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Craftsman EZ3 917.256430 Owner's Manual

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MODEL NUMBER 917.256430
OWNER'S MANUAL
= Assembly
• Operation
• Customer Responsibilities
• Service and Adjustments
• Repair Parts
CAUTION:
Read
and follow
all safety
rules and instructions
before operating
this equipment.
FOR CONSUMER
ASSISTANCE
HOT LINE, CALL THIS TOLL FREE NUMBER:
1-800-659-5917
',ll
IHIIII!! !1111 I IIIIIIIIInl
......
ITo
HIHI/
....
........ _

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Summary of Contents for Craftsman EZ3 917.256430

  • Page 1 ® MODEL NUMBER 917.256430 OWNER'S MANUAL = Assembly • Operation • Customer Responsibilities • Service and Adjustments • Repair Parts CAUTION: Read and follow all safety rules and instructions before operating this equipment. FOR CONSUMER ASSISTANCE HOT LINE, CALL THIS TOLL FREE NUMBER: 1-800-659-5917 ',ll IHIIII!! !1111 I IIIIIIIIInl...
  • Page 2 SAFETY RULES Safe Operation Practices for Ride-On Mowers IMPORTANT: THIS CUTTING MACHINE IS CAPABLE OF AMPUTATING HANDS AND FEET AND THROWING OBJECTS. FAILURE TO OBSERVE THE FOLLOWING SAFETY INSTRUCTIONS COULD RESULT IN SERIOUS INJURY OR DEATH. GENERAL OPERATION IlL CHILDREN Read, understand, and follow alt instructions in the manual Tragic accidents can occur if the operator...
  • Page 3 For two (2) years from the date of purchase if this Craftsman Riding Equipment is maintained, Inbricated and tuned up according to the instructions in the owner's manual, Sears will repair or replace, free of charge, any palts found to be defective in material or workmanship.
  • Page 4 TABLE OF CONTENTS SAFETY RULES ............OPERATION ............11-16 PRODUCT SPECIFICATIONS ........MAINTENANCE SCHEDULE ........CUSTOMER RESPONSIBILITIES ..... 3, 17-21 SERVICE AND ADJUSTMENTS ......22-27 WARRANTY ..............STORAGE ..............TABLE OF CONTENTS ..........TROUBLESHOOTING ......... ;. 29-30 INDEX ................REPAIR PARTS - TRACTOR ........ 32-47 TRACTOR ACCESSORIES ..........

