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Craftsman EZ3 917.270721 Owner's Manual
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Craftsman EZ3 917.270721 Owner's Manual

Craftsman EZ3 917.270721 Owner's Manual

17.0 hp electric start 42" mower automatic lawn tractor
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Owner's Manual
£11AFTSMAII °
17,0 HP
ELECTRIC START
42" MOWER
AUTOMATIC
LAWN TRACTOR
Model No.
917.270721
,, Safety
= Assembly
,, Operation
,, Maintenance
,, Repair Parts
CAUTION:
Read and follow all
Safety Rules and Instructions
before operating this equip-
ment.
For answers to your questions
about this product, Call:
1-800-659-5917
Sears Craftsman Help Line
5 am - 5 pro, Mon- Sat
Sears, Roebuck
and Co., Hoffman
Estates,
IL 60179

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Summary of Contents for Craftsman EZ3 917.270721

  • Page 1 CAUTION: For answers to your questions about this product, Call: Read and follow all 1-800-659-5917 Safety Rules and Instructions Sears Craftsman Help Line before operating this equip- 5 am - 5 pro, Mon- Sat ment. Sears, Roebuck and Co., Hoffman...
  • Page 2 Please contact your nearest service center. After 30 days from the date of purchase, warranty service is available by taking your Craftsman riding equip- ment to your nearest Sears Service Center. (In-home warranty service will still be avail- able after 30 days from the date of purchase...
  • Page 3 o Turn off bladeswhen not mowing. ° Do nottry to stabilize the machine o Stop enginebeforeremovinggrass putting your foot on the ground. catcheror uncloggingchute. • Do not use grass catcher on steep • Mow only in daylightor good artificial slopes. Hght.
  • Page 4 manufacturer's recommended parts, before restarting. ° Never make adjustments or repairs with when necessary. Mower blades are sharp and can cut° the engine running. ° Grass catcher components are subject Wrap the blade(s) or wear gloves, use extra caution when servicing them to wear, damage, and deterioration, Check...
  • Page 5 Sears Authorized Service Center (See REPAIR PARTS section of this manual), CONGRATULATIONS on your purchase of a Craftsman Tractor, It has been designed, engineered and manufactured to give you the best possible dependability and performance. Should you experience any problem you cannot easily remedy, please contact your nearest Sears Authorized Service Center.
  • Page 6 i r ,i,,i,,,111_ Parts Bag contents shown full size (1) He× Bolt 5/16-18 x 1-1/4 (1) Hex Bolt 3f8-16 x 1 (1) Lockwasher (1) Large Flat Washer (1) Locknut 5/t6-18 ii inl (1) Knob (1) Shouide_ Boil 5116-18 (1) Wash er ! 7!32 ×...
  • Page 7 ii i hi' iii iiii ....Parts packed separa_.ely in carton u'u iii,nUlllll'llll u,, ,, i iiii ii i ii, Steering Seat Boot Video Cassette Mulcher Plate Steering Wheel Parts Bag Manual .., ,,, ,,, ,,,,,, , .,,,,,,,,,,,,,,, , ,,,,,,, (2) Center _ (2) Shoulder lock Nuts...
  • Page 8 Your new tractor has been assembled at the factory with exception of those parts teft unassembled for shipping purposes. To ensure safe and proper operation of your tractor atl parts and hardware you assemble must be tightened securely. Use the correct tools as necessary to insure proper tightness.
  • Page 9 TO SET UP YOUR TRACTOH tALL _EAt Adjust seat before tightening adjustment CONNECT BATTERY knob. ,_I_CAUTION: Do not short battery termi- o Remove cardboard packing on seat pan. nals by allowing a wrench or any other • Place seat on seat pan and assemble object to contact both terminals at the shoulder...
  • Page 10 Weld Nut From After you learnhowto operateyour trac- The Top tor,checkto see thatthe brakeis properly Lock adjusted See"TOADJUSTBRAKE"in Weid Washer the ServiceandAdjustmentssectionof Nut. this manual. INSTALL MULCHER PLATE Latch'_, Latch • Install two latch hooks to mulcher prate Hook using screw, washer, lock washer, and weld nut as shown.
  • Page 11 GI"iE.GKLlb"! ASSEMBLE GAUGE WHEELS MOWER DECK PLEASE REVIEW THE FOLLOWING The gauge wheels are designed to keep CHECKLtST_ the mower deck in proper position when v' All assembly instructions have been operating mower. Be sure they are proper- completed, ly adjusted to ensure optimum mower per-...
