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SEA/k S
MODEL NO.
917.255960
Caution:
Read and follow
all Safety Rules
and Instructions
Before Operating
This Equipment
®
i8.0 HP TWIN CYLUNDER
ELECTRmC START
44" MOWER
6 SPEED
GARDEN TRACTOR
• Assembny
oOperatnon
° Customer ResponsRbilities
, Service and Adjustment
° Repair Parts
Sears, Roebuck and Co., Chicago, IL 60684 U.S.A.
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Summary of Contents for Craftsman 917.255960
- Page 1 SEA/k S MODEL NO. 917.255960 ® i8.0 HP TWIN CYLUNDER Caution: ELECTRmC START Read and follow all Safety Rules 44" MOWER and Instructions Before Operating 6 SPEED This Equipment GARDEN TRACTOR • Assembny oOperatnon ° Customer ResponsRbilities , Service and Adjustment °...
- Page 2 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. III. CHILDREN GENERAL OPERATION Read, understand, and follow all instructions in the manual Tragic accidents...
- Page 3 PRODUCT SPECIFICATIONS CONGRP, TULATIONS on your purchase of a Sears Tractor It has been designed, engineered and manu- factured to give you the best possible dependability HORSEPOWER: 18.0 performance GASOLINE CAPACITY: 3.5 GALLONS Should you experience any problem you cannot easily UNLEADED REGULAR remedy, please...
- Page 4 TABLE OF CONTENTS MAINTENANCE SCHEDULE ........SAFETY RULES ............PRODUCT SPECIFICATIONS ........OPERATION ............11-14 SERVICE AND ADJUSTMENT ......19-25 CUSTOMER RESPONSIBILITIES ....... 3,15-16 WARRANTY ..............STORAGE ..............TROUBLE SHOOTING .......... 27-26 TABLE OF CONTENTS ..........INDEX ................REPAIR PARTS-TRACTOR ........
- Page 5 I,,,I,, H,II ACCESSORIES AND ATTACH ENTS These accessories and attachments were available when the unit was purchased They are also available at most Sears retail outlets, catalog and service centers Most Sears stores can order these items for you when you provide the model number of your tractor MAINTENANCE ENGINE SPARK PLUG...
- Page 6 CONTENTS OF HARDWARE PACK i...... Parts Bag contents shown full size Parts packed separately in carton ..Seat Battery acid I ..(1) Shoulder Bolt 5/16-18 Steering Wheel Battery (1) Knob (1) Washer 17/32 x 1-3/16 x 12 Ga. Parts Bag Owner's Manual rst bag contents...
- Page 7 i,,,,., i,,,,, i..,, ASSEM L¥ TOOLS REQUIRED FOR ASSEMBLY STEERING A socket wrench set will make assembly easier. Standard ,_J_. WHEEL wrench sizes are listed. INSERT (2) 7/16" wrenches (1) Tire pressure gauge (1) Adjustable wrench (1) Utility knife HEX BOLT When right and [eft hand is mentioned in this manual, it LOCK r'.'_...
- Page 8 ASSEMBLY HOW TO SET UP YOUR TRACTOR INSTALL SEAT (See Fig. 4) PREPARE BATTERY (See Fig. 3) Adjust seat before tightening adjustment knob. Remove cardboard packing on seat pan. CAUTION: Wear eye and face shield. Place seat on pan and assemble shoulder boil Wash hands or clothing immediately Assemble adjustment knob and flat washer loosely.
- Page 9 ASSEMBLY INSTALL MOWER DRIVE BELT Your unit has been shipped with the front mower suspen- GAUGE WHEEL sion bracket banded to the frame, Remove bands and pivot bracket downward MOWER INSTALLATION (See Figs 5, 6, 7 and 8) Remove banding from suspension arms and gauge wheels Set gauge wheels aside for later assembly...
- Page 10 CHECK FOR PROPER POSITION OF ALL BELTS VENT ---_ -- WING NUTS . "" ..,'" See the figures that are shown for replacing motion, mower drive, and mower blade drive belts in the Service and Adjustments section of this manual Verify that the belts are routed correctly CHECK BRAKE...
- Page 11 i,=,, 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 location of various controls and adjustments. Save this manual for future reference. A'rrACHMENT CLUTCH SWITCH, LEVER AMMETER...
- Page 12 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 before starting your tractor and while moving, We recommend Wide Vision Safety Mask for over the spectacles or standard safety glasses, Move gearshift and range shift levers to desired posi-...
- Page 13 OPERATQON TO OPERATE ON HILLS TO ADJUST GAUGE WHEELS (See Fig. 14 ) Adjust mower to desired cutting heighL CAU=rlON_ drive down Lower mower with lift control, Remove rear retainer hills with slopes greater than 15 ° and do not drive across any slope. spring and clevis pin which secure each gauge wheel Lower gauge wheels to ground.
- Page 14 OP£RATION MOWING TIPS ADD GASOLINE Fill fuel tank. Use fresh, clean, regular unleaded Tire chains cannot be used when the mower housing gasoline. (Use of leaded gasoline will increase carbon is attached to unit. and lead oxide deposits and reduce valve life). Mower should be p,,roperly leveled for best mowin_ iMPORTANT= WHEN OPERATING IN TEMPERATURES...
