® MODEL NUMBER 917.
SAFETY Practices RULES for Ride-On Safe Operation Mowers & IMPORTANT: THIS CUTTING MACHINE IS CAPABLE OFAMPUTATING HANDS AND FEET AND THROWING OBJECTS. FAILURE TO OBSERVE THE FOLLOWING SAFETY INSTRUCTIONS COULD RESULT IN SERIOUS INJURY OR DEATH. I. GENERAL • 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.
PRODUCT 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 Service CentedDepartment. We have competent, welt-trained technicians and the proper tools to service or repair this tractor. Please read and retain this manual. The instructions will enable you to assemble and maintain your tractor properly.
TABLE OF CONTENTS SAFETY RULES ............................................................ 2 PRODUCT SPECIFICAT!ONS .................................... :_3 CUSTOMER RESPONSIBiLiTiES ..................... 3, 13-1{} WARRANTY .................. _, ................................................ 3 TABLE OF CONTENTS ................................................. 4 iNDEX ............................................................................ .4 TRACTOR ACCESSORIES ......................................
ACCESSORmES AN These accessories catalog and attachments and service ENGINE centers. were available Most Sears SPARK PLUG when the tractor stores can order these GAS CAN ENGINE OiL ATTACHMENTS was purchased. items They are also available for you when you provide at most Sears the model number retail outlets, of your tractor. MAINTENANCE FUEL STABILIZER PERFORMANCE Sears offers a wide variety of attachments that fit your tractor.
CONTENTS Parts Bag contents OF shown full size DWARE PAC Parts packed separately in carton ÷ Seat (1) Shoulder Bolt 5/16q8 (1) Knob (1) Washer 8artery acid Steering Wheet Bakery Steering Sleeve 17/32 x 1-3/16 x 12 Gauge Parts bag contents (2) Hex Bolts t/4-20 x 3/4 not shown Wheel teering Insert _! (2) Keys ful! size (2) Hex Nuts 1/4-20 (2) Battery Carriage (2) Washers Bo|ts 1/4-20 × 7-1/2 9/32 x 5/8 x 16 Ga. Terminal Guard (2) Lock Washers L 1/4 q I ................
Yournewtractorhasbeenassembled atthefactorywiththeexception 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 their proper tightness. TOOLS REQUmRED FOR ASSEMBLY ._ A socket wrench set will make assembly easier. Standard wrench sizes are listed.
ASS LY HOW TO SET UP YOUR TRACTOR iNSTALL PREPARE Adjust seat before tightening adjustment knob. BATTERY CAUTION: (See Fig. 3) Wear eye and face shield. Wash hands or clothing _ immediately ff • Remove cardboard packing on seat pan. • Place seat on pan and assemble shoulder bolt. • Assemble adjustment knob and fiat washer loosely. Do not tighten. Tighten shoulder bolt securely. Oo not smoke. Fumes from charged accidentallyincontactwithbatteryacid. battery acid are explosive.
ASSEMBLY HNSTALL BATTERY {See Figs, 5 & 6) WING NUTS CAUT1ON: Do not short battery terminals. Before installing battery, remove metal bracelets, wristwatch bands, rings, etc. DOORS Positive terminal must be connected first to prevent sparking from accidents! grounding. BATTERY BOLT CAPS KEY HOLE , Raise hood. , Make sure drain tube is fastened to drain hole in battery tray and battery tray is positioned in hole of battery support.
OPERATIC KNOW YOUR TRACTOR READ THIS OWNER'S MANUAL AND SAFETY RULES BEFORE OPERATING YOUR TRACTOR, Compare the illustrations with your tractor to fami/iarize yourself with the location of various controls and adjustments. Save this manual for future reference.
OPERATION l_ The operation of any tractor can result in foreign objects thrown into the eyes, which can result in 1 severe eye damage. Always wear safety glasses or eye shietds before starting your tractor and while I maving. We recomme,d wide visien safety mesk for overthe ,pectaeles._or_s!_ HOW TO USE YOUR TRACTOR TO SET PARKING BRAKE (See Fig. 8) Your unit is equipped with an operator presence sensing switch.
