Craftsman 917.379540, Owner'S Manual

Page 1: ...Y LAWN MOWER Model No 917 379540 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: ...ly check for the cause of vibration and repair as required Do not run the engine indoors Exhaust fumes are dangerous Never cut grass by pulling the mower towards you Mow across the face of slopes never up and down or you might lose your footing Do not mow excessively steep slopes Use caution when operating the mower on uneven terrain or when changing directions maintain good footing Never operate ...

Page 4: ... you attempt to assemble or operate your new lawn mower IMPORTANT This lawn mower is shipped WITHOUT OIL OR GASOLINE in the engine Your new lawn mower has been assembled at the factory with the exception of those parts left unassembled for shipping purposes All parts such as nuts washers belts etc necessary to complete the assembly have been placed in the parts bag To ensure safe and proper operat...

Page 5: ... section of this manual Operator presence control barupper handler__ Lift up Lift up _ position Lower handle TO INSTALL ATTACHMENTS 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 place You can now install catcher or optional clipping deflector To retum to mulching operation install m...

Page 6: ... cap Housing Engine oil cap w dipstick Primer IMPORTANT This lawn mower is shipped WITHOUT OIL OR GASOLINE in the engine Wheel adjuster on each wheel MEETS CPSC SAFETY REQUIREMENTS Sears rotary walk behind power lawn mowers conform to the safety standards of the American National Standards institute and the U S Consumer Product Safety Commission The blade turns when the engine is running Operator ...

Page 7: ...our require ments Medium position is best for most lawns To change cutting height squeeze adjuster lever toward wheel Move wheel up or down to suit your 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 Whe...

Page 8: ...ns ADD GASOUNE Fill fuel tank Use fresh clean regular unleaded gasoline with a minimum of 87 octane Do not mix oil with gasoline Purchase fuel in quanfd_es that can be used within 30 days to assure fuel freshness AWARNING Expe rienoe indicates that alcohol blended fuels called gasohol or using ethanol or methanol can attract moisture which leads to separation and formation of acids during storage ...

Page 9: ...e of built up grass and trash See Cleaning in Maintenance section of this manual The special mulching blade will recut the grass clippings many times and reduce them in size so that as they fell onto the lawn they will disperse into the grass and not be noticed Also the mulched grass will biodegrade quickly to provide nutrients for the lawn Always mulch with your highest engine blade speed as this...

Page 10: ...nce 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 new spark plu...

Page 11: ... 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 tuming 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 lock washer and hardene...

Page 12: ...ls check both front wheels Remove hubcaps hairpin cotters and washers Remove wheels from wheel adjusters Remove any trash or grass cuttings from 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...

Page 13: ...h in on cover and turn counter clockwise to tighten Collar Slot Clip rum clockwise to remove Tab Air filter Air filter cover rum counter clockwise to tighten 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 better Set spark plug gap at 030 inch CLEANING IMPORTANT For best...

Page 14: ...and roll bait oft Turn lawn mower on its side with carbure tor and fuel cap up Remove blade Remove debris shiekt Remove belt from engine pulley on crankshaft Install new belt by reversing above steps Always use factory approved belt to assure fit and long life o vo _IHIk cover JI Belt _ _ l_ N I Pu h down I TO ADJUST HANDLE The handle can be mounted in a high or low position The mounting holes in ...

Page 15: ...rease engine speed or it may result in personal injury If you believe that the engine is running too fast or too slow take your lawn mower to an authorized service center for repair and adjustment 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 authorized serv...

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

Page 17: ...arts to rust Rust and or dirt in your gasoline will cause problems If possible store your unit indoors and cover it to give protection from dust and dirt Cover your unit with a suitable protective cover that does not retain moisture Do not use plastic Plastic cannot breathe which allows condensation to form and will cause your unit to rust IMPORTANT Never cover mower while engine and exhaust areas...

Page 18: ... is 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 rightfor you 1 Replace blade Tighten blade bolt 2 Contact an authorized 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 ...

Page 19: ...36 ...

Page 20: ... 9 137074 1 114 10 57079 Engagement Bracket 11 131484 Shifter 12 700343 Seal 13 86447 Gear Case Halves Kit 14 137050 Includes Key Nos 4 15 750436X and7 16 750369 Beadng 17 12000003 WormShaft 18 850848 19 81585X004 DESCRIPTION Drive Shaft HardenedWasher ClutchYoke Bushing Plug Helical Gear ClutchJaw Grease E Ring Hi ProKey SpringBracket NOTE All component dimensions given in U S inches 1 inch 25 4 ...