  • Page 12 These symbols may appear on your tractor or In literature supplied wfth the prDduct. Learn and understand their meaning, SLOW REVERSE FORWARD FAST BATT+ERY CAUTION OR WARNING LIGHTS ON OVER TEMP ENGINE ON ENGINE OFF OtL PRESSURE LIGHT PARKING BRAKE UNLOCKED FUEL CHOKE...
  • Page 13 KNOW YOUR TRACTOR READ THIS OWNER'S MANUAL AND SAFETY RULES BEFORE OPERATING YOUR TRACTOR Compare the illustrations with your tractor to tamiliarize yourself with the locations various controls and adjustrnents_ Save this manual for future reference, Light Switch Position Attachment Ignition Clutch Lever Switch...
  • Page 14 eyes, which can result in severe eye damage. Always wear safety glasses The operation of any tractor can result in foreign objects thrown into the or eye shields while operating your tractor or performing any adjustments repairs. We recommend a wide vision safety mask over spectacles, standard safety glasses,...
  • Page 15 mately2-1/2 inches duringthe coolseason ing brake and clutch/brake pedal. andtoover3 inchesduringhotmonths, • Slowly move motion control lever to slow- Forhealthier a ndbetterlooking lawns, est setting. mowoftenandaftermoderate growth. , Make all turns slowly. o Forbestcutting performance, grassover6 TO TRANSPORT inchesin height s houldbemowedtwice_ When pushing or towing your tractor, be sure Makethe firstcutrelatively h igh;thesec- to disengage transmission by placing free-...
  • Page 16 r*t!l I+Ju|tl WilIIiIIlUlIIIIll t,l+lCltlvll ,,lflvui+,+,l clockwise to "START" position and change oil for easier starting (See "OIL VISCOSITY CHART' in the Mainte- release key as soon as engine starts. Do not run starter continuously for more nance section of this manual): than fifteen seconds per minute, tf the ,' To change engine oil, see the Mainte- engine does not start after several...
  • Page 17 _'u_= =N_a_,_,_v_ _CAUTION; Never engage or disen- normal operation. MOWING TIPS gage freewheel lever while the engine is • Tire chains cannot be used when the running. To ensure proper operation and perfor- mower housing is attached to tractor. mance, it is recommended lhat the trans- •...
  • Page 18 IMPORTANT: For best performance, keep Max 1/3 mower houstng free of bultt_up grass and trash, Clean after each use. o "The special mulching blade will recur the grass clippings many times and reduce them in size so that as they fall onto the lawn they will disperse into the grass and not be noticed.
  • Page 19 CUSTOMER RESPONSIBILITIES SCHEDULE o _d_.?_ MAINTENANCE F_LL IN DATES sERvicE ..DATES Check Brake Operation Check Tlre Pressure Check Operaler Presence Interlock Systems R Cheek forLoose F..taoer_ V" i ..V _- SharperVRepisce Mower Blades ..Lub[icatlon Chart v" Clean Battery end Termtna!slRecharge Check Ttaneaxie Cooling...
  • Page 20 TRACTOR _IIAIIHI:N _LAUI:, Alwaysobservesafetyruleswhenper- NOTE: We do not recommend sharpening blade, but if you do, be sure the blade ls formingany maintenance. balanced_ BRAKE OPERATION Care should be taken to keep the blade If tractorrequiresmore thansix (6) feet balanced. An unbalanced blade will cause stoppingdistanceat high speedin highest excessive...
  • Page 21 • ' Hlnse Ine battery wire plain water ano U_I,_U i::I.UUV_ l,._lll:tl..;l_ yuul I_IIL...J|II_ 0 ,_" I_ level more frequently to avoid possible engine damage from running low on oil. • Clean terminals and battery cable ends Change the oil after every 25 hours of with wire brush until bdghL operation or at least once a year if the...
  • Page 22 I"IL! _1-I Remove any dust, dirt or oil from engine Your engine will not run properly using a cooling fins to prevent engine damage dirty air filtec Clean the foam pre-cleaner from overheating° after every 25 hours of operation or every •...
  • Page 23 • Keep finished surfaces and wheels free Clamp (__,.._ Clamp of all gasoline, oil, etc. o Protect painted surfaces with automo- tive type wax'. We do not recommend using a garden "--J---/--._'__2 z'---_FuelFiller hose to clean your tractor unless the elec- trical system, muffler, air filter and carbure r., CLEANING tor are covered to keep water out.