OPERATION TO TRANSPORT ADD GASOL|NE , Raise attachment lift to highest position with liftcontrol. • , When pushing or towing your unit, be sure gearshift lever is in "NEUTRAL" position. • Do not push or tow unit at more than five (5) MPH. Fi!f fuel tank. Use fresh, clean, regular unleaded gasoline. (Use of leaded gasoline wilt increase carbon and lead oxide deposits and reduce valve life).
CUSTOM MAINTENANCE BmL ES SCHEDULE FILL iN DATES AS YOU COMPLETE REGULAR SERVICE SERVICE DATES Check Brake Operation Iv' Check for Loose Fasteners J G## Sharpen!Replace Mower Blades Lubrication Chart Check Battery Level/Recharge V" v" Check Transaxfe Cooling Adjust Blade Belt(s) Tension Motion Drive Belt(s) Engine V'5 V'5 Tension Check Engine Oil Level Change .......
CUSTOM ILITIES TRACTOR BATTERY Always observe safety rules when performing any maintenance. 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 it's life. BRAKE • Acid solution level in each battery cell should be even with bottoms of vent wells. Add only distilled or iron free water if necessary. Do not overfill. • Keep battery and terminals clean. - Keep battery bolts tight.
CUSTOMER FIESPONSIBmLITIES ENGINE LUBRICATION Only use high quality detergent oil rated with API service classification SG. Select the oil's SAE viscosity grade according to your expected operating temperature. SAEVISCOSITYGRADES FIG. 13 °F -20 _ TEMPERATURE 0o 30_ 32_ 40_ RANGE ANTICIPATED 60 ° 80 _ 100 ° BEFORE NEXT OIL CHANGE CLEAN AIR SCREEN (See Fig. 14) Air screen must be kept free of dirt and chaff to prevent engine damage from overheating.
CUSTOMER AiR FILTER RESPONSiBiLITIES ENG1NE OtL FILTER (See Fig. 15) Your engine will not run properly using a dirty air filter. Clean the foam pre-cleaner element after every 25 hours of operation or every season. Service paper cartridge every !00 hours or every season, whichever occurs first. Replace the engine oil filter every season or every other oil change if the tractor is used more than 100 hours in one year. Service air cleaner more often under dusty conditions.
SERVICE CAUTION: BEFORE PERFORMING Depress clutch/brake _ ® * ADJUSTMENTS ANY SERVICE OR ADJUSTtVlENTS: pedal fully and set parking brake. Place attachment clutch in "DISENGAGED position, lace ignition gearshift keylever in 'NEUTRAL'position. Turn "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. POWER TAKE OFF (CLUTCH Fig, 17) Stop engine.
SERVICE AND ADJUSTMENTS TO REPLACE MOTION Figs. 19 and 20) DRIVE BELT (See TO ADJUST STEERING WHEEL ALIGNMENT If steering wheel crossbars are not horizontal (left to right) when wheels are positioned straight forward, remove steering wheel and reassemble per instructions in the Assembly section of this manual. Park the tractor on level surface. Engage parking brake. For ease of service there is a belt installation guide decal On bottom side of left footrest. It is not necessary to remove mower.
SERVICE AND ADJUSTMENTS TO REMOVE WHEEL FOR REPAIRS TO REMOVE CABLES, REVERSE ORDER • FRONT WHEEL (See Fig. 23) • Block up axle securely. o Remove axle cover, retaining ring and washersto allow wheel removal. . Repair tire and reassemble. • Replace washers and snap retaining ring securely in axle groove. ® Replace axle cover. BLACK cable first from left side of chassis and fully charged battery. RED cable last from both batteries. WASHERS RETAINING RtNG AXLE COVER FIG. 23 L.
SERVICE A TO REMOVE HOOD (See Figs. 26 & 27) AND GRILL ADJUSTMENTS ASSEMBLY With engine off turn idle fuel adjusting needle in (clockwise) closing it finger tight and then turn out (counterclockwise) 1-1/4 turns. • Lift hood. Disconnect headlight wire connection. o Unscrew one screw at rear of each side panel. • Pivot hood and side panel forward and lift off tractor. Turn main fuel adjusting needle in (clockwise) closing finger tight and then turn out (counterclockwise) 1 turn.
STORAG ENGINE Immediately prepare your tractor for storage at the end of the season or if the tractor will not be used for 30 days or more. FUEL SYSTEM N_-Neverstore the tractor wit_'_*"-'---'--_ n the tank inside a building where fumes may reach an open flame or spark. AI!ow the engine to cool i _ J_ in.,y .o'osu,e. TRACTOR Remove mower from tractor for winter storage. When mower is to be stored for a period of time, clean it thoroughly, remove all dirt, grease, leaves, etc.
"FRO PROBLEM CAUSE Wil! not start 1. Out of fuel. 2. 3. 4. 5. 6. 7. Engine not "CHOKED" Engine flooded. Bad spark plug, Dirtyair filter. Dirty fuel filter. Water in fuel LESHOOTING CORRECTION t, Fill fuel tank. properly, 2, 3. 4. 5, 6. 7. 8, 9. 10. Loose or damaged wiring, Carburetor out of adjustment, Engine valves out of adiustment. 8. 9. t0. See "TO START ENGINE" in Operation section. Wait several minutes before attempting to start, Replace spark pJug.
TROUBLESHOOTING .......... PROBLEM Engine continues to run when operator leaves seat with attachment clutch _._m. CORRECTION CAUSE 1. Faulty operator-safety presence control system. 1. 2. 3. 4. Worn, bent or loose blade. Mower deck not level. Buitdup of grass, leaves, and trash under mower. Bent blade mandrel. 1. Check wiring, switches and connections. If not corrected, contact an authorized service cented department. 1. 2. 3. 4. Replace blade. Tighten blade bolt. Level mower deck.
20 HP TRACTOR - o MODEL NUMBER 917,250051 SCHEMATIC RED BLACK BATTERY FUSE 30 AMP, U",.D RED WHITE _C *...... DI t 1 STARTER WHITE BLACK RED _ C) _ J F _ CLUTCH / BRAKE (PEDAL UP) NED ] I E_ _ B RED ELECTRIC CLUTCH _ A RgD _ F BLACK _ PTO (DISENGAGED) I ........
REPAIR PARTS 20 HP TRACTOR ELECTRIC - - MODEL NUMBER 917.250051 LiFT ACTUATOR \ \ \ \ \ \ 7 f i 11 <12 \ \ \ \ 14 \ \ \ 13 \ \ KEY NO. PART NO. 1 I862J 2 3 4 5 6 7 1863J 8331J 1857J 1865J 1864J 877A149 I f DESCRIPTION KEY NO. Screw - Sl. Fil. Hd. Mach. No, 1032 x 1-5/8 Lockwasher - No, 10 Housing Cover Cover Gasket Snap Ring Retaining Ring Spring Washer (Use 3 or 4 as req'd.) 25 PART NO.
REPAIR PARTS 20 HP TRACTOR - - MODEL NUMBER 917.
REPAIR PARTS 20 HP TRACTOR - MODEL NUMBER 917.25005! ELECTRICAL KEY PART NO. NO. 1 2 3 4 5 6 7 8 9 10 tl t2 13 14 15 16 109310X STD365402 123620X 124211X 417tR 1t0712X t21537X 7603J 7697J 109596X 138406 10090400 STD541225 17720408 104445X 71031008 17 18 19 20 21 22 73951000 74520636 139207 4152J 108824X 71130724 23 24 25 26 27 28 29 30 31 32 33 STD523707 !21080X 1!050600 4021J 4022J 4799J 131563 74641008 129458 127170X 128224 KEY PART NO. NO.
