Craftsman 987.293330 Operator'S Manual Download Page 1

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Summary of Contents for 987.293330

Page 1: ...987 293330 CAUTION Before using this tiller read this manual and follow all its Safety Rules and Operating Instructions Safety Rules Assembly Operation Maintenance Parts Sears Roebuck and Co Hoffman Estates IL 60179 U S A Visit the Craftsman web page www sears com craftsman ...

Page 2: ...at will improve footing on slippery surfaces 5 Do not till nearundergroundelectricca bles telephonelines pipes or hoses If in doubt contactyour telephoneor utility company 6 Warning Handlefuel with care it is highlyflammable and itsvaporsareexplo sive Takethe following precautions a Store fuel in containers specifically designedfor this purpose b The gas cap shall never be re moved or fuel addedwh...

Page 3: ...eratorsshall not tamperwiththe engine governorsettingsonthe machine the governorcontrols the maximumsafe operatingspeedto protectthe engineand all moving partsfrom damagecaused by overspeed Authorized serviceshall be sought ifa problemexists 24 Do not touch enginepartswhich may behot from operation Letpartscool down sufficiently 25 Pleaseremember Youcan always stopthe tines andwheelsby releasingth...

Page 4: ...ny unimproved forest covered brush covered or grass covered land unless the engine s exhaust system is equipped with a spark arresfer meeting applicable local or state laws if any If a spark arrester is used it should be maintained in effective working order by the operator In the state of California the above is required by law Section 4442 of the California Public Resources Code Other states may...

Page 5: ...gine 16 Storage 32 Throttle Lever 10 15 INDEX F Features Controls 12 Forward Clutch 9 13 Forward Travel 17 Fuel Tank 16 G Guiding the Tiller 17 il Handlebar Height Adjustment 8 14 Hardware 7 Leaks Oil 23 Loading and Unloading Tiller 21 Location of Controls 12 Lubrication 23 M Maintenance Schedule 22 Maintenance Agreement 4 Model Serial Number 4 Motor Oil Adding 15 24 Motor Oil Changing 24 0 Oil 15...

Page 6: ...ars retail outlets catalog and service centers Most Sears stores can order repair parts for you when you provide the model number of your tiller ACCESSORIES Spark Plug GasCan Figure 1 1 Motor Oil COMPONENTS REQUIRING ASSEMBLY ENGINE LEVER REVERSE CLUTCH ROD WHEEL FORWARD CLUTCH ROD HANDLEBARS Figure 1 2 6 ...

Page 7: ...t 4 Wheel Gear Lever Knob 1 5 16 Flat Washer 1 T00LS MATERIALS NEEDED FOR ASSEMBLY 1 3 8 open end wrench 2 9 16 open end wrenches 1 Scissors to trim plastic ties 1 Ruler 1 Small Board to tap plastic knobs on control levers 1 Automotive type air pressure gauge 1 Clean Oil Funnel 1 Clean high quality engine oil Refer to the assembly instruc tions in this manual for engine oil specifications and quan...

Page 8: ... con tents against the hardware list on Page 7 and the hardware shown in Figure 1 3 ASSEMBLY STEPS STEP 1 Attach the Handlebars 1 Remove the Reverse Clutch Lever B Figure 2 1 from the han dlebars A Remove any rubber bands from the handlebars 2 Position the handlebar cross brace C Figure 2 2 in front of the curved height adjustment bracket D and place the handlebar ends to the outside of the two mo...

Page 9: ...must be adjusted by relocating the rod in the appropriate hole in the clutch swivel plate 4 Select the proper hole in the clutch swivel plate and insert the Forward Clutch rod so that the tip faces inward see Figure 2 7 Se cure the rod by inserting a second hairpin cotter through the hole near the tip of the rod 5 Check for correct tension on the Forward Clutch rod as follows a There are two inter...

