    SUGGESTED GUIDE FOR SIGHTING SLOPES FOR SAFE OPERATION ONLY RIDE UP AND DOWN HILL, NOT ACROSS HILL SIGHTING GUIDE SIGHT AND HOLD THIS LEVEL WITH SKY LINE OR TREE. 15° MAX. Operate your Tractor up and down the face of slopes (not greater than 15°), never across the face.

  • Page 52: How To Order Repair Parts

    The model number for your engine will be found on the blower housing of the engine. All parts listed herein may be ordered from any Sears Canada, Inc. Service Centre/Department and most Retail Stores. WHEN ORDERING REPAIR PARTS, ALWAYS GIVE THE FOLLOWING INFORMATION: •...

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944.600051

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