CRBF/'S /:/M° L 917.256511 OWNER'S MANUAL o Assembly , Operation ®Customer Responsibilities , Service and Adjustments , Repair Parts CAUTION: Read and follow all safety_rules and instructions before operating this equipment.
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._ !. • ° • • • ° ° • • ° • ° • • GENERAL OPERATION Read, understand, and follow aII instructionsin the manual and on the machine before starting. Only allow responsible adults, who are familiar with the instructions, to operate the machine.
PRODUCT SPECIFICATIONS CONGRATULATIONS on your purchase of a Sears Tractor, It has been designed, engineered and manufactured to give you the best possible dependability and performance. Should you experience any problem you cannot easily remedy, please contact your nearest Sears Authorized Service CentedDepartmenL We have competent, welF trained technicians and the proper tools to service or repair this tractor.
TABLE OF CONTENTS SAFETY RULES ............................................................ 2 PRODUCT SPECIFICATIONS ...................................... 3 CUSTOMER RESPONSIBILITIES ..................... 3, 15-19 WARRANTY .................................................................. 3 TRACTOR ACCESSORIES .......................................... 5 ASSEMBLY ............... ................................................ 7-9 OPERATION ..........................................................
ACCESSORHE$ AND ATTACHMENTS These accessories and attachments were available throughmost Sears retail outlets and service centers when the tractor was purchased.
CONTENTS Parts Bag contents OF HARDWARE shown full size Parts packed separately in carton Seat Metal (2) Screws Sheet #t0-16 x I/2 O PACK Steering Boot Steering Wheel (!) Shoulder Bolt 5/16-18 II:! Video Cassette (1) Hex Bolt 1/2-13 x 1 Manual Parts bag contents not shown full size (1) Lock Washer 1/2 (1) Washer 17/32 x 1-3/16 x 12 Gauge Steering Wheel Adapter ........................
ASSEM , ] LY 'U','II 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. TOOLS REQUIRED FOR ASSEMBLY A socketwrench set will make assembly easier. Standard wrench sizes are listed.
ASSEMBLY CONNECT BATTERY (See Figs. 2 and 3) CAUTION: Do not short battery terminals. Before connecting battery, re- SEAT PAN bands, rings, etc. move metal bracelets, wristwatch Positive terminal must be connected first to prevent sparking from accidental grounding. • Remove cardboard packing from seat pan and lift seat pan to raised position. • • Open battery box door: Remove terminal protective caps and discard.
ASSE CHECKTIRE PRESSURE ,/CHECKL IS T The tires on your tractor were overinflated at the factory for shipping purposes. Correct tire pressure is important for best cutting performance. • Reduce tire pressure to PSi shown I.- ,oR ,-.,,O DUCT SPECIFICATIONS" on page 3 of this manual BEFORE YOU OPERATE AND ENJOY YOUR NEW TRACTOR, WE WISH TO ASSURE THAT YOU RECEIVE THE BESTPERFORMANCE AND SA TISFA CTION FROM THIS QUALITY PRODUCT.
OP ii iii/11111 iiiiiiiiiiiiiiiiiii ira, ii ii i ii ILIIII iiiii iiii These symbols may appear' on your tractor or'in literature supplied with the product° Learn and understand their meaning.
OPEBATION L,m iml,,m,,, _mmmml KNOWYOURTRACTOR READ THIS OWNER'S MANUAL AND SAFETY RULES BEFORE OPERATING YOUR TRACTOR Compare the illustrationswith yourtractorto familiarize yoursetfwiththe locations of variouscontrolsand adjustments, Save this manual for future reference. AMMETER ATTACHMENT CLUTCH LEVER IGNITION SWITCH LIFT LEVER PLUNGER ATTACHMENT LIFT LEVER THROTTLE/CHOKE CONTROL O CLUTCH!BRAKE PEDAL MOWER DECK HEIGHT ADJUSTMENT PO StTIONS PARKING BRAKE GEARSHIFT \ j" LEVER FIG.
OPERATION IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII lllklllllllJllkllklkJJ I J 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 the spectacles or standard safety glasses.
OPERATION TO OPERATE MOWER (See Fig. 7) o Your tractor is equipped with an operator presence sensing switch. Any attempt by the operator to leave the seat withthe engine runningand the attachment clutch engaged will shut off the engine_ ° To restart movement, slowly release parking brake and clutch/brake pedal.
OPERATION TO START ENGINE (See Fig. 6) MOWING TIPS When starting the engine for the first time or if the engine has run out of fuel, it wilt take extra cranking time to move fuel from the tank to the engine. ° Tire chains cannot be used when the mower housing is attached to tractor. ° Mower should be,properly leveled for best mow!ng performance. See q'O LEVEL MOWER HOUSING in the Service and Adjustments section of this manuaL The left hand side of mower should be used for trimming.