Page 10: ...ol panel decal and through the holes in the base of the engine throttle lever 3 Hold the engine throttle lever base against the bottom of the con trol panel and secure it with two 10 Iockwashers and 10 32 nuts 4 Place the T shaped engine throttle lever knob on the end of the lever Use a board to tap knob until it seats firmly on lever Figure 2 12 5 Move the lever forward and back ward it should mo...

Page 11: ...e or the unit witl pull to one side STEP8 CheckHardwarefor Tightness Inspect the hardware on the unit and tighten any loose screws bolts and nuts Figure 2 14 Attach wheelgearlever IMPORTANT Motor oil must be added to the engine crankcase before the engine is started Follow the instructions in the Operation section CAUTION Unit is shipped without oil in engine crankcase DO NOT start engine until ol...

Page 12: ...els will start turning when either the Forward Clutch or the Reverse Clutch is engaged the tines will also start turning when either clutch is engaged The DISENGAGE position places the wheels in the freewheeling mode to allow the unit to be moved without the engine running Use the DISEN GAGE position only when the engine is not running See DANGER statement that follows To shift to ENGAGE gently do...

Page 13: ...e tiller back and forth a few inches The wheels should roll freely At rest squeeze either of the Forward Clutch Levers pad dles against the handlebar grips As the paddles move upward the mechanical inter lock will automatically move the Wheel Gear Lever forward into the ENGAGE position Roll the tiller back and forth a few inches If it does the tiller wheels will not roll freely when you push and p...

Page 14: ...rward Clutch mechanism to operate improp erly which could result in per sonal injury or property damage IMPORTANT If the handlebar is ad justed to the highest position then the bottom of the Reverse Clutch Lever must be secured with the hair pin cotter and washer through the top hole in the lever see K and L in Figure 2 5 Page 9 ToAdjustthe HandlebarHeight 1 Stop the engine wait for all parts to s...

Page 15: ...neus ingtheoilfill tube J 2 With the tiller on level ground pull the Depth Regulator Lever Figure 3 4 back and then all the way up until the lowest notch in the lever is engaged 3 Unscrew the engine oil dipstick J Figure 3 8 from the oil fill tube Using a clean funnel slowly add oil into the oil fill tube until the oil level reaches the FULL mark reading on the oil dipstick While adding oil check ...

Page 16: ...3 I0 WARNING Before operating your ma chine carefully read and un derstand all Safety and Oper ation instructions in this Man ual and on the decals on the machine Failure to follow these in structions can result in seri ous personal injury STOPPING AND STARTING THEENGINE Break InOperation Perform the following maintenance during the first hours of new opera tion see Customer Responsibilities secti...

Page 17: ...tarter rope again NOTE If engine fires but does not continue to run move choke lever to FULL CHOKE and repeat instruc tions a b and c untilengine starts OPERATINGTHETILLER The following pages provide guide lines to using your tiller effectively and safely in various gardening ap plications Be sure to read Tilling Tips Techniques in this Section before you actually put the tines into the soil WARNI...

Page 18: ...the handlebars until the engine and tines are balanced over the wheels Figure 3 13 c With the tiller balanced push sideways on the handlebar to move the tiller in the direction of the turn Figure 3 14 After completing the turn slowly low er the tines into the soil and in crease the engine speed Stoppingthe Tiller andEngine 1 To stop the wheels and tines re lease the Forward Clutch paddles or the R...

Page 19: ...ly tiltedor cultivated soil Footprintscausesoil compaction that can hamper root penetrationand contribute to soil erosion Theycan also plant unwantedweedseeds back into the freshly tilled ground Choosing correctwheel andtine speed With experience you will find the just right tilling depth andtillingspeedcom bination that is best for your garden Set the enginethrottle lever at a speedto give the en...

Page 20: ...mallevelandthis can starveenginepartsof required lubrica tion Keepthe engine oil levelatthe full _01nt at alltimes Tilling upand downslopes To keepsoil erosion to a minimum be sureto add enoughorganicmatter to the soil so that it has goodmoisture holding textureand try to avoid leaving footprints orwheelmarks When tilling vertically try to make the first pass uphill sincethe tiller digs more deepl...