  • Page 5: Accessories

    ACCESSORIES AND ATTACHMENTS These accessories and attachments were available through most Sears retail outlets and service centers when the tractor was purchased. Most Sears stores can order these items for you when you provide the model number of your tractor. ENGINE MAINTENANCE SPARK PLUG...
  • Page 6 CONTENTS OF HARDWARE PACK Parts packed separately in carton Parts Bag contents shown full size (1) Large Fiat Washer Seat Mulcher Plate .., Locknut 3/8-24 Boot Steering (1) Locknut 5/16-18 Wheel L ..I (1) Hex Bolt 5/16-18 x 1ol/4 Video (1) Hex Bolt 1/2-13 x 1...
  • Page 7 ASSEMBLY Your new tractor has been assembled at the factory with exception of those parts left unassembled for shipping purposes. To ensure safe and proper operation of your tractor all parts and hardware you assemble must be tightened securely. the correct tools as necessary to insure proper tightness. TOOLS REQUIRED FOR ASSEMBLY "'_,...
  • Page 8 ASSEMBLY CONNECT BATTERY (See Figs. 2 and 3) CAUTION: Do not short battery termi- nals. Before connecting battery, re- SEAT move metal bracelets, wristwatch bands, rings, etc. Positive terminal must be connected first to prevent sparking from acciden- tal grounding. •...
  • Page 9 • ASSEMBLY CHECK TIRE PRESSURE ASSEMBLE GAUGE WHEELS TO MOWER DECK (See Fig. 5) The tires on your tractor were overinflated at the factory for shipping purposes. Correct tire pressure is important for Assemble gauge wheels with tractor on a flat level surface. best cutting performance.
  • Page 10 ASSEMBLY INSTALL MULCHER PLATE DEFLECTOR (See Figs. 6 & Install two latch hooks to muIcher plate using screw, washer, lock washer, and weld nut as shown. NOTE: Pre-assembIe weld nut to latch hook by inserting weld nut from the top with hook pointing down:. Tighten hardware securely, Raise and hold deflector shield in upright position.
  • Page 11 OPERATION These symbols may appear on your product or in literature supplied with the product, Learn and understand their meaning. BATTERY CAUTION REVERSE FORWARD FAST SLOW WARNING ENGINE ON ENGINE OFF OIL PRESSURE CLUTCH LIGHTS ON LIGHTS OFF I'--,I r-,-@ FUEL CHOKE MOWER HEIGHT...
  • Page 12 OPERATION KNOW YOUR TRACTOR READ THIS OWNER'S MANUAL AND SAFETY RULES BEFORE OPERATING YOUR TRACTOR Compare the illustrations with your tractor to familiarize yourself with the locations of various controls and adjustments. Save this manual for future reference. LIGHT IGNITION SWITCH POSITION\ SWITCH...
  • Page 13 OPERATION The operation of any tractor can result in foreign objects thrown into the eyes, which can result in severe eye damage. Always wear safety glasses or eye shields while operating your tractor or performing any adjustments or repairs. We recommend a wide vision safety mask over the spectacles or standard safety glasses.
  • Page 14 OPERATION IMPORTANT: THE MOTION CONTROL LEVER DOES (See Fig. 10) TO OPERATE MOWER NOT RETURN TO NEUTRAL (N) POSITION WHEN THE CLUTCH/BRAKE PEDAL IS DEPRESSED. Your tractor is equipped with an operator presence sensing switch. Any attempt by the operator to leave the seat with •...

  • Page 15: Carburetor

    OPERATION ADD GASOLINE IMPORTANT: COLD STARTING FOR HYDRO (BELOW 40°F) - AFTER STARTING ENGINE BEFORE Fill fuel tank. Use fresh, clean, regular unleaded DRIVING, LET TRANSMISSION WARM UP FOR ONE (1) gasoline with a minimum of 87 octane. (Use of leaded MINUTE BY PLACING MOTION...
  • Page 16 OPERATION MOWING TIPS MULCHING MOWING TIPS • Tire chains cannot be used when the mower housing IMPORTANT: BEST PERFORMANCE, KEEP MOWER HOUSING FREE OF BUILT-UP GRASS is attached to tractor. TRASH, CLEAN AFTER EACH USE, • Mower should be properly leveled for best mow!,n.g The special mulching blade will recur the grass clip- performance.
  • Page 17 CUSTOMER RESPONSIBILITIES 1 - Change more often when operating under a heavy load or in high ambient temperatures. 5 - If equipped with adjustable system 2 - Service more often when operabr)g in dirty or dusty conditions¸ 6 • Not required if equipped with maintenance4ree battery...
  • Page 18 CUSTOMER RESPONSIBILITIES TRACTOR (See Fig. 15) TO SHARPEN BLADE Care should be taken to keep the blade balanced. Always observe safety rules when performing any mainte- unbalanced blade will cause excessive vibration and even- nance. tual damage to mower and engine. BRAKE OPERATION •...
  • Page 19 CUSTOMER RESPONSIBILITIES ENGINE BATTERY Your tractor has a battery charging system which is suffi- LUBRICATION cient for normal use. However, periodic charging of the battery with an automotive charger will extend its life, Only use high quality detergent oil rated with API service Keep battery and terminals clean.
  • Page 20 CUSTOMER RESPONSIBILITIES (See Fig. 19) CLEAN SCREEN AIR FILTER (See Fig. 18) Air screen must be kept free of dirt and chaff to prevent Your engine will not run properly using a dirty air filter. engine damage from overheating. Clean with a wire brush Clean the foam pre-cleaner after every 25 hours of opera- or compressed ak to remove dirt and stubborn dried gum tion or every season.
  • Page 21 CUSTOMER RESPONSIBILITIES MUFFLER CLAMP Inspect and replace corroded muffler and spark arrester (if equipped) as it could create a fire hazard and/or damage. SPARK PLUGS Replace spark plugs at the beginning of each mowing season or after every 100 hours of operation, whichever occurs first.
  • Page 22 SERVICE AND ADJUSTMENTS CAUTION: BEFORE PERFORMING ANY SERVICE OR ADJUSTMENTS: • Depress clutch/brake pedal fully and set parking brake. • Place motion control lever in neutral (N) position. • Place attachment clutch in "DISENGAGED" position. • Turn ignition key "OFF" and remove key. •...