  • Page 24 TO LEVEL MOWER HOUSING ° L_efore making any necessary uujust- ments, check that both front links are Adjust the mower whiIe tractor is parked equal in length.. Both links should on level ground or driveway, Make sure approximately 10-3/8", tires are properly inflated (See 'PROD- °...
  • Page 25 BELTIN_5 1ALLAI I ON MaKe sure Deit 1S In _11 pulley y[DUV_ and inside all belt guides. •Insta[f new belt in reverse order of Install mower in reverse order of removal removal instructions, Idler Mandrel Pulleys Pulley Mandrel Pulley TO REPLACE MOTION DRIVE BELT...
  • Page 26 o Block up axle securely, The motion control lever has been preset • Remove axle cover, retaining ring and at the factory and adjustment should not washers to allow wheel removal (rear be necessary° wheel contains a square key - De not If for any reason the motion control lever lose).
  • Page 27 -[O REMr,.)Vt:: HIc:V!:::H;:5_ (jAt_LI-_, • Raise hood. ORDER • Pull bulb holder out of the hole in the • Remove BLACK cable first from chassis backside of the grill, and then from the fully charged battery • Replace butb in holder and push bulb Remove RED cable last from both bat- holder securely back into the hole in the...
  • Page 28 control lever from slow to choke posi- SEMBLY tion, Slowly move lever from choke to o Raise hood. fast position. = Unsnap headlight wire connector. • Check that holes =A" in governor con- o Stand in front of tractor. Grasp hood at trol lever and hole in governor plate line- sides, tilt toward engine and lift off of...
  • Page 29 ACCELERATION -t1::_5 t Throttle Idle Speed • Move throttlecontrolleverfromslow to Screw Lever fast position. If engine hesitatesor dies, turn idle mixturevalveout (counter° clockwise)1/8turn,. Repeattest and continueto adjust,if necessary, u ntif engine acceleratessmoothly, High speed stop is factoryadjusted, Do not adjust- damagemay result, IMPORTANT:Nevertamperwith the enginegovernor,which is factoryset for proper enginespeed,Overspeeding the...
  • Page 30 I Ir,-_| ° Start the engine and let it run until the * Do not store gasoline from one season fuel lines and carburetor are empty,, to another. , Never use engine or carburetor cleaner ° Replace your gasoline can if it starts to products in the fuel tank or permanent rust.
  • Page 31 TROUBLESHOOTING CHART CAUSE CORRECTION PROBLEM Will not start Out of fuel ,, Fill fuel tank. = See "TO START ENGINE" in Engine not "CHOKED" prop- erly. Operation secttono ,, Wait several minutes before Engine flooded. attempting to start. - Badspark plug,. •...
  • Page 32 TROUBLESHOOTING CHART CORRECTION 'PROBLEM CAUSE • Clean underside of mower hous- Loss ofpower (cont'd) • Build-up of grass, leaves and ingo trash under mower, • Clean/replace air filter, • Dirty air filter. • Check oil leveVchange oil, • Low oil level/dirty oil , Clean and regap or change •...
  • Page 33 CL CORRECTION PROBLEM CAUSE Level mower deck.. • Mower deck not level. grass discharge Check tires for proper air pres- • Low/uneven tire air pressure. (cont'd) sure. Replace/sharpen blade Tighten • Worn, bent or loose blade. blade bolto Clean underside of mower hous- , Buildup of grass, leaves and trash under mower.
  • Page 34 TRACTOR - - MODEL NUMBER 917.270721 ELECTRICAl.
  • Page 35 Switch Ign 4 Pos 124211X Nut Ignition 141226 Cover Sw Key BIk I 25 Te_ SLT I09310X Key ign Molded Craftsman 156442 Harness Ign Man Ct Am Hm 97 711t0408 Bolt BIk Fin Hex 1/4-20 Unc x t/2 131563 Cover Termtnal Red...
  • Page 36 TRACTOR - - MODEL NUMBER 9i7.27'0721 CHASSIS AND ENCLOSURES...
  • Page 37 • | •4,'=tv | v• • iw•vm,.,wm..,m._ I lvuw_=.,_-..| • _" • _m,.,• _,_# CHASSIS AND ENCLOSURES PART DESCRIPTION 160392 Chassis Assembly 140356 Drawbar 17490612 Screw, Thdo RolE,3/6-16 X3/4 19131216 Washer 13/32 x 3/4 x 16 Gauge 155272 Bumper Hood/Dash 161917X013 Dash STD533710...