Page 21: ...long the ramps and they should have a locking device to secure them to the vehicle The handlers should wear sturdy footwear that will help to prevent slipping Position the loading vehicle so that the ramp angle is as flat as possi ble the less inclined the ramp the better Turn the vehicle s engine off and apply its parking brake When going up ramps stand in the normal operating position and push t...

Page 22: ... clean and change the spark plug annually A clean air filter system and a new spark plug will help your engine run better and last longer REQUIRED MAINTENANCE SCHEDULE PROCEDURE Before Every Every Every As Each 10 30 50 Noted Use Hours Hours Hours LubricateTiller Checkfor 0il Leaks CheckHardware Checkgearoil level see Transmission Gear0il Service t t Check engineoil level see Engine Oil Service An...

Page 23: ...around holes File or sand smooth and coat ends of shaft with grease Oil the threads on the handlebar height adjustment handle D Fig 4 1 Oil the engine throttle cable E Fig 4 1 and the wheel gear cable F Allow oil to soak in and then wipe off any excess Oil the various pivot points G Fig 4 2 on the shifting mechanism the handlebar and the idler arms do not allow oil on the belts or pulleys F D Figu...

Page 24: ... a clean funnel slowly add SAE 140 or SAE 85W 140 weight gear oil with an API rating of GL 4 only to the transmission The trans mission holds approximately 3 1 4 pints 52 54 ounces Tilt the tiller slightly backwards to make sure the 8 Securely reinstall the check plug 9 Securely reinstall the gear oil fill plug on top of the transmission 10 Reinstall the wheel and remove the prop Figure4 4 Remove ...

Page 25: ...was originally equipped with a resistor spark plug use the same type for re placement To Service the Spark Plug 1 Clean area around spark plug 2 Remove and inspect plug 3 Replace plug if electrodes are pit ted burned or porcelain is cracked For replacement use a Champion RJ 17LM only NOTE A resistor plug must be used for replacement 4 Check electrode gap with wire feeler gauge and set gap at 030 i...

Page 26: ...ransmis sion housing with two rear bolts and two front bolts Remove all four bolts and set the hood aside to have full access to the tines Tine Inspection With use the tines Figure 4 8 will become shorter narrower and point ed Badly worn tines will result in a loss of tilling depth and reduced ef fectiveness when chopping up and turning under organic matter Figure4 8 Check tinesforwearafterevery 3...

Page 27: ...structions can result in serious personal injury or propertydamage WARNING This is a CRT counter rotat ing tine tiller and its tines must be mountedin the di rectionshownin Figure4 9 It mounted with curves in the oppositedirection tiller will dlg poorlyend be more likely to runbackwards Failure to comply could re sult in personal injury or propertydamage A Figure 4 9 Complete tineassemblies fineho...

Page 28: ...pin cotter C 3 Unthread the Forward Clutch Rod in a counterclockwise direction as viewed from the front of the unit un til one or two threads on the rod ex tend above the rectangular nut D Figure 4 11 on the forward clutch bracket 4 Remove the belt cover 5 From the right side of the unit slip the forward drive belt E Figure 4 10 out of the pulley groove closest to the engine this forward drive pul...

Page 29: ...en the belt is too loose and the tension must be readjusted as described next 3 The reverse idler pulley L Figure 4 14 regulates the tension that is applied to the reverse drive belt P The following adjustment will allow the reverse idler pulley to apply more tension to a loose belt 4 Remove the belt cover 5 Slip the reverse belt P Figure 4 14 off the engine driven reverse upper pulley 6 On the ri...

Page 30: ...1 Stop the engine allow it to cool and disconnect the spark plug wire before working near the belts 2 Remove the reverse drive belt completely A Figure 4 17 by follow ing the Removing the Reverse Drive Belt instructions in this section 3 Move the forward drive belt B Figure 4 17 completely off the en gine forward drive pulley D 4 Slip the forward drive belt com pletely off the transmission drive p...

Page 31: ...with your left hand while pulling the engine recoil starter rope with your right hand 4 Push the upper half of the reverse belt downward to create slack in the belt Then reach underneath the transmission and slip the belt off the front of the transmission pulley B Figure 4 19 5 Pull the belt up and past the en gine reverse pulley A Figure 4 19 Installingthe ReverseDrive Belt 1 Slip the reverse bel...

Page 32: ...ainingfueltank Do notallow openflames sparks or matches or permit smokingin fuel ingarea Wipe upspills and pushthe tiller awayfromspilled fuel Use onlyan approvedfuel containerandstoreit safely fromchildren Do not store gasoline in an area where its vapors could reach an open flame or spark or where ignition sourcesare near suchas hotwater and space heaters furnaces clothesdryers stoves motors etc...

Page 33: ...ge 3 Misadjustedwheelgearcable 4 Wheel GearLevernot fully engaged t Tine holdermounting hardwaremissing 2 Internal transmissionwearor damage 1 Worntines 2 improper DepthRegulatorse_ing 3 Lncorrectthrottle se_ino 4 Belt s slipping CORRECTION 1 Reconnectwire 2 PutleverinSTARTposition 3 Addfuel 4 Moveleverto correctposition i Drainfuelandaddfresh fuel 6 Cleanorreplacefilter s 7 Inspect sparkplug 8 Co...

Page 34: ...ineswill cause injury Ce F D Ref Le_er A B C D E F pad _ 1909942 1911361 1915810 1904547 1916612 1904549 DescriptionandLocation Qty Owner s ManualReplacement 1 WARNING KeepAwayFromTines 1 StartingStabilization Instructions 1 HoodDecal 1 ControlPanel 1 WARNING HotSurface 1 34 ...

Page 35: ...ion 1 Spacer 1 HaLrpinCotter 2 Locknut hex 3 8 16 2 Nut hex 5 16 18 2 Lockwasher 5 16 2 Washer plain 5 16 2 Pivot Bushing 2 1916192001 Idler Arm left forward tiller direction 1 1909682001 Idler Arm right reversetiller direction 1 1492 Spring 1 Forward Link 1 16 20517 02 ReverseLink 1 17 9340 Pin 2 18 1916194001 Mounting Bar 2 19 1111607 Screw hex hd 5 16 18 x 2 1 4 2 20 1916195001 Shifting Base 1 ...

Page 36: ...CRAFTSMAN 8HP MODEL 987 293330 REPAIR PARTS HANDLEBAR ASSEMBLY CONTROL LEVERS 2j ADJUSTER ASSEMBLY PART 26 34 I 21 21 4 3 12 16 4O BELLCRANK 35 OP COVER 43 CONNECT TO BELLCRANK 36 ...

Page 37: ...1 Knob wheel gearcontrol lever 1 Nut hex 5 16 24 wheel gear cable adjustment 2 Screw hex hd 3 8 16 x 3 4 2 Lockwaaher 3 8 2 EngineThrottle Control Cable 2 Ties plastic 4 Knob throttle control lever 1 Screw round hd No 10 32 x 1 2 8 Lockwasher No 10 4 REF PART No No DESCRIPTION QT_ 23 1186208 24 9390 25 20863 26 20862 27 9532 28 20808 29 20809 30 9059 31 9522 32 9386 33 20831 34 97083 35 9853 36 20...

Page 38: ...CRAFTSMAN 8HP MODEL 987 293330 REPAIR PARTS HOOD BRACKET DEPTHREGULATOR 22 22 2O 23 23 21 17 17B 12 10 20 19 11 17A 9 6 13 TRANSMISSION 13 7 4 38 ...

Page 39: ...crew flanged hex hal 5 16 18 x 5 8 2 Locknut hex 1 4 20 1 Screw hex hd 1 4 20 x 1 1 Spring depth regulator plunger 1 Spacer 1 Roll Pin l 4 x 1 spiral 1 Bar Assembly depth adjustment 1 Ring retaining tolerance ring 1 Knob depth regulator Incl Ref No 11 1 Screw hex hd 3 8 16 x 1 1 4 2 17 1916805 17A 1911361 17B 1916807 18 9553 19 9552 20 21 22 23 Decal tilteroperating instructions 1 Decal Warning 1 ...