  • Page 23: Side-To-Side

    SERVICE AND ADJUSTMENTS TO LEVEL MOWER HOUSING FRONT-TO-BACK ADJUSTMENT (See Figs. 24 and 25) Adjust the mower while tractor is parked on level ground or IMPORTANT: DECK MUST BE LEVEL SIDE-TO-SIDE. THE FOLLOWING FRONT-TO-BACK ADJUSTMENT driveway. Make sure tires are properly inflated (See NECESSARY, BE SURETOADJUSTBOTH FRONT LINKS...
  • Page 24 SERVICE AND ADJUSTMENTS WITH PARKING BRAKE "ENGAGED" TO REPLACE MOWER BLADE DRIVE BELT ..NUT "A" (See Fig. 26) The mower blade drive belt may be replaced without tools. Park the tractor on level surface. Engage parking brake. BELT REMOVAL - Remove mower from tractor (See "TO REMOVE...
  • Page 25 SERVICE AND ADJUSTMENTS (See TO ADJUST MOTION CONTROL LEVER TO ADJUST STEERING WHEEL ALIGNMENT Fig. 29) If steering wheel crossbars are not horizontal (left to right) The motion control lever has been preset at the factory and when wheels are positioned straightforward, remove steer- adjustment should not be necessary.
  • Page 26 SERVICE AND ADJUSTMENTS TO REPLACE HEADLIGHT BULB TO START ENGINE WITH A WEAK BATTERY Raise hood. See Fig. 31) • Pull bulb holder out of the hole in the backside of the grill. CAUTION: Lead-acid batteries gener- ate explosivegases, Keep sparks, flame °...

  • Page 27: Throttle Control Cable

    SERVICE AND ADJUSTMENTS ENGINE PRELIMINARY SETTING- Air cleaner assembly must be assembled to the carbu- TO ADJUST THROTTLE CONTROL CABLE retor when making carburetor adjustments. (See Fig. 33) • Be sure the throttle control cable is adjusted properly (see above). The throttle control has been preset at the factory and FINAL SETTING - adjustment should not be necessary.

