background image

Summary of Contents for 917.377990

Page 1: ...ARY LAWN MOWER Model No 917 377990 Safety Assembly Operation Maintenance Espahol Repair Parts CAUTION Read and follow all Safety Rules and Instructions before operating this equipment Sears Roebuck and Co Hoffman Estates IL 60179 Visit our Craftsman website www sears com craftsman ...

Page 2: ...ghts and you may also have other rights which vary from state to state SEARS ROEBUCKAND CO D 817 WA HOFFMAN ESTATES ILLINOIS 60179 Safety standards require operator presence controls to minimize the risk of injury Your unit is equipped with such controls Do not attempt to defeat the function of the operator presence controls under any circumstances TRAINING Read this operator s manual carefully Be...

Page 3: ...ication of damage stop the engine safely check for the cause of vibration and repair as required Do not run the engine indoors Exhaust fumes are dangerous 3 Never cut grass by pulling the mower towards you Mow across the face of slopes never up and clown or you might lose your footing Do not mow excessively steep slopes Use caution when operating the mower on uneven terrain or when changing direct...

Page 4: ...fore you attempt to assemble or operate your new lawn mower IMPORTANT This lawn mower is shipped WITHOUT OIL OR GASOLINE inthe engine Your new lawn mower has been assembled at the factonl withthe exception of those parts left unaasembled for shipping purposes All partssuch as nuts washers bolts etc necessary to complete the assembly have been placed inthe parts beg To ensure safe and proper operat...

Page 5: ...e and Adjustment section of this manual Operator presence bar Mowing position Lower handle TO INSTAU ATI ACHMENTS Your lawn mower was shipped ready to be used as a mulcher To convert to bagging or discharging Open rear door and remove mulcher plug Store mulcher plug in a safe plaoe You can now installcatcher or optional dipping deflector To retum to mulching operation install mulchar p_j into disc...

Page 6: ...p w Gasoline cap Housing cover Primer IMPORTANT This lawn mower is shipped WITHOUT OIL OR GASOLINE inthe engine Wheel adjuster on each wheel MEETS CPSC SAFETY REQUIREMENTS Sears rotary walk behind power lawn mowers conformto the safety standardsof the American National Standards Instituteand the U S Consumer Product Safety Commission The blade turns when the engine is running Operator presence cor...

Page 7: ... ments Medium positionis best for most lawns To change cuttingheight squeeze adjuster lever toward wheel Move wheel up or down to suityour requirements Be sure all wheels are in the same setting NOTE Adjuster is properly positioned when plate tab inserts into hole in lever Also 9 position adjusters if so equipped allow lever to be positioned between the plate tabs Plate Tab Lower Wheels for High C...

Page 8: ...tiorls ADO GASOUNE Fillfuel tank Use fresh dean regular unleaded gasoline with a minimum of 87 octane Do not mix oil with gasoline Purchase fuel in quantities that can be used within30 days to assure fuel freshness WARNING Experience indicatesthat elcohol blended fuels called gasohol or using ethanol or me_an_ can attract moisture which leads to separation and formation of acids duringstorage Acid...

Page 9: ...free of built upgrass and trash See Cleaning in Maintenance section of this manual The special mulching blade will recutthe grass clippingsmany times and reduce them in size so that as they fall ontothe lawn they will disperse intothe grass and not be noticed Also the mulched grass will biodegrade quicklyto provide nutrientsfor the lawn Always mulch with your highest engine blade speed as thiswill...

Page 10: ... or negligence To receive full value from the warranty operator must maintain mower as instructed in this manual Some adjustments will need to be made periodically to properly maintain your unit All adjustments in the Service and Adjustments section of this manual should be checked at least once each season Once a year replace the spark plug replace air filter element and check blade for wear A ne...