REPAIR PARTS 20 HP TRACTOR CHASS_SAND A 8 - = MODEL NUMBER 917=250051 ENCLOSURES C D E F L M ";f N 0 13 61 56 : @5 P (::,_62 6 43 53 5? H ,/17 44 : 28
REPAIR PARTS 20 HP TRACTOR CHASSIS AND KEY PART NO. NO. 1 127439 2 131451 3 105529X 4 109227X 5 73680500 6 275IR 7 120579X 8 126656X 9 73680600 10 12t642X459 11 106202X 12 123976X 13 STD523707 14 123740X 15 17490608 16 17 18 t9 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 17490616 105511X 121249X 124181X 7205041 t 105531X 105509X 127334X t23549X 106082X 123487X 7834R 7833R 105465X459 105466X 105464X459 t38597 110893X 7982J 74760716 73800600 - = MODEL NUMBER 917.250051 ENCLOSURES KEY PART NO.
REPAIR PARTS 20 HP TRACTOR GROUND A - - MODEL NUMBER 917.,?.50051 DRIVE B C D E F G G G Q._72 28 _4 _ t7 104 71 90 86, 85 87 V / \ L 9 1 H J K L M N O P Q R S ":i'70 _ 76 28 17 _.
REPAIR PARTS 20 HP TRACTOR GROUNO - - MODEL NUMBER 917.25005t DRIVE KEY PART NO, NO.
REPAIR PARTS 20 HP TRACTOR STEERING -- MODEL NUMBER 917.250051 ASSEMBLY /66 1{) A ._..
REPAIR PARTS 20 HP TRACTOR STEERING - - MODEL NUMBER 917.250051 ASSEMBLY KEY PART NO, NO.
REPAIR PARTS 20 HP TRACTOR - - MODEL NUMBER 917.250051 LiFT ADJUSTMENT 3 _/31 57 I 22 53 / 18 3839 A B 37 C 12 _C_:48 ....
REPAIR PARTS 20 HP TRACTOR - = MODEL NUMBER 917.250051 UFT ADJUSTMENT KEY PART NO. NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 15 16 t7 18 19 20 21 23 24 25 26 27 28 29 30 31 138O57 1t0807X 1t0811X STD570907 2876H 19131016 121794X 127808 109412X STD541431 128278 STD522505 73680400 110436X STD541237 74520628 5948J 5947J 19172410 5949J 124217X 110810X 19151218 12000037 7594J 7901J STD541237 7596J 105503X KEY PART NO. NO.
REPAtR PARTS 20 HP TRACTOR- - MODEL NUMBER 917.250051 TRANSA×LE 7 62 61 160 +.
REPAWFPARTS 20 HP TRACTOR = = MODEL NUMBER 917.250051 TRANSAXLE KEY PART NO. NO.
REPAER PARTS 20 HP TRACTOR - - MODEL NUMBER 917.250051 DECALS 7 1! I5 12 3 5 16 17 2 11 8 6 10 13 KEY PART NO. NO. 1 2 3 4 5 6 7 8 DESCRIPTION t36794 12849! 138292 138834 133354 105806X 128314 t37537 WHEELS Decal, Decal, Decal, Decal, Decal, Decal, Decal, Decal, Dash, Operating Instructions Hood, Stripe, L.H. Hood, Stripe, R.H. YTiGT Dash Side Panel, R.H. Logo Grille Fender Caution KEY PART NO. NO.
SERVICE NOTES 39
REPAIR PARTS 20 HP TRACTOR KOHLER ENGINE - MODEL NUMBER o - MODEL NUMBER M20QS, TYPE NUMBER 917.
REPAIR PARTS 20 HP TRACTOR KOHLER ENGINE - MODEL NUMBER == MODEL NUMBER M20QS, TYPE NUMBER 1 2 3 4 5 6 7 8 X-276-7 52 096 36 231032 52 082 04 45 083 01 45 083 02 237423 X-67-98 9 10 11 52 201 06 277093 52 754 01 !2 t3 14 15 52 086 11 25 041 06 X-22-9 X-50-57 16 X-50-37 17 X-25-79 49634 BAFFLES & SHROUD AiR |NTAKE KEY PART NO. NO, 917.250051 DESCRIPTION KEY PART NO. NO.