Page 21: ...ROTARY LAWN MOWER MODEL NUMBER 917 379540 6 10 14 44 D 23 31 39 35 27 3O 28 5 27 _4 31 52 41 ...

Page 22: ... Selector Knob Selector Spring Spacer Wheel AdjustingBracket Thread CuttingScrew w Sems 5 16 18 x 3 4 39 170943X479 40 170942X479 41 150406 44 172835 46 851514 47 141114 48 851074 49 85O263 50 851084 51 170031 52 85463 55 751592 56 88652 57 51793 58 157081X479 59 131959 61 132001 62 134612 64 65 17600406 71 170938 72 170939 73 165912 161058 172476 Handle BracketAssembly Left Handle Bracket Assembl...

Page 23: ...ROTARY LAWN MOWER MODEL NUMBER 917 379540 54 8 I 14 4O 3 J 12 18 14 15 31 18 11 8 13 ...

Page 24: ...dngRetainer Hubcap FlangedNut Wheel Tire Assembly E Ring Pinion Dust Cover FeltWasher Washer 1 2 x 1 1 2 x 134 SelectorKnob KEY PART NO NO DESCRIPTION 26 1436_ 28 154990 31 132010 32 137052 35 151521 36 702511 37 137090 38 63601 40 75192 41 151520 53 169931 54 169932 55 86012 Pan Head Tapping Screw 10 24 x 2 3 4 DriveCover Hex Flange Nut DrivePulley Wheel AdjusterAssembly Left Gear Case Assembly S...

Page 25: ...CRAFTSMAN 4 CYCLE ENGINE MODEL NO 143 996510 400 135 2292 90 S_ 292 130 120 416 417f_ 126 1 151A 119 125 42 ...

Page 26: ...12 135 35395 Resistor Spark Plug RJ 19LM 150 31672 Valve Spring 151 31673 Valve Spring Cap 151A 40017 Intake Valve Seal KEY PART NO NO DESCRIPTION 169 36783 Valve Cover Gasket 172 36784 Valve Cover 174 30200 Screw 10 24 x 9 16 178 29752 Nut Lock Washer 1 4 28 182 6201 Screw 1 4 28 x 7 8 184 26756 CarburatorTolntake Pipe Gasket 185 36785 Intake Pipe 186 32653 Governor Link 189 650839 Screw 1 4 20 x...

Page 27: ...CRAFTSMAN 4 CYCLE ENGINE MODEL NO 143 996510 I I 44 ...

Page 28: ...Incl 184 of Engine Parts Ust Throttle Shaft Lever Assembly Throttle Return Spdng Dust Seal Washer Dust Seal Throttle Throttle Shutter ShutterScrew Fuel Fitting Throttle Crack Screw Idle Speed Screw Tension Spnng Idle Restdctor Screw Idle Restrictor Screw Cap Roat Bow Float Shaft Roar Float Bowl O Ring Inlet Needle Seat Clip IncL 31 SpringClip PdmerBulb RetainerRing Main Nozzle Tube CarburetorTube ...

Page 29: ...590696 4 590601 5 590697 6 590698 7 5_699 B 59O70O fl 590703 12 5_0535 13 590701 DESCRIPTION Recoil Starter Spring Pin Inc 4 Washer Retainer Washer Bral e Spring Starter Dog DogSpring Pu le Rewind Spnng Ass y Starter HousingAss y 40 degree 9rornmet Starter Rope 98 X 9 64 dia Starter Handle 46 ...

Page 30: ...7 8 11 12 13 14 PART NO 590739 590740 5_K_616 590617 5_KJ618A 590638 590535 590701 590760 DESCRIPTION Rewind Starter Retainer Starter Dog Dog Spring Pulley Rewind Spring Ass y Starter HousingAss y 40 degree grommet Starter Rope Length 98 x 9 64 dia Starter Handle SpringClip 47 ...

Page 31: ...ls that you need to do it yourself call Sears PartsDIrect_ 1 80 0 36 6 PART 8a r_ llp m eST 1 800 366 7278 7 daysaweek www sears com I partsdlrect To purchase or inquire about a SearsService Agreement 1 800 827 6655 7a m 5 p m CST Mort Sat Parapedirservido de reperadn adorricilio y para ordenar piezas oonmm3gaad0rr_lio 1 888 SU HOGAR 1 888 784 6427 AuCanada pourservice en fr_ais 1 87T LE FOYER 1 8...