  • Page 28: Cleaning

    STORAGE ENGINE Immediately prepare your tractor for storage at the end of the season or if the tractor will not be used for 30 days or more. FUEL SYSTEM IMPORTANT: IT IS IMPORTANT TO PREVENT CAUTION: Never store the tractor with DEPOSITS FROM FORMING...
  • Page 29 TROUBLESHOOTING POINTS PROBLEM CAUSE CORRECTION Will not start Out of fuel. Fi!l fuel tank Engine not "CHOKED" properiy. See "TO START ENGINE" in Operation section. Engine flooded. Wait several minutes before attempting to start. Bad spark plug, Reptace spark plug Dirty air filter Clean/replace air filter.
  • Page 30 TROUBLESHOOTING POINTS PROBLEM CAUSE CORRECTION Check wiring, switches and connections. If not Fautb/operator-safety presence control system. Engine continues to run corrected, contact an authorized service center/ when operator leaves seat department. with attachment clutch engaged Repiace blade Tighten blade bolt. Worn, bent or loose blade.
  • Page 31 TRACTOR - - MODEL NUMBER 917.256430 SCHEMATIC BLACK BATTERY FUSE 30 AMP. STARTER AMMETER • ..BLACK WHITE SOLENOID &U CH / BRA E (PEDAL UP) WHITE SEAT SWITCH (NOT OCCUPIED) SWITCH SLAcKIGNITION " B', ACK BLACK ATT'MENT CLUTCH _" GROUNDING CLUTCH OFF) CONNECTOR...
  • Page 32 REPAIR PARTS TRACTOR - - MODEL NUMBER 917,256430 ELECTRICAL...
  • Page 33 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 ELECTRICAL PART DESCRIPTION 146139 Battery 12 Volt 25 Amp 74760412 Bolt, Hex Head 1/4-20 unc x 3/4 STD551025 Washer STD551125 Washer STD541025 109238X Tube, Plastic, 12" 144940 Case, Battery 109596X Clamp, Hose 147688 Fastener Snap-In STD551125...
  • Page 34 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 CHASSIS AND ENCLOSURES "i...
  • Page 35 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 CHASSIS AND ENCLOSURES PART DESCRIPTION 145501 Chassis Assembly 140356 Drawbar 17490612 Screw, Thd. Roll, 3/8-16 x 3/4 19131216 Washer 13/32 x 3/4 x 16 Gauge 146077 Bumper Snap-In 145206 Saddle 126471X Clip Insulator .406 Mtg Hole !47633X010 Dash STD533710...
  • Page 36 REPAIR PARTS TRACTOR - " MODEL NUMBER 917.256430 DRIVE...
  • Page 37 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 DRIVE PART PART DESCRIPTION DESCRIPTION 150071 Transaxte Assembly 140312 Keeper, Center Span 142431 Spring, Return, Brake 17490612 Screw Thdrol. 3/8-16 x 3/4 Ty. TT 143995 Pulley, Transaxle 8883R Cover, Pedal 141003 Rod Shift Hydro LT 140186 Pulley, Engine 76020416...
  • Page 38 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 STEERING ASSEMBLY • "i i ¸_'---'--_ 37 46... -_._ !° 22 __._ 26•_ 23 _J \1 6 43 ts i 25 ;...
  • Page 39 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 STEERING ASSEMBLY PART DESCRIPTION 139768 Steering Wheel 142033 Front Axle Assembly 135227 Spindle Assembly, L.H. 135228 Spindle Assembly, R.H. 6266H Bearing, Race, Thrust, Hardened 121748X Washer 25/32 x 1-5/8 x 16 Gauge 19272016 Washer 27/32 x 1-1/4 x 16 Gauge 12000029...
  • Page 40 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 SEAT ASSEMBLY &._j3 PART PART DESCRIPTION DESCRIPTION 134300 140123 Seat Spacer, Split .28 x .88 121250X 140551 Bracket, Pivot, Seat Spring !23976X Locknut, Flange 1/4 Grade 5 STD523710 Bolt 139888 Bolt, Shoulder 5/16-18 UNC 1913161O Washer...
  • Page 41 Decal, Drawbar Cntrl Mvt Hyd LT 150927 Decal, Side Panel 149516 Decal, Battery DngriPsn/Srs 150955 Decal, Deck Mower EZ3 Mower 145245 Pad Footrest Rbr Sq Craftsman 128314 Decal, Fender, Craftsman 138311 Decal, Lift Handle 137537 145247 Decal, Caution, English Fastener Pop In Footrest...
  • Page 42 REPAIR PARTS TRACTOR -- MODEL NUMBER 917.256430 ENGINE Tf_L_ I<, _ OPTIONAL EQUIPMENT Spark Arrester...