Page 40: ...CRAFTSMAN 8HP MODEL 987 293330 REPAIR PARTS ENGINE SUPPORTBRACKETS PULLEYS BELTS BELT COVER 29 TRANSMISSION 24 4O ...

Page 41: ...9944 18 9301 19 20 21 22 23 24 25 26 27 28 29 97077 1138 2 1916190001 9573 99OO 1904569 1186391 1916191001 9552 190O766 1904557 1771879 1905219 DESCRIPTION QTY V Belt forward drive 1 Forward Pulley engine drive for V Belt Ref No 14 1 Screw hex bd 5 16 24 x 3 4 1 Washer disc spring concave surface faces forward pulley 1 Key 3 16 sq x 1 forward pulley to forward PTOshaft 1 Spacer 1 Shim NR Belt Guid...

Page 42: ...CRAFTSMAN 8HP MODEL 987 293330 REPAIR PARTS TINES WHEELS 5 7 8A 7 3 ENGINE 1 2 OPERATOR POSITION 7 2 3 3 _ ENOTES CUTTING EDGE OF TINE 12 I 5 3 i FRONT FORWARD SHAFT 9 10 42 ...

Page 43: ...3001 Tine Holder left side 1 8A 1916694001 Tine Holder right side 1 REF PART No No DESCRIPTION QTY 9 1915056 Wheel Tire Assy left side 1 10 1915057 Wheel Tire Assy right side 1 11 9380 Clevis Pin 312 x 1 3 4 long 2 12 9338 Hitch Pin 2 IMPORTANT LEFTAND RIGHTSIDESOFTILLERAREDETERMINED BYSTANDING IN THEOPERATOR POSITION BEHIND THEHOOD AND FACING THEDIRECTION OFFORWARD TRAVEL MOUNTTINESSOTHECU I IING...

Page 44: ...CRAFTSMAN 8HP MODEL 987 293330 REPAIR PARTS TRANSMISSIONHOUSING COVERS SEALS GASKETS PLUGS 22 21 22 5 See Note 1 t 14 3 See Note 1 I I 44 ...

Page 45: ...ission top cover 1 Transmission case tube and rear housing assembly 1 Plug gear oil fill hole 1 Plate wheel drive cable mounting 1 Oil Seal tiller shaft left and right sides 2 Screw flanged hex hd 5 16 18 x 5 8 2 Cover tiller housing left side 1 Gasket tiller housing cover 010 As fits all covers Req d 15 16 17 18 19 20 21 22 1915089 Screw Kit includesthree 3 1 4 20 x 7 8 self sealing As screws Req...

Page 46: ...CRAFTSMAN 8HP MODEL 987 293330 REPAIR PARTS DRIVE SHAFT MAIN DRIVE SHAFT ASSEMBLY 19 INPUT PINION SHAFT AND GEAR ASSEMBLY L 46 ...

Page 47: ...the following shims two 1224 1 two 1224 2 one 1224 3 As Req d NOTE1 Shim betweendrive shaft rear bearing and rear bearing cap to achieve5 to 10 thousandths of an inch 005 010 end play on drive shaft INPUTPINIONSHAFT GEARASSEMBLIES REF PART REF PART No No DESCRIPTION QTY No NO DESCRIPTION QTY 1 16 17 18 19 6 1100004 Screw hex hd 5 16 24 x 3 4 7 9944 Washer disc spring concave surface faces pulley 1...

Page 48: ...5 thick As Req d Shim as above but 010 thick As Req d Bushing 2 Wheel Shaft axle 1 Key hi pro 1 4 x 1 5 16 clutch to wheel shaft 1 Gear wheeldrive worm gear cast iron 1 9935 9 20712 10 20879 11 1442 12 9055 13 9622 14 20757 15 11000804 16 97074 17 1916709 18 1104 19 19O4279 Shim between key and gear 1 016 I D x 1 468 O D x 062 thick 1 Clutch wheel drive cast iron 1 EccentricShaft wheel clutch shif...

Page 49: ...x 2 specialbolt also see 1915811 hardwarekit 2 4 1111608 Bolt hex hd 5 16 18 x 2 1 2 not avail separately order 1915811 hardware kit 4 5 1100242 Lockwasher 5 16 not avail separately order 1915811 hardware kit 6 6 1186230 Nut hex 5 16 18 not avail separately order 1915811 hardware kit 6 1915811 HardwareKit two 1731025 curved headbolts four 1111608 hex hd bolts six 1100242 lock washers six 1186230 h...

Page 50: ...CRAFTSMAN 8HP MODEL 987 293330 REPAIR PARTS Craftsman4 Cycle 8HP Engine 143 998001 69 4O0 _307 8O 83 81 41 342 341 _ 301 300 I 292 172 182 276 238 245 245A 72 I I I I 275 101 j261282 281 260 900 50 ...

Page 51: ...dGasket 1 36449 CylinderHead 1 27878A Exhaust Valve Std Incl 151 1 27880A Exhaust Valve 1 32 OS Incl 151 1 34035 IntakeValve Std Incl 151 1 34036 IntakeValve 1 32 0S Incl 151 1 650691 Washer 9 650590 Belleville Washer 7 650694AScrew 5 16 18x 2 7 650727 Screw 5 16 18x 1 3 4 2 651055 Screw 5 16 18x 5 8 2 33636 ResistorSparkPlug RJ17LM 1 Governor GearBracket 1 Screw 10 24x 1 2 2 Valv6SpringCap 1 Valv...

Page 52: ...CRAFTSMAN 8HP MODEL 987 293330 REPAIR PARTS Carburetor No 640152 Craftsman 4 Cycle 8HPEngine 143 998001 6 _37 _37 52 ...

Page 53: ... DustSeal Choke 1 Ref Part Description Qty 14 631753 15 630735 16 632164 17 651025 18 630766 20 640027 20A 640053 25 631867 27 631024 28 632019 29 631026 ChokeShutter 1 Choke Positioning Spring 1 FuelFitting 1 ThrottleCrackScrew IdleSpeedScrew 1 Tension Spring 1 IdleRestrictorScrew 1 IdleRestrictorScrewCap 1 FloatBow_ 1 Float Shaft 1 Float 1 Float Bowl 0 Ring 1 Ref Part Description Qty 30 631021 I...

Page 54: ...TSMAN 8HP MODEL 987 293330 REPAIR PARTS Starter No 590746 Craftsman4 Cycle 8HP Engine 143 998001 13 12 8 7_ I I_ 7 6 _ 6 _ 4 m StarterNo 590704 Craftsman4 Cycle 8HP Engine 143 998001 12 13 o __e B 5 Q 2 54 ...

Page 55: ... 2 8 590681 Pulley Rewind Spring _ Assy 1 11 590747 StarterHousingAssy 1 12 590535 StarterRspe 98 x 9 64 1 13 590701 StarterHandle 1 StarterNo 590704 Craftsman 4 Cycle 8HP Engine 143 998001 b 0 t 2 3 4 5 6 7 8 11 12 13 590704 Recoil Starter 1 590599A SpringPin Incl 14 1 590600 Washer 1 590696 Retainer 1 590601 Washer 1 590697 BrakeSpring 1 590698 StarterDog 2 590699 DogSpring 2 590700 Pulley Rewin...

Page 56: ...repair or replacement parts you need Call 6 am 11 pm CST 7 days a week PartsDirect 1 800 366 PART 1 800 366 7278 Para ordenar plezas con entrega a domlcllio 1 800 659 7084 For the location of a Sears Parts and Repair Center In your area Call 24 hoursa day 7 days 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 p...

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