REPAIR PARTS 20 HP TRACTOR KOHLER ENGINE - MODEL NUMBER - - MODEL NUMBER M20QS, TYPE NUMBER 49634 _s_i _j 17 / "15 -" 17 42 917.
REPAIR PARTS 20 HP TRACTOR KOHLER ENGINE - MODEL NUMBER - = MODEL NUMBER M20QS, TYPE NUMBER 1 82 755 19 2 3 4 5 6 7 52 016 06 52 316 06 52 03t 01 X-82-2 52 468 12 5207212 8 25 086 13 9 25 086 t0 10 11 X-583_5 X-802-9 12 52 755 57 13 14 15 16 17 X_75-23 52 755 50 X-269-43 52 078 05 --- 18 19 25 086 12 82 755 18 20 21 22 23 24 25 26 27 12 136 07 12 173 03 52 032 10 52 030 10 52 030 11 52 030 !2 X-75-32 52 095 03 52 237 02 X_67-64 28 29 30 31 32 33 52 237 05 X-702-15 52 t23 10 52 t39
REPAIR PARTS 20 HP TRACTOR KOHLER ENGINE = MODEL NUMBER = = MODEL NUMBER M20QS, TYPE NUMBER 917.250051 49634 L \ / 2 4 °\ \\ _,,,_ %.
REPAIR PARTS 20 HP TRACTOR KOHLER ENGINE - MODEL NUMBER - - MODEL NUMBER M20QS, TYPE NUMBER CRANKSHAFT KEY PART NO. NO. 1 2 52 52 52 52 014 468 468 468 KEY PART NO. NO. Crankshaft Washer, Thrust .119/,122 (A.R.) Washer, Th rust .!28/. 13t Washer, Thrust .137/.140 (A.R.) CYLINDER HEAD KEY PART NO. NO. DESCRIPTION 1 2 52 041 20 52 755 78 3 4 5 25 086 07 220534 41 086 02 6 7 52 072 t5 X-82-2 Dipstick, Blade 11-5/16 Tube, Oil Level Screw #10-32 x 3/8 Clip, Tube Cap, Pipe Pipe, Oil Fill 3/4 !.
REPAIR PARTS 20 HP TRACTOR KOHLER ENGINE - MODEL NUMBER =- MODEL NUMBER M20QS, TYPE NUMBER FLYWHEEL 917.
REPAIR PARTS 20 HP TRACTOR KOHLER ENGINE - MODEL NUMBER o - MODEL NUMBER M20QS, TYPE NUMBER FLYWHEEL KEY PART NO. NO.
REPAIR PARTS 20 HP TRACTOR KOHLER ENGINE = MODEL NUMBER -- MODEL NUMBER M20QS, TYPE NUMBER 917.
REPAmRPARTS 20 HP TRACTOR KOHLER ENGINE - MODEL NUMBER - - MODEL M20QS, TYPE NUMBER 1 2 3 4 52 52 52 52 52 52 52 52 52 52 52 52 DESCRiPTiON 067 71 067 72 874 16 874 17 874 18 874 19 874 20 141 01 !08 09 108 10 108 11 108 12 9!7.250051 49834 OIL FILTER PISTON & ROD KEY PART NO. NO. NUMBER KEY PART NO. NO.
CE NOTES 5O
Z O J ..J m 3Z ;Z LU CL / O / O / LU Li. D. ! / / COO nO 9__E !--e_ {z= ! e Oh.e / zO I.LI > / 0_ LU 13.
® S/EA/,qS OWNER'S MANUAL 20.0 HP TWIN CYLINDER ELECTRIC START 6 SPEED TRANSAXLE GARDEN TRACTOR Each tractor has its own model number. Each engine has its own model number. MODEL NO. 917.250051 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. AIt parts listed herein may be ordered from any Sears, Roebuck and Co. Service Center/Department and most Retail Stores.