AS YOU COMPLETE REGULARSERV!,rCrE .................. CheckBrake =_,__ERVlCE Operation _ CheckTire Pressure R A c T _4' I ................................... 6_ Checkfor LooseFasteners.......................... _ " Sharpen/Replace " MowerB'iades DATES ............ _ _ _7 l l,,i " ............ ,," .............................. check BatteryLeveb'Recharge ............................. 0 U ., V#4 1......... CleanBatteryandTerminals 6/ R CheckTransaxteCooling _#' _ .............
CUSTOMER R IBILITIES TRACTOR Always observe safety rules when performing any maintenance. BLADE MANDREL ASSEMBLY BRAKE OPERATION If tractor requires more than six (6) feet stopping distance at high speed in highestgear, then brake must be adjusted. (See "TO ADJUST BRAKE" in the Service and Adjustmerits section of this manual)° TRAILING EDGE FLATWASHER TIRES . Maintain proper air pressure in all tires (See "PRODUCT SPECIFICATIONS" on page 3 of this manual).
ES CUSTOME BATTERY NOTE: Although multi-viscosity oils (5W30, !0W30 etc.) improve starting in cold weather, these multi-viscosity oils will result in increased oil consumption when used above 32°F. Check your engine oil level more frequently to avoid possible engine damage from running low on oil. Your tractor has a battery charging system which is sufficient for normal use.. However, periodic charging of the battery with an automotive charger will extend its life.
CUSTOMER .................... RESPONSiBIL i i i i illlllllll,i AIR FILTER (See Fig. 13) CLEAN AIR SCREEN (See Fig. 14) Your engine will not run properrIyusing a dirty air filter_ Clean the foam pre-cleaner after every 25 hours of operation or every season_ Service paper cartridge every 100 hours of operation or every season, whichever' occurs first.
CUSTOMER PO ruES MUFFLER CLAMP Inspectand 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, whichever occurs first. Spark plug type and gap setting are shown in "PRODUCT SPECIFICATIONS" on page 3 of this manual° IN-LINE FUEL FILTER FUEL FILTER (See Fig. 15) FIG.
ICE AND ADJUSTMENTS CAUTION: • • ° BEFORE PERFORMING ANY SERVICE OR ADJUSTMENTS: Depress clutch/brake peda ! ful!yand set parking brake. Place gearshift lever in neutral (N) position. Place attachment clutch in "DISENGAGED" position. Turn ignition key "OFF" and remove key. Make sure the blades and all moving parts have completely stopped= Disconnect spark plug wire from spark plug and place wire where it cannot come in contact with plug. ,..... TRACTOR CLUTCH LEVER CLUTCH TO REMOVE MOWER (See Fig.
SERVICE AN ADJUSTMENTS TO LEVEL MOWER HOUSING FRONT-TO-BACK ADJUSTMENT (See Figs,, 19 and 20) IMPORTANT; DECK MUST BE LEVEL SIDE-TO-SIDEo IF THE FOLLOWING FRONT-TO-BACK ADJUSTMENT IS NECESSARY, BE SURE TO ADJUST BOTH FRONT LINKS EQUALLY SO MOWER WILL STAY LEVEL S1DE*TOStDEo Adjust the mower while tractor is parked on level ground or driveway. Make sure tires are properly inflated (See "PRODUCT SPECIFICATIONS" on page 3 of this manuat).
SERVICE AND ADJUSTMENTS : ........................................... ,,,, ,, ,,,,, TO REPLACE (See Fig. 21) MOWER ,,,,, BLADE DRIVE BELT WITH PARKING BRAKE "ENGAGED" The mower blade drive belt may be replaced withouttools. Park the tractor on level surface. Engage parking brake. BELT REMOVAL • Remove mower from tractor (See 'q'O REMOVE MOWER" in this section of this manual)= • Work belt off both mandrel pulleys and idler pulleys° • Pull belt away from mower.
SERVICE AND ADJUSTMENTS TO ADJUST STEERING WHEEL ALIGNMENT TO START ENGINE WITH A WEAK BATTERY (See Fig. 25) If steering wheel crossbars are not horizontal (left to right) when wheels are positioned straight forward, remove steering wheel and reassemble per instructions inthe Assembly section of this manual. CAUTION: Lead-acid batteries gener-. ate explosive gases, Keep sparks, flame and smoking materials away from batteries.
SERVICE AND ADJUSTM TO REPLACE • • • • HEADLIGHT ENGINE BULB Raise hood,, Pull bulb holder out of the hole in the backside of the grill. Replace bulb in holder and push bulb holder'securely back into the hole in the backside of the grill° TO ADJUST ° AND RELAYS Loose or damaged wiring may cause your tractor' to run poorly, stop running, or'prevent it from starting, ° • Check wiring. See electrical wiring diagram in Repair Parts section of this manual.
