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Owner's Manual
[RAFTXMAN°
3.5 HORSEPOWER
20" SIDE DISCHARGE
ROTARY LAWN MOWER
Model No.
917.387203
• Safety
• Assembly
• Operation
• Maintenance
• EspaSol
° Repair Parts
CAUTION:
Read and follow all
Safety Rules and Instructions
before operating this equipment
Sears, Roebuck and Co., Hoffman Estates, IL 60179
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Warranty 2 Product Specifications 9 Safety Rules 2 Service and Adjustments 11 Assembly 4 Storage 12 Operation 5 Troubleshooting 13 Maintenance Schedule 8 Repair Parts 30 Maintenance 8 Parts Ordering Back Cover LIMITED ONE YEAR WARRANTY ON CRAFTSMAN POWER MOWER For one year from date of purchase, when this Craftsman Lawn Mower is maintained, lubricated, and tuned up according to the operating and maintenance instructions in the owner's manual, Sears will repair free of charge any defect in materi
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hot.Allowtl_eengineto coolfor several • Never cut grass by pulling the mower towards you. Mow across the face of minutesbeforefillingthegastank.Clean slopes, never up and down or you might offanyspilledgasolinebefore starting the lose your footing. Do not mow exces- engine. sively steep slopes. Use caution when • Always make wheel height adjustments operating the mower on uneven terrain before starting your mower. Never or when changing directions -- maintain attempt to do this while the engine
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These accasscrlaswere availablewhen thislawn mowerwas produced.Thay are also availableat mostSears retailoutletsandservicecenters. Most Sears storescan alsoorder repairpertsfor you, when youprovidethe modelnumberofyourlawnmower. Some ofthese accessories may not apply to your lawn mower. LAWN MOWER PERFORMANCE CUPPING DEFLECTOR FOR REAR DISCHARGE LAWN MOWERS MULCHERK]TS STABILIZER GRASS CATCHERS FOR FOR REAR DISCHARGE SIDE DISCHARGE GRASS CATCHERS LAWN MOWERS LAWN MOWERS GAS CANS LAWN MOWER MAINT
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Operator presence control bar Upper handle '@kifl upS/ handle KNOW YOUR LAWN MOWER READ THIS OWNER'S MANUALAND SAFETY RULES BEFORE OPERATING YOUR LAWN MOWER. Compare the illustrations with your lawn mower to familiarize yourself with the location of various controls and adjustments. Save this manual for future reference. These symbols may appear on your lawn mower or in literature supplied with the product. Learn and understand their meaning. CAUTION ENGINE ENGINE FAST SLOW Ct'_KE FUEL OIL DANGE
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The operationof any lawn mower can resultin •Rernove engineoilp/ugandfluto the topof slotinfiller hole. foreign objectsthrown intothe eyes, whichcan resultinsevere eye damage. Always wear • Use 20 ozs. of oil. Fortypeand grade ofoil to use,see =ENGINE"inMaintenance safety glassesoreye shields while operating sectionof this manual. your lawn mowerorperformingany adjust- meritsorrepairs. We recommend a wide • Pouroil slowly. Do notoverfill • Check oil levelbeforeeach use. Add oilif visionsafety ma
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MOWING TIPS TO START ENGINE • To start a cold engine, push primer five • Under certain conditions, such as very tall grass, it may be necessary to raise (5) times before trying to start. Use a the height of cut to reduce pushing effort firm push. This step is not usually necessary when starting an engine and to keep from overloading the engine and leaving clumps of grass clippings. It which has already run for a few minutes. may also be necessary t° reduce • Hold operator presence control bar gr
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DA"rES s .v,c i _/im Chec_ for Loose Fasteners Is/ I I_ Clean/Inspect Grass Catcher M CleanLawnMower (Power-Propelled Mowem) q/ O Clean Under Drive Cover Ched_ drive belt/pulleys S (Power-Propelled Mowers) I/ CheddShame_tReplace Blade _1_, 3 Lubrication Chad V' Clean Battery/Recharge IB o Mow 1 V' E CheckEngineOil Level N Change EngineOil !,/1,2 G Clean Air Filter Ii/ 2 I Inspect Muffler _/ N aean orReplace SparkPlug v E Replace AirFilter Paper Cartridge I/2 t - Changemore oftenwhenopera,rig un
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PRODUCT SPECIFICATIONS MODEL NUMBER 917.387203 SERIAL NUMBER DATE OF PURCHASE HORSEPOWER: 3.5 DISPLACEMENT: 9.05CU. IN. GASOLINE CAPACITY/TYPE: 1.25 QUARTS UNLEADED REGULAR OIL TYPE (API-SF/SG/SH): SAE 30 (ABOVE 32°F) SAE 5W-30 (BELOW 32°F) OIL CAPACITY: 20 OZS. SPARK PLUG(GAP: .030") CHAMPION RJ19LM OR J19LM VALVE CLEARANCE: INTAKE: .004 - .008 EXHAUST: .004 - .008 SOLID STATE IGNITION AIR GAP: .0125 IN. BLADE BOLT TORQUE: 35-40 FT. LBS. The model and serial numbers will be found on a decal att
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• The recommended tightening torque is SAE VISGOS_TY GRADES 35-40 ft. Ibs. IMPORTANT: Blade bolt is grade 8 heat treated. -26* ._o- 6- lO- 20- 30- TO SHARPEN BLADE TEMPERATURE RANGE ANTICIPATED BEFORE NEXT OIL CHANGE NOTE: We do not recommend sharpening NOTE: Althoughmulti-viscosity oils(5W30, blade - but if you do, be sure the blade is 10W30 etc.) improvestarlingincoldweather, balanced. these multi-viscosity oils willresultinincreased Care should be taken to keep the blade oilconsumption when u
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CLEANING • Remove filter from inside of cover. • Clean the inside of the cover and the collar IMPORTANT: For best performance, keep to remove any dirt accumulation. mower housing free of built-up grass and • Insert new filter into cover. trash. Clean the underside of your mower after • Put air tilter cover and filter into collar each use. aligning the tab with the slot. CAUTION: Disconnect spark plug wire from • Push in on cover and turn clockwise to spark plug and place wirewhere it cannot tigh
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controla totheupperhandle. Lower handle • Tochange frommedium lowtohigh position onlytheupperhandlesection will Mounting have to be turned over. bracket • To change from medium low to low posHion, Squeeze to only the lower handle section will have to be remove Medium high Hairpinclip Medium ENGINE low CARBURETOR Your carburetor has a non-adjustable fixed main jet for mixture control. If your engine does not operate properly due to suspected carburetor problems, take your lawn mower to an authori
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ENGINE OIL ENGINE FUEL SYSTEM Drain oil (with engine warm) and replace with clean engine oil. (See"ENGINE" inthe IMPORTANT: It is important to prevent Maintenance section of this manual). gum deposits from forming in essential fuel CYLINDER system parts such as carburetor, fuel filter, fuel hose, or tank during storage. Also, • Remove spark plug. • Pour one ounce (29 ml) of oil through spark experience indicates that alcohol blended plug hole into cylinder. fuels (called gasohol or using ethanol
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TROUBLESHOOTING CHART PROBLEM CAUSE CORRECTION Loss of power • Rear of lawn mower housing • Set to "Higher Cut" or curling blade dragging pos_on. in heavy grass. • Cutting too much grass. • Set to =Higher Cut" position. • Dirty air filter. ,• Cloan/replace air filter. • Clean underside of mower • Bu_lup of grass, leaves, and trash under mower. hous j. I • Check oillevel. • Too much oil in engine. • Waildng speed too fast. _. Cut at slower walking speed. Poor cut - uneven •Wom, bent or loose blad
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29
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ROTARY LAWN MOWER MODEL NO. 917.387203 39 36 14 24 0 ,35 34 15 36 53 52
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ROTARY LAWN MOWER MODEL NO. 917.387203 KEY PART KEY PART NO. NO, DESCRIPTION NO. NO. DESCRIPTION Bellevllle Washer Control Bar 34 62335 1 86902 Shoulder Belt 2 153638 Rope Guide 35 142748 Wheel and Tire Assembly 3 851201X004 Engine Washer 36 700263 Nut 4 165451X479 Upper Handle 37 83923 Lower Handle 39 800090 Hubcap 8 157081X479 Thread Cuffing Screw 5/16-18 x 3/4 7 131959 Handle Bolt 5/16-18 x 1-3/4 41 149741 8 850733X004 Danger DeCal Up-Stop Bracket 42 85463 Locknut 3/8-16 Hex Washer Head Screw
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CRAFTSMAN 4-CYCLE ENGINE MODEL NUMBER 143.993500 O_370K 370C 110_ 135 130 1Ol 120 119 416 _174 178 32
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CRAFTSMAN 4-CYCLE ENGINE MODEL NUMBER 143.993500 KEY PART KEY PART NO. NO. DESCRIPTION NO, NO. DESCRIPTION Intake Valve (Std.) 1 37280 Cylinder 126 36781 (Ind. 151) (Incl. 2,20 & 150) Dowel Pin 130 6021A Screw, 5/16-18 x 1-1/2= 2 2_._7 Breather Element 135 35395 ResistorSpark 6 3,3._'_4 Plug(RJ19LM) 7 36557 Breather Assay. Valve Spring (Ind. 6 & 12A) 150 31672 Breather Tube 151 31673 12 36775 Valve Spring Cap Breather Cover & Tube 151A 40017 Intake Valve Seal 12A 36558 • Valve Cover Gasket (Ind.
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CRAFTSMAN 4-CYCLE ENGINE MODEL NUMBER 143.993500 KEY PART NO. NO. DESCRIPTION B-- 640173 Carburetor (Incl. 184 of Engine Parts List 1 631615 Throttle Shaft & Lever Assembly 2 631767 Throttle Retum Spring 4 631184 • Dust Seal Washer (Throttle) 5 631183 • Dust Seal (Throttle) Throttle Shutter 6 631616 7 650506 * Shutter Screw 16 631807 Fuel Fitting Float Bowl 25 631700 • Float Shaft 27 631024 28 632019 Float 29 631028 • Float Bowl "O" Ring 30 631021 • Inlet Needle, Seat & Clip (Incl. 31) 31 631022