  • Page 38 TRACTOR . . MODEL NUMBER 917,270721 GROUND DRIVE...
  • Page 39 GROUND DRIVE PART PART DESCRIPTION DESCRIPTION 150071 17490612 Screw, ThdroL 3/8-16 x 324 Transaxte, (See Breakdown) 8883R Hydro Gear 319-0650 Cover, Pedal 146682 Spdng, Return Brake 161399 Pu{ley, Engtne 121520X Strap, Torque 71170764 Bolt, Hex 7/t6-20 x 4 Gr, 5 17490512 Screw, Thd., Ro!l_ 10040700...
  • Page 41 ri/_%r I Vt'i " " IVIUUr"I.. I_iUlVlDr"l_ _:/ I ! _"" ! U! STEERING ASSEMBLY PART DESCRIPTION 139768 Steedng Wheel 154427 FrontAxle Assembly 156453 Spindle Assembly, L H t 57473 Spindle Assembly, R H 6266H Bearing, Race. Thrust, Hardened 121748X Washer 25/32 x 1-5/8 x 16 Gauge 192'72016 Washer 27/32 x 1.1/4 x 16 Gauge...
  • Page 42 TRACTOR"" MODEL NUMBER 917.2"70721 ENGINE...
  • Page 43 ENGINE PART DESCRIPTION 162157 Control Throt lCh Lh 17720410 Screw Hex Thd Cut 114-20x518T Engine (Bee Breakdown} B&S Model 311707-0132..E 1 ..137352 Mulfler Exhaust B&S Lt 2'72293 Gasket 1 313 Id Tin Plated t3280324 Nipple Pipe 3/8 Npt X 3" t3200300 Elbow Std 90 Degree 3/8-18 Npt STD551237...
  • Page 44 TRACTOR - - MODEL NUMBER 917.270721 SEATASSEMBLY .."_._-L" _ PART PART DESCRIPTION D ESCRIPTION t21246X Bracket Pnt Mounting Switch 140123 Seat 3450 BlkfDlk Craltsman t21248X 140551 Bushing Snap Blk Ny150 Id Bracket Pnt Pivot Seat (blk) 72050412 Bolt Rdhd Sht Nk 114-20x1+t/2 STD523710 Bolt Fin Hex 3/8-t6unc X 1 134300...
  • Page 45 138311 Decal, Lift Handle Turbo 142341 Decal, Drawbar Cntd M,,4Hyd 133644 Decal, Mainl Customer 154515 Pad, Footrest LH SILT 163204 Decal, Fender Craftsman 154516 Pad, Footresl RH STLT 163203 Decal, MowerEZ 164140 Manua$, Owner's (English) 156439 Decal, Fender Danger 164141...
  • Page 46 TRACTOR -- MODEL NUMBER 917,270721 LIFT ASSEMBLY 31 _...
  • Page 47 LIFT ASSEMBLY PART DESCRIPTION 159460 Lift Lever Inner Wire Asm 159471 ShaftAsm Lift 105767X Pin Groove 12000002 E Ring 19211621 Washer 21/32 x 1 x2t Ga. t20183X Bearing Nylong I25631X Grip Handle FMed 122365X Button PtungerRead 139855 Link Asm Lift L..H. 139866 UnkAsmLift STD624008...
  • Page 48 TRACTOR - - MODEL NUMBER 917.27U721 MOWER DECK...
  • Page 49 MOWER DECK PART PART DESCRIPTION DESCRIPTION 144393 Mower Housing 141043 Guard, Tuv Idler (94) BTD533107 Bolt 162113 Knob Custom Qval 138017 Brackef Assembly, Sway Bar, 144200 V-Belt Front 142427 Rod, Clutch, Primary, with Nibs 138440 Bracket Assembly, Sway Bar 131870 Spring, Return STD624008 Rata(nor Spr_ng...
  • Page 50 TRACTOR - - MODEL NUMBER 917.270721 HYDRO GEAR TRANSAXLE - - MODEL NUMBER 319-0650 4t •...
  • Page 51 I I"I,tT'_I-B 1 UF'I " " I_IIIUUI_i.. pitUIViI.iL::FI ..1 I I _.! L_. t HYDRO GEAR TRANSAXLE - - MODEL NUMBER 319-0650 PART PART NO.NO. DESCRIPTION NO.NO, DESCRIPTION 142930 Housing, Lower 142884 Washer 7/16 x7/9 x.060 142931 Assembly, Upper Housing 150829 D[fferentialAssembly 142932...
  • Page 52 TRACTOR -- MODEL NUMBER 917.270721 BRIGGS & STRATTON ENGINE,.MODEL NUMBER 311707, TYPE NUMBER 0132-E1 "k REQUIRES SPECIAL TOOL.S TO INSTALL, SEE REPAIR INSTRUCTION MANUAL.. i, ,,i...
  • Page 53 BRIGGS& STRATTON ENGINE-MODEL NUMBER 311707, TYPE NUMBER 0!32-E1 1022...
  • Page 54 TRACTOR - - MODEL NUMBER 917.270721 BRIGGS & STRATTON ENGINE-MODEL NUMBER 311707, TYPE NUMBER 0132-E1 141A_ " 834A_ 127, "_ 117 127_ -'k REQUIRES SPECIAL TOOLS TO INSTALL, SEE REPAIR INSTRUCTION MANUAL LOCATIONS THIS CARBURETOR SERVICES BOTH CHOKE-A-.MATIC AND MANUAL CHOKE SYSTEM! 27_ _ 26_"2_8_=_ 2708...
  • Page 55 BRIGGS & STRATTON ENGINE-MODEL NUMBER 311707, TYPE NUMBER 0132-E1 334'_ [2s_ sloJ 802_ 61GA 729A 72_8__--...
  • Page 56 TRACTOR - - MODEL NUMBER 917.270721 BRIGGS & STRATTON ENGINE-MODEL NUMBER 311707, TYPE NUMBER 0132-1=1 467_ 2:3S 646_ 663A _ 967_ 1006...
  • Page 57 BRIGGS & STRATTON ENGINE-MODEL NUMBER 311707, TYPE NUMBER 0132-E1 _r REQUIRES SPECIAL TOOLS TO INSTALL. SEE REPAIR INBTRUCTION MANUAl. 12_0 g87@ 834_ ,,1o4_ 117 qL9 355_ 142 t ii iii 1022 116,_ 163_ 62_@ 868_ lo_3j 3s5_ °.0 ..,%°°°_...
  • Page 58 TRACTOR - - MODEL NUMBER 917.270721 BRIGGS & STRATTON ENGINE-MODEL NUMBER 311707, TYPE NUMBER 0132-E1 PART PART' DESCRIPTION DESCRIPTION 690156 Cylinder Assembly 495800 Screw, idle Speed 399265 Bushing, Cylinder 231789 . Pin, Float Hinge * Sea_,O11 231855 • Valve, Needle 391086 494238 Sump, Engine...
  • Page 59 ! n/_,, I _../nL - - IVI_JLJ_I. PIUIVl_r-n _ ! I ._i u_r t- ! BRIGGS & STRATTON ENGINE_MODEL NUMBER 3'11707, TYPE NUMBER 0132-E1 PART PART DESCRIPTION DESCRIPTION 262836 Cap, Valve 490324 Cover, Starter Drive 394358 Filter, Fuel 94951 Screw, Terx' 221535 Clamp, Casing 281390...
  • Page 60 TRACTOR - - MODEL NUMBER 917.270721 SCHEMATIC BATTERY FUS E 30 AMP SOLENOID (PEDAL UP) __2c SEAT' SWITCH IGNITION ÷_ , ,.. _ (NOT OCCUPIED) SWITCH _ )G BLACK AITMENT CLUTCH "Z'_,'..,T {i, ..Gn',aumDING (CLUTCH OFF) CONNECTOR (OPTIONAL) SPARK ..
  • Page 63 SUGGESTED GUIDE FOR SIGHTING SLOPES FOR SAFE OPERATION ONLY RIDE UP AND DOWN HILL, NOT ACROSS HILL SIGHT AND HOLD THIS LEVEL WITH SKY LINE OR TREE, 15 ° MAX. Operate your Tractor up and down the face of slopes (not _1 _ greater than !5 ), never across the face.
  • Page 64 For the repair or replacement parts you need delivered directly to your home Call 7 am - 7 pm, 7 days a week 1-800-366-PART (1-800-366-7278) Para ordenar piezas con entrega domtcilio - 1-800-659-7084 For in-house major brand repair service Call 24 hours a day, 7 days a week 1-800-4-REPAIR (1-800-473-7274) Para pedir...