$ERVmCE AND ADJUSTMENTS TO ADJUST CARBURETOR ACCELERATION TEST - (See Fig. 28) The carburetor has been preset at the factory and adjustment should not be necessary_. However, minor adjustment may be required to compensate for differences in fuel, temperature, altitude or Ioado If the carburetor does need adjustment, proceed as follows: ° In general, turning idle mixture valve in (clockwise) decreases the supply of fuel to the engine giving a leaner fuel/ air mixture.
STORAGE ENGINE Immediately prepare your tractor for storage at the end of the season or' if the tractor wilt not be used for 30 days or more. ........................... FUEL SYSTEM ,, ,,..
TROUBLESHOOTmNG PROBLEM Wilt not start POnNTS CAUSE CORRECTION 1. Out of fuel,, t. Ftfl fuel tank, 2. 3. 4 5 6 7 Engine not "CHOKED" properly. Engine flooded,, Bed spark piug Dirty air filter., Dirty fuel filter Water in fuel,, 2,, 3o 4. 5,, 6, 7, & 9, 10. Loose or damaged wiring, Carburetor out of adjustment Engine valves out of adjustment. See '3'0 START ENGINE _ in Operation section, Wait several minutes before attempting to start.
TROU PROBLEM CORRECTION CAUSE Faufty operator-safety presence €ontrol system Engine continues to run when operator leaves seat with attachment clutch engaged Poor cut - uneven OOTING POINTS "L 2, 3 4,_ 5_ Worn, bent or loose blade, Mower deck not level,, Buildup of grass, leaves, and trash under mower, Bent blade mandrel_ Clogged mower deck vent holes from bulidup of grass, leaves, and trash around mandrels, Check wiring, switches and connections, if not corrected, contact an authorized service ce
TRACTOR - - MODEL NUMBER 917.256511 SCHEMATIC RED BLACK BATTERY RED STARTER AMMETER BLACK i SOLENOID k )G .J CLUTCH/ BRAKE (PEDAL UP) WHITE SEAT SWITCH (NOT OCCUPIED) IGNITION SWITCH BLACK ! 1 7 F_ t I BLACK BLACK GROUNDING CONNECTOR O BLACK (_ I IGNITION UNIT }______ SPARK PLUG _____ I I -I AFTER FIRESOLENOID CHARGING SYSTEM OUTPLrr 3 AMP DO @ 3600 RPM 2B VOLTS AC MtN.
REPAIR PARTS TRACTOR - - MODEL NUMBER 917.
REPAnR PARTS TRACTOR -- MODEL NUMBER 917.256511 ELECTRICAL KEY NO.
REPAIR PARTS TRACTOR -- MODEL NUMBER 917.256511 CHASSIS AND ENCLOSURES 30 17 18 26 26 25 31 29 14 28 26 14........ 4 _-..
RIEPAURPARTS TRACTOR - - MODEL NUMBER 917.256511 CHASSIS AND ENCLOSURES KEY NO. PART NO.
REPAIR PARTS TRACTOR -- MODEL NUMBER 917.256511 DRIVE 19 57 _, ,_ - ,-% _ 72 66 i 116 ,64 65 / 52 I , 110 52 ..
REPAIR PARTS TRACTOR -- MODEL NUMBER 917.256511 DRIVE KEY NO. ! 2 3 4 5 6 7 8 10 11 12 13 14 15 19 21 22 24 25 26 27 28 29 30 31 32 34 35 36 37 38 39 40 41 PART NO. 142603 146682 123666X 12000028 121520X 17490512 130802 131679 STD561210 105701X 19151216 74550412 STD551125 74490544 STD541437 106933X 130804 STD541237 106888X STD551037 STD561210 145204 124236X 130807 127275X STD523107 151128 !20183X STD551062 STD571810 123674X STD523727 4470J 153399 KEY NO. DESCRIPTION PART NO.
REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256511 STEERING ASSEMBLY 1 i 1 I t 46 47 14 \. 27 j18 11 12 10 "_.
REPAIR PARTS TRACTOR STEERING -- MODEL NUMBER 917,256511 ASSEMBLY KEY NO, PART NO.
REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256511 SEAT ASSEMBLY 14 ! l t 5 26 KEY NO.
REPABR PARTS TRACTOR -- MODEL NUMBER 917.256511 DECALS !4 9 17 8 6 3 7 21 7 5 4 8 14 16 11 I3 15 KEY NO. 1 2 3 4 5 6 7 8 9 10 11 12 PART NO. 138955 273270 150676 150677 150680 133644 142235 150685 128314 149516 137537 4900J DESCRIPTION KEY NO.