- Page 15 CUSTOMER RESPONSBBULmES FILL IN DATES AS YOU COMPLETE REGULAR SERVICE Check Brake Operation Check Tire Pressure Check for Loose Fasteners iv', Sharpen/Replace Mower Blades Lubrication Chart Check Battery Leve!/Recharge Clean Battery and Terminals Check Transmission Cooling Adjust Blade Belt(s) Tension Adjust Motion Drive Belt(s) Tension Check Engine Oil Level Change Engine Oil...
- Page 16 CUSTOM RESPONSIBULmES TRACTOR (See Fig, 19) TO SHARPEN BLADE Care should be taken to keep the blade balanced. Always observe safety rules when performing any mainte- unbalanced blade will cause excessive vibration and even- nance tual damage to mower and engine, BRAKE OPERATION The blade can be sharpened with afile or on a grinding...
- Page 17 CUSTOMER RF=.SPON BIL T E$ (See Fig. 21) TO CHANGE ENGINE OIL (See Figs, 22, 23 and 24) BATTERY Determine temperature range expected before oil change Your unit has a battery charging system which is sufficient All oil must meet API service classification for normal use.
- Page 18 CUSTOMER RESPON B L TME$ (See Fig. 25) CLEAN AIR SCREEN _.-_"_ WING NUT Air screen must be kept free of dirt and chaff to prevent engine damage from overheating. Clean with a wire brush or compressed air to remove dirt and stubborn dried gum ELEMENT fibers COVER...
- Page 19 SERVICE AND ADJUSTMENTS ..CAUTION: BEFORE PERFORMING ANY SERVICE OR ADJUSTMENTS: Depress clutch/brake pedal fully and set parking brake, Place gearshift lever in ' NEIJTRAL" position. Place attachment clutch in "DISENGAGED" position. plug, TRACTOR SIDE.TO-SIDE ADJUSTMENT (See Figs, 29 and 30) Raise mower to its highest position, TO REMOVE MOWER...
- Page 20 SERV0CF=AND ADJUSTMENTS TO ADJUST MOWER DRIVE BELT FRONT-TO-BACK ADJUSTMENT (See Figs. 31 and 32) (See Fig, 33) To obtain the best cutting results, the mower housing should be adjusted so the back is approximately 7/8" to 1-1/8" Lower mower with attachment lift lever. higher than the front when the mower is in height adjustment Check dimension 'W' on idler bracket assembly as...
- Page 21 TO REPLACE MOWER BLADE DRIVE BELT (See Figs. TO ADJUST BRAKE 35 and (See Fig. 34) Your unit is equipped with an adjustable brake system Park the tractor on level surfaCer Engage parking brake. which is mounted on the right side of the transaxle For assistance, there is a belt installation guide decal on the If unit requires more than six (6) feet stopping distance at underside of mower belt cover.
- Page 22 ERVICE AN ADJUSTMENTS TO ADJUST STEERING WHEEL ALIGNMENT TO REPLACE MOTION DRIVE BELT (See Figs. 37 and 38) If steering wheel crossbars are not horizontal (left to right) when wheels are positioned straight forward, remove Park the tractor on level surface. Engage parking brake steering wheel and reassemble per instructions...
- Page 23 i,,i SERVUCE AND ADJUSTMENTS TO ATTACH JUMPER CABLES - TO REMOVE WHEEL REPAIRS Connect each end of the RED cable to the POSITIVE FRONT WHEEL (See Fig, 41) - (+) terminal of each battery, taking care not to short Block up axle securely, against chassi&...
- Page 24 ii,ll ,llll i,ii ,,,,i ,i i i SERVICE ADJUSTMENTS liN,,i TO REMOVE HOOD AND GRILL ASSEMBLY (See Figs. 44 and 45) Lift hood. Disconnect headlight wiring connectiorL Unscrew one screw at rear of each side panel. FIG. 44 Pivot hood and side panel forward and lift off tractor. To replace, reverse above procedure.
- Page 25 SERVICEAND STMF_.NT$ =li,, i,,,,,i ENGINE High speed stop is factory adjusted, Do not adjust-damage TO ADJUST THROTTLE CONTROL CABLE may result, IMPORTANT: NEVER TAMPER WITH ENGINE (See Fig. 46) GOVERNOR, WHICH IS FACTORY SET FOR PROPER The throttle control has been preset at the factory and ENGINE SPEED_ OVERSPEEDING THE ENGINE ABOVE...
- Page 26 STORAGE "HI ENGINE Immediately prepare your unit for storage at the end of the season or if the unit will not be used for 30 days or more. FUEL SYSTEM IMPORTANT: IT IS IMPORTANT TO PREVENT GUM DEPOSITS FROM FORMING IN ESSEN*flAL FUEL CAUTION:...
- Page 27 TROUBLESHOOTUNG POmNTS CAUSE CORRECTION PROBLEM Will notstart Fillfuel tank. 1. Out offuel Enginenot"CHOKED"properly. 2. See TO START ENGINE in Operation section. 3_ Engine flooded Wait several minutes before attempting to start. Replace spark plug Bad spark plug 5. Dirty air filter. Clean/replace air filter Replace fuel filter Dirty fuel filter.
- Page 28 TROUBLESHOOTi POmNT$ PROBLEM CAUSE CORRECTION Check wiring,switches and connections,tf not Engine continues to run Faultyoperator=safetypresence controlsystem corrected,contactSears ServiceDepartmenL when operator leaves seat with attachment clutch engaged ! 1_ Replace blade_ Tighten blade bolt Poorcut-uneven 1. Worn, bent or loose blade Mower deck not level.