Manuals / Sears / Lawn and Garden / Lawn Mower

Sears 917.257720 18HP 44 TRACTOR .. MODEL NUMBER, Repair Parts, DESCRiPTiON, Cylinder Head

Models: 917.257720

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18HP 44" TRACTOR .. MODEL NUMBER 917.257720

REPAIR PARTS

18HP 44" TRACTOR .. MODEL NUMBER 917.257720

KOHLER ENGINE ° MODEL NUMBER MV18S, TYPE NUMBER 58560

CRANKSHAFT

KEY PART

NO. NO.

152 014 93

2 52 468 03

52 468 04

52 468 05

DESCRiPTiON

Crankshaft

Washer, Thrust .119/.122 (A.R.) Washer, Thrust .128/.131

Washer, Th rust .137/. 140 (A. R,)

ELECTRIC STARTER

KEY PARTDESCRIPTmON

NO, NO.

1	52 098	12	Starter Assembly
2	X-20-1		(Includes Key Numbers 4 thru 9)
2	X-20-1		Washer,	Lock 1/4 (2)
3	X-81-1		Nut, Hex	1/4-20 (2)
4	82 755	26	Kit, Drive
5	52 081	07	Cap, Drive End

DiPSTiCK

KEY PART

NO. NO.

1 52 038 14

2X-25-44

352 032 14

441 153 01

552 126 11

652 123 20

747 139 01

CYLINDER HEAD

KEY PART

NO, NO,

152 04.1 20

2 52 015 08

3 220534

4 41 086 02

DESCRiPTiON

Dipstick Assembly

Includes Key Numbers 2 and 3)

asher, Plain 5/16

Seal, Rubber

Q-Ring

Bracket, Oil Tube Support

Tube, Oil Fill 11-7/8

Plug, Hex, Countersunk

3/4 N.P.T.F.

DESCRiPTiON

Gasket, Head (2)

Cylinder Head (2) Washer. Plain 5/16 (18) Screw, Hex Head 5/16-18 x 1-1/2 (18)

6	52 170 05		Armature
7	52 211	01	Bolt,	Thru (2)
8	52 227	10	Cap, Commutator End
9	82 755	28	Kit,	Brush
NOT ILLUSTRATED
- -	25 450	03	Tag,	Caution

EXHAUST

KEY PARTDESCRiPTiON

NO. NO,

1	52	126 12		Bracket
2	X-25-72			Washer,	Plain (3)
3	52	086	11	Screw	1/4-20 x 5/8 (3)
4	52	041	14	Gasket,	Exhaust (2)

NOTE: All component dimensions given in U.S. inches 1 inch = 25.4 mm

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Sears 917.257720 18HP 44 TRACTOR .. MODEL NUMBER, Repair Parts, KOHLER ENGINE MODEL NUMBER MV18S, TYPE NUMBER, DESCRiPTiON