REPAIR PARTS TRACTOR - - MODEL NUMBER 917.
REPAnR PARTS TRACTOR -- MODEL NUMBER 917.256511 ENGINE KEY NO. 1 2 3 PART NO. 132759 17720410 150457 4 i3 14 15 16 23 29 31 32 33 35 37 36 137352 272293 13280324 1320030O STD551237 150554 137t80 t09202X 123549X 123487X 17490512 137040 ...... 40 44 46 62 72 78 8I 124028X 17490412 19O91416 STD551131 71070512 1749O620 128861 NOTE: DESCRIPTION Control Throt Rh BIk Pd115 10 Screw Hex Thd Cut 1/4-20x5/8 T Engine B&S 15/15.
REPAIR PARTS TRACTOR - - MODEL NUMBER 917.
REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256511 LIFT KEY NO. PART NO. 1 136973 2 122507X 3 105767X 4 12000002 5 19211621 6 120183X 7 125631X 8 122365X 10 122512X 11 !39865 t2 139866 13 STD624008 15 127218 '16 73350800 17 130171 18 73800800 19 139868 20 3146R 31 140302 32 73540600 DESCRIPTION Rod Asmo Lever Shaft Asmo Lift Pin Groove E Ring #5133-62 Washer 21/32 x 1 x 21 Ga. Bearing Nylong Grip Handle Fluted Button Plunger Read Spring Cprsn Link Asm Lift L.Ho Link Asm Lift R.
REPAIR PARTS TRACTOR -- MODEL NUMBER 917,256511 MOWER 76 77 74 92 52 33 32 31 58 21 t I , \ 2 22 23 24 26 16 28 29 18 44 27
RIEPARRPARTS TRACTOR - - MODEL NUMBER 917.256511 MOWER KEY NO. PART NO.
REPAIR PARTS TRACTOR -- MODEL NUMBER 917.
REPAIR PARTS TRACTOR -- MODEL NUMBER 917.256511 DANA TRANSAXLE KEY PART NO° NO.
REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256511 BRIGGS & STRATFON ENGINE - MODEL NUMBER 28N707, TYPE NUMBER 3 0171-01 230 552 614 9 634A 718 635 337 f 35 REQUIRES SPECIAL TOOLS TO INSTALL.
REPAIR PARTS TRACTOR BRIGGS & STRATTON ENGINE - - MODEL - MODEL NUMBER NUMBER 917.256511 28N707, TYPE NUMBER :: iii 0171-01 ii i ii Jlllllllllllll,,,, ,,,, ,,, , , 16 1033 VALVE OVERHAUL KIT 46 0 22 15 130 15 147 _ ' _ 634 .... 611 127 "13eO _123 _k REQUIRES SPEClALTOOLS TO INSTALL. SEE REPAIR INSTRUCTION MANUAL.
REPAIR PARTS TRACTOR .. - MODEL NUMBER 917.
REPAIR PARTS TRACTOR -- MODEL NUMBER 917.256511 BRIGGS & STRATTON ENGINE 222 - MODEL NUMBER _ _'/) _{[_::_266 _J_ _ TYPE 232j it0_19 _ 28N707, LABEL'KIT ................
REPAIR PARTS TRACTOR -- MODEL NUMBER 917.256511 BRIGGS & STRATTON KEY PART NO. NO.
REPAnR PARTS TRACTOR BRIGGS & STRATTON KEY PART NO° NO, 284A 94073 294 810068 304 496280 305 94729 306 225020 307 94386 309 497595 310 497602 311 497608 333 495859 334 93381 337 491055 346 93705 356 97708 358 495993 363 19203 383 89838 423 94073 445 493909 455 222561 467 493903 468 224948 474 393474 482 93621 510 497606 523 495230 524 68838 525 496113 535 272403 537 281106 544 497603 552 231597 562 92613 592 231082 601 93053 611 493496 614 93306 615 263080 618 262803 634 281168 634A 491323 634B 281167 635
SERVICE N 54
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. i Jl A AA _! i ill i illl illii • IIIH| iillllllll i illllll, t Operate your Tractor up and down the face of slopes (not greater than 15°), never across the face. Make turns gradually to prevent tipping or loss of control. Exercise extreme ! caution ! when changing direction on slopes.
I:RnFT/MnNo OWNER'S MANUAL MODEL NO. 917.256511 15,5 HP IC ELECTRIC START 42" MOWER 6 SPEED TRANSAXLE LAWN TRACTOR Each tractor has its own model number. Each engine has its own model number. The model number for your' tractor will be found on the model plate located under the seat. The model number for your engine will be found on the blower housing of the engine.