  • Page 43 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 ENGINE PART DESCRIPTION 150600 Control, Throttle 17720410 Screw, Hex Head, Thread Cutting 1/4-20 x 5/8 152514 Engine, B&S, 15.5Hp No. 28N707, 137352 Muffler 272293 Gasket, Exhaust 13280324 Nipple, Pipe 3/8 NPT x 3 13200300 Elbow, Standard 90 °, 3/8-18 NPT STD551237...
  • Page 44 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 MOWER LIFT 1718 • ;o\...
  • Page 45 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 MOWER LIFT PART DESCRIPTION Lift Lever Inner Wire Assembly 136973 145117 Shaft Assembly, Lift Pin, Groove 105767X 12000002 E-Ring Washer 21/32 x 1 x 21 Gauge 19211621 120183X Bearing, Nylon 125631X Grip, Handle, Fluted 122365X Button, Plunger, Red 122512X...
  • Page 46 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 MOWER DECK <--103 105 j 106/_ •...
  • Page 47 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 MOWER DECK PART PART DESCRIPTION DESCRIPTION 144393 Mower Housing 133943 Washer, Hardened STD533107 Bolt 140084 Arm, Idler 138017 Bracket Assembly,Sway Bar, Front 122052X Spacer, Retainer 138440 Bracket Assembly, Sway Bar 140086 Spring, Torsion Brakes STD624008 Retainer Spring 141043...
  • Page 48 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 HYDRO GEAR TRANSAXLE - MODEL NUMBER 310-0650 / //'7t " /6 /4...
  • Page 49 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 HYDRO GEAR TRANSAXLE - MODEL NUMBER 310-0650 KEY PART KEY PART DESCRIPTION NO. NO. DESCRIPTION 142930 Housing, Lower 142884 Washer 7/!6 x 7/8 x .060 142931 Assembly, Upper Housing 150829 Differential Assembly 142932 Seat, Lip 142991...
  • Page 50 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 BRIGGS & STRATTON ENGINE - MODEL NUMBER 28N707, TYPE NUMBER 0636-A1 634A 634A REQUIRES SPECIAL TOOLS TO INSTALL. SEE REPAIR INSTRUCTION MANUAL 1022 _1022 1034 1029 1026...
  • Page 51 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 BRIGGS & STRATTON ENGINE - MODEL NUMBER 28N707, TYPE NUMBER 0636-A1 106 987 95 117 634B 1044 1045 1033 VALVE OVERHAUL 121 CARBURETOR OVERHAUL 757 \j • 46 2o(_ / ,5 634B_ 138 _ REQUIRES SPECIAL TOOLS TO INSTALL.
  • Page 52 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 BRIGGS & STRATTON ENGINE - MODEL NUMBER 28N707, TYPE NUMBER 0636-A1 634A 868 868A ,537 284A 171 _ 358 GASKET SET 3632 _524 977 CARBURETOR GASKET _224...
  • Page 53 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 BRIGGS & STRATTON ENGINE - MODEL NUMBER 28N707, TYPE NUMBER 0636-A1 1019 LABEL KITI 11058 OWNER'S MANUAL! 729A 1090...
  • Page 54 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 BRIGGS & STRATTON ENGINE - MODEL NUMBER 28N707, TYPE NUMBER 0636-A1 KEY PART KEY PART NO, NO. DESCRIPTION NO. NO, DESCRIPTION Valve, Idle Adjustment 496412 Cylinder Assembly 495932 ** Screw, Throttle 399265 Bearing, Cylinder 94098 Screw, Idle Speed...
  • Page 55 REPAIR PARTS TRACTOR - - MODEL NUMBER 917.256430 BRIGGS & STRATTON ENGINE - MODEL NUMBER 28N707, TYPE NUMBER 0636-A1 KEY PART KEY PART DESCRIPTION NO. NO. DESCRIPTION 284A 94903 Screw, Hex Head 729A 225170 Retainer, Wire 810068 Screw, Set 262932 Gear, Timing 496431 Housing, Blower...
  • Page 56 SERVICE NOTES...
  • Page 57 SERVICE NOTES...
  • Page 58 SERVICE NOTES...
  • Page 59 SUGGESTED GUIDE FOR SIGHTING SLOPES FOR SAFE OPERATION ONLY RIDE UP AND DOWN HILL, NOT ACROSS HILL SIGHTING GUIDE SIGHT AND HOLD THIS LEVEL WITH SKY LINE OR TREE. 15 ° MAX. Operate your Tractor up and down the face of slopes (not greater than !5_), nevet"...

  • Page 60: Replacement

    OWNER'S 15.5 HP MANUAL ELECTRIC START 42" MOWER AUTOMATIC (HYDROSTATIC) DRIVE LAWN TRACTOR MODEL NO. 917.256430 Each tractor has its own model number. Each engine has its own model number. The model number for your tractor will be found on the model plate located under the seat.

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