Contents

Customer Responsibilities L NUMBER 917.257720 OWNERSMANUALAssembly Operation Service and Adjustments Repair PartsLook for this symbol to point out impor SAFETY RULESSAFETY IS INVOLVED Safe Operation Practices for Ride-OnMowersPRODUCT SPECIFICATIONS MAINTENANCE AGREEMENTLIMITED 90 DAY WARRANTY ON BATTERY CUSTOMER RESPONSNBILmTIESMAINTENANCE LE OF CONINDEX SCHEDULEMAINTENANCE ESSORIES AND ATTAC ENTSENGINE PERFORMANCEE PACK CONTENTS ,OFParts Bag contents shown full size Parts bag contents not shown full sizeTO REMOVE TRACTOR FROM CARTON TOOLS REQUIRED FOR ASSEMBLYBEFORE ROLLING TRACTOR OFF SKID UNPACK CARTONASSEM LY HOW TO SET UP YOUR TRACTORPREPARE BATTERY See Fig, INSTALL SEAT See Fig.CHECK FOR PROPER POSiTiON OF ALL BELTS INSTALL MOWER AND DRIVE BELTCHECK DECK LEVELNESS INSTALL BATTERY See Figs, 5 and ASSEMBLYv CHECKMST KNOW YOUR TRACTOR ERATIONOPERATI HOW TO USE YOUR TRACTORTO ADJUST MOWER CUTTING HEIGHT See Fig. TO SET PARKING BRAKE See Fig.BEFORE STARTING THE ENGINE OP RATTO ADJUST GAUGE WHEELS See Fig. TO OPERATE MOWER See Figs. 7 andMOWING TIPS OPERATmONADD GASOUNE TO START ENGINE See Fig.CUSTOME RESPONSiBiLiTiES LUBRICATION CHARTGENERAL RECOMMENDATIONS MAINTENANCETRACTOR CUSTOME RESPO LITIESBRAKE OPERATION TIRESSl LITIES CUSTOENGmNE BATTERY See Fig.CUSTOME CLEANINGPONSI ILITIES CLEAN AmR SCREEN See Fig.TRACTOR SERVICE ADJU NTSTO iNSTALL MOWER TO LEVEL MOWER HOUSINGTO REPLACE MOWER DRIVE. BELT SERVICE AND AOJ STMENTSSE CE ADJUSTMENTSTO ADJUST BRAKE See Fig. TO ADJUST ATTACHMENT CLUTCH See Fig.TO ADJUST STEERING WHEEL ALIGNMENT SERVICE AND ADJUSTMENTSFRONT WHEEL TOE-INADJUSTMENT TO REPLACE MOTION DRmVE BELT See Fig,covE_ \ SE CE AN A USTMENTSPOSTVEI NE TO REMOVE WHEEL FOR REPAIRSSee Fig. E CE AND ADJUSTMENTSTO ADJUST ATTACHMENT LiFT SPIRING See Fig. ADJU ENTS SERVICE AENGINE TO ADJUST THROTTLE CONTROL CABLE See Fig. 38 &OTHER STORAGEBATTERY TRACTORSE ICE OTES TiOUBLESHOOTING LESH TROUPOINTS PROBLEMSTARTER 18 HP 44 TRACTOR = MODEL NUMBER SCHEMATICREDo--_aa X a /--O_L!I BLAO18 HP 44 TRACTOR - - MODEL NUMBER REPAIR PARTSDECALS WHEELS & TIRESREPAIR PARTS 18 HP 44 TRACTOR - MODEL NUMBERELECTRICAL 22 23REPAIR PARTS 18 HP 44 TRACTOR --MODELNUMBER 917,257720ELECTRICAL DESCRmPTIONREPAIR PARTS 18 HP 44 TRACTOR = MODEL NUMBERCHASSIS AND ENCLOSURES 18 HP 44 TRACTOR - MODEL NUMBER REPAIR PARTSCHASSIS AND ENCLOSURES REPAIR PARTS GROUND DRIVE18 HP 44 TRACTOR - MODEL NUMBER 37 3818 HP 44 TRACTOR - MODEL NUMBER REPAIR PARTSGROUND DRIVE PARTREPAIR PARTS 18 HP 44 TRACTOR = MODEL NUMBER STEERING ASSEMBLY23 22 27 19REPAIR PARTS STEERING ASSEMBLY18 HP 44 TRACTOR = MODEL NUMBER KEY PART8 HP 44!TRACTOR REPA_ PA_T$ENGIN,E • MODEL NUMBER _ ,SREPAIR PARTS 18 HP 44 TRACTOR = MODEL NUMBER ENGINEKEY PART NO. NO PART8--.._G__/= SEAT ASSEMBLY18 HP 44 TRACTOR - MODEL NUMBER 917,257720 REPAIR PARTS18 HP LiFT ASSEMBLYTRACTOR .. MODEL NUMBER 20 191818 HP 44 TRACTOR - MODEL NUMBER REPAIR PARTS44 MOWER DECK 4838298 HP 44 TRACTOR .- MODEL NUMBER 9! 7,257720 1- ec, e, oloREPAIR PARTS 44 MOWER DECKREPAIR PARTS 18 HP 44 TRACTOR MODEL NUMBERTRANSAXLE 86_85 88___8718 HP 44 TRACTOR = MODEL NUMBER REPAIR PARTSTRANSAXLE PARTlilt I_+ -+ REPAIR PARTS+++++ 18 HP 44 TRACTOR - MODEL NUMBER=MODEL NUMBER 18 HP 44 TRACTORREPAIR PARTS KOHLER ENGINE = MODEL NUMBER MV18SKOHLER ENGINE - MODEL NUMBER MV18S, TYPE NUMBER REPAIR PARTS18 HP 44 TRACTOR - MODEL NUMBER 917,257720 REPAIR PARTS 18 HP 44 TRACTOR = MODEL NUMBER 9!KOHLER ENGINE = MODEL NUMBER MV18S, TYPE NUMBER KEY PARTDESCRiPTiONKOHLER ENGINE - MODEL NUMBER MV18S, TYPE NUMBER 18 HP 44 TRACTOR o MODEL NUMBERREPAIR PARTS REPAIR PARTS 18HP 44 TRACTOR .. MODEL NUMBERKOHLER ENGINE MODEL NUMBER MV18S, TYPE NUMBER DESCRiPTiON\ s \ 18 HP 44 TRACTOR- MODEL ,NUMBER 917o257720REPAIR PARTS KOHLER ENGINE o MODEL NUMBER MV18S, TYPE NUMBER18 HP 44 TRACTOR - MODEL NUMBER REPAIR PARTSKOHLER ENGINE - MODEL NUMBER MVlSS, TYPE NUMBER PARTL____T_____ REPAIR PARTS18 HP 44 TRACTOR - MODEL NUMBER KOHLER ENGINE = MODEL NUMBER MV18S, TYPE NUMBERLOW OIL PRESSURE SWITCH REPAIR PARTS18 HP 44 TRACTOR - MODEL NUMBER KOHLER ENGINE - MODEL NUMBER MV18S_ TYPE NUMBERRViCE OTE than 15 , never greateracross MakeA AL IF YOU NEED REPAIR SERVICE OR PARTSMODEL NO. 18.0HP IC ELECTRIC START 44 MOWER