Page 11: ...plug and place wire where it cannot come in contact with spark plug Turn lawn mower on its side Make sure air filter and carburetor are up Use a wood block between blade and mower housing to prevent blade from turning when removing blade bolt Protect your hands with gloves and or wrap blade with heavy cloth Remove blade bolt by turning counter clockwise Remove blade and attaching hardware bolt loc...

Page 12: ...ve hubcaps hairpin cotters and washers Remove wheels from wheel adjusters Remove any trash or grass cuttings _om inside the dust cover pinion and or drive wheel gear teeth Put wheels back in place If after cleaning the drive wheels do not turn freely contact your nearest authorized service center GEAR CASE To keep your drive system working properly the gear case and area around the drive should be...

Page 13: ...g cover up and tighten cover knob Do not overtighten Air r cover Paper filtei Cover knob MUFFLER Inspect and replace corroded muffler as it could create a fire hazard and or damage SPARK PLUG Change your spark plug each year to make your engine start easier and run batter Set spark plug gap at 030 inch CLEANING IMPORTANT For best performance keep mower housing free of built up grass and trash Clea...

Page 14: ...ley and roll beit off Turn lawn mower on its side with carbure tor and fuel cap up Remove blade Remove debris shield Remove belt from engine pulley on crankshaft Install new belt by reversing above steps Mways use factory approved belt to assure fit and long life I i Drive _i ik cover _ i oo lti l sh N II down J L lll TOADJUSTHANDLE The handle can be mounted in a high or low position The mounting ...

Page 15: ... TO ASSEMBLE GRASS CATCHER Insert leg of tubular frame through front opening of grass catcher and thread frame into sewn hem of bag NOTE Keep bag hem gathered on the straight leg of the tubular frame When frame comes out the other end of sewn hem immediately work the end of frame down inside the bag as shown in inset Slide sewn hem evenly around the tubular frame until both ends of frame are expos...

Page 16: ...lower handle will automatically lock into the mowing position Lower handle Squeeze tofold Hairpin cotter Handle bracket Upper Operator presence control bar _ handle Fold foward _ for storage J _ Fod _ backward Lower Mowing handle position ENGINE FUELSYSTEM IMPORTANT It is important to prevent gum deposits from forming in essential fuel system parts such as carburetor f fuel filter fuel hose or tan...

Page 17: ...line can if your can startsto rust Rust and or dirt inyour gasoline will cause problems If possible store your unit indoorsand cover itto give protectionfrom dust and dirt Cover your unit with a suitable protective cover that does not retain moisture Do not use plestJc Plasticcannot bres_e which allows condensation to form and will cause your unit to rust IMPORTANT Never cover mower while engine a...

Page 18: ...s too high or wheel height is too low 2 Rear of lawn mower housing or blade dragging in grass 3 Grass catcher too full 4 Handle height position not right for you 1 Replace blade lighten blade bolt 2 Contact an authonzed service center 1 Depress control bar to upper handle before pulling starter rope 2 Contact an authorized service center 3 Replace blade adapter 4 Move lawn mower to cut grass or to...

Page 19: ...36 ...

Page 20: ...w 1 4o20 x 9 137074 Drive Shaft 1 1 4 10 57079 Hardened Washer Engagement Bracket 11 131484 Clutch Yoke Shifter 12 7 30343 Bushing Seal 13 86447 Plug Gear Case Halves _t 14 137050 Helical Gear Includes Key Nos 4 15 750436X Clutch Jaw and 7 16 750369 Grease Bearing 17 12000003 E Ring Worm Shaft 18 850848 Hi Pro Key 19 81585X004 Spring Bracket NOTE All component dimensions given in U S inches 1 inch...

Page 21: ...ROTARYLAWNMOWERMODELNUMBER917 377990 69 8 1 10 10 F 16 12 4 35 53 14 20 37 34 32 30 29 28 56 I 22 44 52 51 41 35 31 28 29 30 69 27 ...

Page 22: ...pacer Wheel AdjustingBracket Thread CuttingScrew w Sems 5 16 18 x 3 4 Flatwasher3 6 HandleBracketAssembly Left HandleBracket Assembly Right 41 150406 44 161769 46 851514 47 157101 48 851074 49 85O263 50 851084 51 165548 52 85463 53 74760612 55 751592 56 88652 57 51793 58 157081 479 59 131959 61 132001 62 134612 64 69 151440 161058 169972 Hex Head Thread Rolling Screw 3 8 16 x 1 1 8 Lawn Mower Hous...

Page 23: ...ROTARY LAWN MOWER MODEL NUMBER 917 377990 18 14 15 16 11 13 I 12 8 14 3 12 4O ...

Page 24: ...Retainer FlangedNut Wheel Tire Assembly E Pa_ Pinion Dust Cover FeltWasheT Washer 1 2 x 1 1F2 x 134 Selector Knob Pan Head Tapping Screw 10 24 x 2 3 4 KEY PART NO NO D_CBFI1ON 28 31 32 35 36 37 38 4O 41 53 54 55 57 154990 DriveCover 132010 Hex Flange Nut 137052 DrivePulley 152018 Wheel AdjusterAssembly Left 70_511 GearCase Assembly 137090 Spring STD5_1425 Nut 75192 Spring 152019 Wheel Adjuster Ass...

Page 25: ...CRAFTSMAN 4 CYCLE ENGINE MODEL NO 143 996704 301 300 292 9o0 24o 35O 251 42 75 42 ...

Page 26: ...ng Flange 301 36248 Incl 72 thru 85 305 36063 Oil Seal 307 35499 Governor Shaft 308 36040 Washer 310 36064 Governor Gear Ass y IncL81 346A 28763 Governor Spool 347 650898A Idler Gear 350 36045A Screw 1 4 20 x 1 9 16 370A 36261 Flywheel Key 370C 37318 Flywheel 370R 37317 FlywheeIFan 380 640020A Belleville Washer 390 590739 FlywheeINut 400 36062D Solid State Ignition Spark Plug Cover 416 36085 Screw...

Page 27: ...CRAFTSMAN 4 CYCLE ENGINE MODEL NO 143 996704 44 ...

Page 28: ... 632545 38A 632545 39 632549 40 640021 47 632554 Carburetor Incl 187B 239 of Engine Parts List Throttle Shaft Lever Assembly Dust Seal Throttle Shutter Throttle Shutter Screw Ventud Float Bowl Float Shaft Float Float Bowl to Body Gasket Inlet Needle Seat Bowl Drain Screw Bowl Drain Washer Main Nozzle Tube O Ring O Ring Main Nozzle Tube Spring Main Nozzle Tube Spring Float Bowl Retainer Main Fue Je...

Page 29: ...590702 590599A 590600 590696 59O6O1 590697 59O698 590699 590700 590703 590535 590701 DESCRIPTION Recoil Starter Spring Pin Incl 4 Washer Retainer Washer Brake Spring Starter Dog Dog Spring Pulley Rewind Spring Ass y Starter Housing Ass y 40 degree grommet Starter Rope 98 X 9 64 dia Starter Handle 46 ...

Page 30: ... NO DESCRIPTION 590739 Rewind Starter 3 590740 Retainer 6 590616 Starter Dog 7 590617 DogSpring 8 590618A Pulley Rewind Spring Ass y 11 590638 Starter Housing Ass y 40 degree groin met 12 590535 Starter Rope Length 98 x 9 64 dia 13 590701 Starter Handle 14 590760 SpdngClip 47 ...

Page 31: ...air or replacement parts you need Call 6 am 11 pm CST 7 days a week PartsDirectsM 1 800 366 PART 1 800 366 7278 Para ordenar piezas con entrega a domicilio 1 800 659 7084 For the location of a Sears Parts and Repair Center in your area Call 24 hours a day 7 clays a week 1 800 488 1222 For information on purchasing a Sears Maintenance Agreement or to inquire about an existing Agreement Call 9 am 5 ...

Reviews: