Sears 917.25759 Lawn Mower User Manual
Contents
1. On rear wheels only align grooves in rear wheel hub and axle Insert square key Replace washers and snap retaining ring securely in axle groove Replace axle cover WASHERS RETAINING p SQUARE KEY REAR WHEEL ONLY FIG 28 AXLE COVER SERVICE AND ADJUSTMENTS TO START ENGINE WITH A WEAK BATTERY See Fig 29 CAUTION Lead acid batteries gener ate explosive gases Keep sparks flame and smoking materials away from bat teries Always wear eye protection when around batteries if your battery is too weak to start the engine it should be recharged If jumper cables are used for emergency starting follow this procedure IMPORTANT YOUR TRACTOR IS EQUIPPED WITH A 12 VOLT NEGATIVE GROUNDED SYSTEM THE OTHER VEHICLE MUST ALSO BE A 12 VOLT NEGATIVE GROUNDED SYSTEM DO NOT USE YOUR TRACTOR BATTERY TO START OTHER VEHICLES TO ATTACH JUMPER CABLES Connect each end of the RED cable to the POSITIVE terminal of each battery taking care not to short against chassis Connect one end of the BLACK cable to the NEGA TIVE terminal of fully charged battery Connect the other end of the BLACK cable to good CHASSIS GROUND away from fuel tank and battery TO REMOVE CABLES REVERSE ORDER BLACK cable first from chassis and then from the fully charged battery RED cable last from both batteries NEGATIVE TERMINAL POSITIVE TER2. 2 MPH 1 MPH FIG 6 Our tractors conform to the safety standards of the American National Standards Institute ATTACHMENT CLUTCH LEVER Used to engage the MOTION CONTROL LEVER Selects the speed and mower blades or other attachments mounted to your direction of tractor tractor LIFT LEVER PLUNGER Used to release attachment lift LIGHT SWITCH Turns the headlights on and off lever when changing its position THROTTLE CHOKE CONTROL Used for starting and ATTACHMENT LIFT LEVER Used to raise lower and controlling engine speed adjust the mower deck or other attachments mounted to CLUTCH BRAKE PEDAL Used for declutching and brak your tractor ing the tractor and starting the engine IGNITION SWITCH Used for starting and stopping the PARKING BRAKE LEVER Locks clutch brake pedal into engine the brake position FREEWHEEL CONTROL Disengages transmission for pushing or slowly towing the tractor with the engine off 10 HOW TO USE YOUR TRACTOR TO SET PARKING BRAKE See Fig 7 Your tractor is equipped with an operator presence sensing switch When engine is running any attempt by the operator to leave the seat without first setting the parking brake will shut off the engine Depress clutch brake pedal into full BRAKE position and hold Place parking brake lever in ENGAGED position and release pressure fromclutch brake pedal Pedal should remain in BRAKE position Make su
3. Printed in U S A Sears Roebuck and Co Hoffman Estates IL 60179 U S A
4. mark on dipstick is reached Do not overfill For cold weather operation you should change oil for easier starting See OIL VISCOSITY CHART in the Customer Responsibilities section of this manual To change engine oil see the Customer Responsibili ties section in this manual ADD GASOLINE Fill fuel tank Use fresh clean regular unleaded gasoline Use of leaded gasoline will increase carbon and lead oxide deposits and reduce valve life IMPORTANT WHEN OPERATING IN TEMPERATURES BELOW 32 F 0 C USE FRESH CLEAN WINTER GRADE GASOLINE TO HELP INSURE GOOD COLD WEATHER STARTING WARNING Experience 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 Acidic gas can damage the fuel system of an engine while in storage To avoid engine problems the fuel system should be emptied before stor age of 30 days or longer Drain the gas tank start the engine and let it run until the fuel lines and carburetor are empty Use fresh fuel next season See Storage Instruc tions for additional information Never use engine or carburetor cleaner products in the fuel tank or permanent damage may occur CAUTION Fill to bottom of gas tank filler neck Do not overfill Wipe off any spilled oil or fuel Do not store spill or use gasoline near an open flame TO START ENGINE See Fig 7 When startin
5. Depress clutch brake pedal Disengage attachment clutch Recharge or replace battery Replace fuse Clean battery terminals Check all wiring Check replace ignition switch Check replace solenoid or starter Contact an authorized service center department Recharge or replace battery Clean battery terminals Check all wiring Chack replace solenoid or starter Set in Higher Cut position reduce speed Adjust throttle control Clean underside of mower housing Clearvreplace air filter Check oil level change oll Clean and regap or change spark plug Replace fuel filter Drain fuel tank and refill with fresh gasoline Drain fuel tank and carburetor refill tank with fresh gasoline and replace fuel filter Connect and tighten spark plug wire Clean engine air screen fins Clearv replace muffler Check all wiring Contact an authorized service center department Contact an authorized service center department Replace blade Tighten blade bolt Replace blade mandrel Tighten loose part s Replace damaged parts Reis ei ea TROUBLESHOOTING POINTS PROBLEM Engine continues to run when operator leaves seat with attachment clutch engaged Poor cut uneven Mower blades will not rotate Poor grass discharge Headlight s not working if so equipped Battery will not charge Tractor creeps with motion control lever in neutral position Fender shift models only
6. Transaxle occ ccceseeetseeeeeeeeees 16 44 45 Ww Wanani 2 aievcivessisccuandieuciunas 3 Wiring Diagram 28 4 Wiring Schematic a an 27 ACCESSORIES AND ATTACHMENTS These accessories and attachments were available through most Sears retail outlets and service centers when the tractor was purchas ed Most Sears stores can order these items for you when you provide the model number of your tractor ENGINE MAINTENANCE PERFORMANCE Sears offers a wide variety of attachments that fit your tractor Many of these are listed below with brief explanations of how they can help you This list was current at the time of publication however it may change in future years more attachments may be added changes may be made in these attachments or some may no longer be available or fit your model Contact your nearest Sears store for the accessories and attachments that are available for your tractor Most of these attachments do not require additional hitches or conversion kits those that do are indicated and are designed for easy attaching and detaching AERATOR promotes deep root growth for a healthy lawn Ta pered 2 5 inch steel spikes mounted on 10 inch diameter discs puncture holes in soil at close intervals to let moisture soak in Steel weight tray for increased penetration BAGGER lets you collect grass clippings and leaves for a healthier neater looking lawn Two Permanex containers hold 30 gallon plastic ba
7. cccccscccscsesseees 10 11 Starting ee 3 Parts Bag cesscsscesssecesestsecsutssnessusecserones 6 HONGO nesseiinspaleiieectarione Parts Replacement Repair B 45 F Product Specifications oaser 3 Filter R AUR FMO nacini 16 PUGH N caviar duitcay 17 Repair Parts ouesse 28 45 Fuel TYPE nirean ENE 12 S SOAGE a cccssseesis scraeseiesiaceszersansanene 24 Safety Rules uassi 2 USS EAER ETEA EEE 22 Ae T OE EE EETA 8 Service and Adjustments we 18 23 H Carburetor uenisse 23 Hood Removal installation o n 22 FUSE is ana dts curso pa aA a a2 Hood Removal installation 22 L Motion Drive Belt f ACEM oac 2 Leveling Mower Deck occ 19 Moe Lubrication Removal Heplacement 20 Ghat onana ora nE t4 Mower Adjustment EMQG n eeen 16 Front to Back seser 19 Side to Side wo wa 19 M Mower Removal installation 18 Tire Care Maintenance Schedule ccccesee 14 a j Slope Guide Sheet 55 Adjustment Front to Back 19 Spark Plug s Adjustment Side to Side we 19 Specifications are Pad cit St seca ee K Starting the Engine 2 cece ade Sharpening na Cutting Height 44 Steering WHEL nesnesini Installation 18 Stopping the Tractor we ds Operation 11 12 Storage sinusini aae 24 Removal 18 Mowing Tips ed T Muffler occ 17 Throttle Control Cable Adjustment 23 Spark AMESter cc 340 THOS eecseeseseecsscsuseeesssenesuenescessnte 8 15 21 Trouble Shooting Chart seese 25 26
8. line on dipstick k oe OIL FILL CAPAIPSTICK OIL DRAIN PLUG AIR FILTER See Fig 16 Your engine will not run properly using a dirty air filter Clean the foam pre cleaner after every 25 hours of opera tion or every season Service paper cartridge every 100 hours of operation or every season whichever occurs first Service air cleaner more often under dusty conditions Remove knob and cover e Remove wing nut and air cleaner from base TO SERVICE PRE CLEANER Slide foam pre cleaner off cartridge Wash it in liquid detergent and water Squeeze it dry in a clean cloth e Saturate it in engine oil Wrap it in clean absorbent cloth and squeeze to remove excess oil SERVICE CARTRIDGE Gently tap the flat side of the paper cartridge to dis lodge dirt Do not wash the paper cartridge or use pressurized air as this will damage the cartridge Replace a dirty bent or damaged cartridge Reinstall the pre cleaner cleaned and oiled over the paper cartridge Reassemble air cleaner wing nut cover and tighten knob securely TO CARTRIDGE BASE CUSTOMER RESPONSIBILITIES __ CLEAN AIR SCREEN See Fig 15 Air screen must be kept free of dirt and chaff fo prevent engine damage from overheating Clean with a wire brush or compressed air to remove dirt and stubborn dried gum fibers ENGINE COOLING FINS See Fig 17 Remove any dust dirt or oil from engine cooling fi
9. operating your tractor or performing any adjustments or repairs We recommend a wide vision safety mask for over the spectacles or standard safety glasses CAUTION Always stop tractor com pletely as described above before leav ing the operator s position to empty grass catcher etc TO USE THROTTLE CONTROL See Fig 7 Always operate engine at full throttle Operating engine at less than full throttle reduces the battery charging rate gt Full throttle offers the best bagging and mower perfor mance TO MOVE FORWARD AND BACKWARD See Fig 7 The direction and speed of movement is controlled by the motion control lever e Start tractor with motion control lever in neutral N position Release parking brake and clutch brake pedal Slowly move motion control lever to desired position TO ADJUST MOWER CUTTING HEIGHT See Fig 7 The position of the attachment lift lever determines the cutting height Grasp lift lever Press plunger with thumb and move lever to desired position The cutting height range is approximately 1 1 2 to 4 The heights are measured from the ground to the blade tip with the engine not running These heights are approximate and may vary depending upon soil conditions height of grass and types of grass being mowed The average lawn should be cut to approximately 2 1 2 inches during the cool season and to over 3 inches during hot months For healthier and
10. position fora few seconds to distribute oil Replace with new spark plug s OTHER Do not store gasoline from one season to another Replace your gasoline can if your can starts to rust Rust and or dirt in your gasoline will cause problems e If possible store your tractor indoors and cover it to give protection from dust and dirt Cover your tractor 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 tractor to rust IMPORTANT NEVER COVER TRACTOR WHILE ENGINE AND EXHAUST AREAS ARE STILL WARM TROUBLESHOOTING POINT PROBLEM Will not etart Hard to start Engine will not turn over Engine clicks but will not start Loss of power Excessive vibration O NO ma ONENA oh 1 2 3 4 5 6 7 8 9 CAUSE Out of fuel Engine not CHOKED properly Engine flooded Bad spark plug Dirty air filter Dirty fuel filter Water in fuel Loose or damaged wiring Carburetor out of adjustment Engine valves out of adjustment Dirty air filter Bad spark plug Weak or dead battery Dirty fuel filter Stale or dirty fuel Loose or damaged wiring Carburetor out of adjustment Engine valves out of adjustment Clutch brake pedal not depressed Attachment clutch is engaged Weak or dead battery Blown fuse Corroded battery terminals Loose or damaged wirin
11. 1 Slide the steering bushing over the steering shaft Raise steering shaft forward until screw holes in dash line up with steering bushing Install two 2 sheet metal screws and tighten securely Position steering boot over steering shaft Place tabs of steering boot over tab slots in dash and push down to secure Slide steering wheel adapter onto upper steering shaft Position front wheels of the tractor so they are pointing straight forward Position steering wheel so cross bars are horizontal left to right and slide onto adapter Assemble large flat washer and 3 8 24 locknut and tighten securely Snap steering wheel insert into center of steering wheel Remove protective plastic from tractor hood and grill IMPORTANT CHECK FOR AND REMOVE ANY STAPLES IN SKID THAT MAY PUNCTURE TIRES WHERE TRACTOR IS TO ROLL OFF SKID 2 7 16 wrench 1 3 4 wrench 1 Phillips Screwdriver STEERING WHEEL INSERT 4 3 8 24 LOCKNUT ik as r LARGE FLAT WASHER T STEERING WHEEL SHEET STEERING STEERING METAL WHEEL BUSHING SCREW ADAPTER STEERING BOOT STEERING SHAFT ASSEMBLY SITION a teana lO ie eal ee 7 STEERING SHAFT SHIPPING POSITION oe Meee TO ROLL TRACTOR OFF SKID See Fig 8 Raise attachment lift lever to its highest position e Release parking brake by depressing clutch brake pedal Place freewheel control in freewheeling pos
12. 3 of this manual Keep tires free of gasoline oil or insect control chemi cals which can harm rubber Avoid stumps stones deep ruts sharp objects and other hazards that may cause tire damage BLADE CARE For best results rnower blades must be kept sharp Re place bent or damaged blades BLADE REMOVAL See Fig 11 Raise mower to highest position to allow access to blades cues hex bolt lock washer and flat washer securing ade Install new or resharpened blade with trailing edge up towards deck as shown Reassemble hex bolt lock washer and flat washer in exact order as shown Tighten bolt securely 30 35 Ft Lbs torque IMPORTANT BLADE BOLT IS GRADE 8 HEAT TREATED NOTE We do not recommend sharpening blade but if you do be sure the blade is balanced MANDREL ASSEMBLY TRAILING CR b HEX BOLT GRADE 8 A GRADE 8 HEAT TREATED BOLT CAN BE IDENTIFIED BY SIX LINES ON THE BOLT HEAD FIG 11 TO SHARPEN BLADE See Fig 12 Care should be taken to keep the blade balanced An unbalanced blade will cause excessive vibration and even tual damage to mower and engine The blade can be sharpened with a file or on a grinding wheel Do not attempt to sharpen while on the mower CUSTOMER RESPONSIBILITIES 15 e Tocheck blade balance you will need a 5 8 diarneter steel bolt pin ora cone balancer When using acone balancer follow the instructions supplied with ba
13. and down the face of slopes not greater than 15 never across the face Make turns gradu ally to prevent tipping or loss of control Exercise extreme caution when changing direction on siopes SEARS OWNER S MANUAL MODEL NO 917 257590 IF YOU NEED REPAIR SERVICE OR PARTS FOR REPAIR SERVICE CALL THIS TOLL FREE NUMBER 1 800 4 REPAIR 1 800 473 7247 FOR REPLACEMENT PARTS INFORMATION AND ORDERING CALL THIS TOLL FREE NUMBER 1 800 FON PART 1 800 366 7278 144617 03 25 94 CRAFTSMAN 15 0 HP ELECTRIC START 42 MOWER AUTOMATIC HYDROSTATIC DRIVE LAWN TRACTOR 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 The model number for your engine will be found on the blower housing of the engine All parts listed herein may be ordered from any Sears Roebuck and Co Service Center Department and most Re tail Stores WHEN ORDERING REPAIR PARTS ALWAYS GIVE THE FOLLOWING INFORMATION PRODUCT TRACTOR MODEL NUMBER 917 257590 ENGINE MODEL NO 28N707 0121 01 PART NUMBER PART DESCRIPTION Your Sears merchandise has added value when you consider Sears has service units nationwide staffed with Sears trained technicians professional technicians specifically trained to insure that we meet our pledge to you we service what we sell
14. better looking lawns mow often and after moderate growth For best cutting performance grass over 6 inches in height should be mowed twice Make the first cut relatively high the second to desired height TO OPERATE MOWER See Fig 8 Your tractor is equipped with an operator presence sensing switch Any attempt by the operator to leave the seat with the engine running and the attachment clutch engaged will shut off the engine Select desired height of cut Stari mower blades by engaging attachment clutch control e TO STOP MOWER BLADES disengage attachment clutch control sain isis ea OPERATION CAUTION Do not operate the mower without either the entire grass catcher on mowers so equipped or the dis charge guard in place f Hh a ENGAGED ATTACHMENT POSITION LIFT LEVER HIGH POSITION LOW ATTACHMENT POSITION CLUTCH LEVER DISENGAGED POSITION FIG 8 TO OPERATE ON HILLS Choose the slowest speed before starting up or down hills Avoid stopping or changing speed on hills If slowing is necessary move throttle control lever to slower position If stopping is absolutely necessary push clutch brake aes quickly to brake position and engage parking rake Move motion control lever to neutral N position IMPORTANT THE MOTION CONTROL LEVER DOES NOT RETURN TO NEUTRAL N POSITION WHEN THE CLUTCH BRAKE PEDAL IS DEPRESSED Torestart move
15. 14 PSI REAR 12 PSI 3 AMPS BATTERY 5 AMPS HEADLIGHTS 30 35 FT LBS GROUND SPEED MPH TIRE PRESSURE CHARGING SYSTEM BLADE BOLT TORQUE WARNING This unit is equipped with an internal combus tion engine and should not be used on or near any unim roved forest covered brush covered or grass covered and unless the engine s exhaust system is equipped with a spark arrester meeting applicable local or state laws if any Ifa 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 have similar laws Federal laws apply on federal lands A spark arrester for the muffler is available through your nearest Sears Authorized Service Center See REPAIR PARTS section of this manual LIMITED TWO YEAR WARRANTY ON ELECTRIC START RIDING EQUIPMENT For two 2 years from the date of purchase if this riding equipment is maintained lubricated and tuned up according to the instructions in the owner s manual Sears will repair or replace free of charge any parts found to be defective in material or workmanship This Warranty does not cover Expendable items which become worn during normal use such as blades spark plugs air cleaners and belts Tire replacement or repair caused by punctures from outside objects such as nails thorns stumps or glass Repairs n
16. Hex Bolts 1 4 20 x 3 4 2 Hex Nuts 1 4 20 a A 2 Washers 9 32 x 5 8 x 16 Ga 2 Lock Washers 1 4 Parts packed separately in carton l i Steering Wheel Battery 4 Steering Boot a n Owner s Manual Steering J Wheel insert Steering Wheel Adapter Steering Bushing S Nina E a a l i k Battery Caps 15 Slope Sheet and Instructions 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 Use the correct tools as necessary to insure proper tightness TOOLS REQUIRED FOR ASSEMBLY A socket wrench set will make assembly easier Standard wrench sizes are listed 1 9 16 wrench 1 1 2 wrench Utility knife Tire pressure gauge When right and left hand is mentioned in this manual it means when you are in the operating position seated behind the steering wheel TO REMOVE TRACTOR FROM CARTON UNPACK CARTON Remove all accessible loose parts and parts cartons from carton See page 6 Cut fram top to bottom along lines on all four corners of carton and lay panels flat e Check for any additional loose parts or cartons and remove BEFORE ROLLING TRACTOR OFF SKID ATTACH STEERING WHEEL See Fig
17. LLEY SUSPENSION ARMS P ETAREN aol SPRINGS ii BOTH SIDES RETAINER SPRING Majar ANTI SWAY BAR IMPORTANT FAN ATTACHMENT OTHER THAN THE RETAINER MOWER IS TO BE MOUNTED TO THE TRACTOR THE SPRINGS R H AND L H SUSPENSION ARMS MUST BE REMOVED BOTH SIDES FROM TRACTOR 18 INSTALL MOWER See Fig 19 Raise attachment lift lever to its highest position Slide mower under tractor with discharge guard to right side of tractor Lower lift lever to its lowest position install mower in reverse order of removal instructions 18 SERVICE AND ADJUSTMENTS __ TO LEVEL MOWER HOUSING Adjust the mower while tractor is parked on level ground or driveway Make sure tires are properly inflated See PRODUCT SPECIFICATIONS on page 3 of this manual if tires are over or underinflated you will not properly adjust your mower SIDE TO SIDE ADJUSTMENT See Figs 20 and 21 e Raise mower to its highest position Atthe midpoint of both sides of mower measure height from bottom edge of mower to ground Distance A on both sides of mower should be the same or within 1 4 of each other if adjustment is necessary make adjustment on one side of mower only To raise one side of mower tighten lift link adjustment nut on that side To lower one side of mower loosen lift link adjustment nut on that side NOTE Three full turns of adjustment nut will change mower hei
18. Loge of drive Engine backfires when turning engine ppp CAUSE Faulty operator safety presence control system Worn bent or loose blade Mower deck not level Buildup of grass leaves and trash under mower Bent blade mandrel Clogged mower deck vent holes from buildup of grass leaves and trash around mandrels Obstruction in clutch mechanism Worn damaged mower drive belt Frozen idler pulley Frozen blade mandrel Engine speed too slow Travel speed too fast Wet grass Mower dack not level Low uneven tire ait pressure Worn bent or loose blade Buildup of grass leaves and trash under mower Mower drive belt worn Blades improperly instalied Improper blades used Clogged mower deck vent holes from buildup of grass leaves and trash around mandrels ONDT AN Switch is OFF Bulb s burned out Faulty light switch Loase or damaged wiring Blown fuse Bad battery cell s Poor cable connections Faulty regulator if so equipped Faulty alternator Motion control fever is out of adjustment Freewheel control in disengaged position Motion drive belt has worn damaged or broken Air trapped in transmission during shipment or servicing Engine throttle control not set at GLOW position for 30 seconds before stopping engine 26 CORRECTION Ae oh ya ADNa erga oe aN y baa eye SOP ON AAP ON Check wiring switches and connections if not corr
19. MINAL gt CABLES CHARGED BATTERY POSITIVE TERMINAL NEGATIVE TERMINAL TO REPLACE HEADLIGHT BULB Raise hood Pull bulb holder out of the hole in the backside of the grill Replace bulb in holder and push bulb holder securely back into the hole in the backside of the grill e Close hood INTERLOCKS AND RELAYS Loose or damaged wiring may cause your tractor to run poorly stop running or prevent it from starting e Check wiring See electrical wiring diagram in the Repair Parts section of this manual TO REPLACE FUSE Replace with 30 amp automotive type plug in fuse The fuse holder is located behind the dash TO REMOVE HOOD AND GRILL ASSEMBLY See Fig 30 Raise hood Unsnap headlight wire connector Standin front oftractor Grasp hood at sides tilttoward engine and lift off of tractor e To replace reverse above procedures HEADLIGHT WIRE CONNECTOR HOOD FIG 30 SERVICE AND ADJUSTMENTS ENGINE TO ADJUST THROTTLE CONTROL CABLE See Fig 31 The throttle control has been preset at the factory and adjustment should not be necessary Check adjustment as described below before loosening cable If adjustment is necessary proceed as follows With engine not running move throttle control lever from slow s to choke NI position Slowly move lever from choke NI to fast 4 position Check that holes A in governor control lever an
20. Mation Drive Removal Replacement 21 Mower Belt s Removal Replacerment 20 Blade Sharpening eessen 15 Replacement ccc 15 Brake Adjustment oo 20 C Carburetor Adjustment seercrerenn 23 Controls Tractor X Customer Responsibilities 3 15 17 Engine Alt FHI ce cccacsnesescerserneces Alr Screen whe Cooling Fins Engine Oil Fuel Fiter Spark Plug s Tractor Bate iuniore niae 15 Blade oes 5 Lubrication Chart 14 Maintenance Schedule 14 Tire CAPE uacrcccr 18 Transaxle wG Cutting Height Mower 11 E MAINTENANCE SCHEDULE TEE T V4 SERVICE AND ADJUSTMENTS 18 23 STORAGE oeren irtee Araeta aankeer EANN RSEN 24 TROUBLESHOOTING 25 26 REPAIR PARTS TRACTOR o ccccscsesessscnseceeseone 28 45 REPAIR PARTS ENGINE cccccccccssscsnsesesesnnes 46 51 PARTS ORDERING SERVICE uses BACK COVER E oO Electrical Oit interlocks and Rete ETA 22 Cold Weather Conditions 12 16 Schematic vs Engine srece Wiring Diagram Storage uerersrrrsserrene 24 Engine _ Operation oraraa 10 13 Air Filter Operating Mower usses 11 12 Air Screen ae Options i Cooling Fins aes AE P 5 Oil Change 16 ACCOSSOTIOS 00 ce cccceesstrsenevsvernees Oil Level e 16 Spark Arrester eceran 3 40 Oil Type 12 16 Preparatlon ccccccccerssssasennsceeee 12 P Repair Parts 46 51 Parking Brake
21. NG BRAKE ENGAGED Pe we N t 34 al bbb bbbihld Lay ETP EC Pa NUT A OPERATING ARM DO NOT TOUCH THIS NUT IF FURTHER BRAKE ADJUSTMENT IS NECESSARY CONTACT YOUR NEAREST AUTHORIZED SERVICE CENTER DEPARTMENT FIG 25 SERVICE AN TO REPLACE MOTION DRIVE BELT See Fig 26 Park the tractor on level surface Engage parking brake For assistance there is a belt installation guide decal on bottom side of left footrest Remove mower See TO REMOVE MOWER in this section of this manual Remove upper belt keeper Remove belt from stationary idler and clutching idler Pull belt slack toward rear of tractor Carefully remove belt upwards from transmission input pulley and over cooling fan blades Pull belt toward front of tractor and remove downward from around engine pulley Install new belt by reversing above procedure IMPORTANT MAKE SURE UPPER BELT KEEPER IS POSITIONED PROPERLY BETWEEN LOCATOR TABS ENGINE PULLEY CLUT CHING IDLER LOCATOR UPPER BELT KEEPER STATIONARY IDLER TRANSMISSION INPUT PULLEY TO ADJUST MOTION CONTROL LEVER See Fig 27 The motion control lever has been preset at the factory and adjustment should not be necessary if for any reason the motion control lever will not hold its position while at a selected speed it may be adjusted at the friction pack located on the right side of trans
22. SEARS MODEL NUMBER 917 257590 OWNER S MANUAL e Assembly e Operation e Customer Responsibilities Service and Adjustments Repair Parts CAUTION Read and follow all safety rules and instructions before operating this equipment Sears Roebuck and Co Hoffman Estates IL 60179 U S A A SAFETY RULES A 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 l GENERAL OPERATION Read understand and follow all instructions in the manual and on the machine before starting Only allow responsible adults who are familiar with the instructions to operate the machine Clear the area of objects such as rocks toys wire etc which could be picked up and thrown by the blade Besure the area is clear of other people before mowing Stop machine if anyone enters the area Never carry passengers Do not mow in reverse unless absolutely necessary Always look down and behind before and while backing Be aware of the mower discharge direction and do not point it at anyone Do not operate the mower without either the entire grass catcher or the guard in place Stow down before turning Never leave a running machine unattended Always turn off blades set parking br
23. aces with automotive type wax We do not recommend using a garden hose to clean your tractor unless the electrical system muffler air filter and carburetor are covered to keep water out Water in engine can result in a shortened engine life 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 Make sure the blades and all moving parts have completely stopped Shr nnec spark plug wire from spark plug and place wire where it cannot come in contact with iu TRACTOR TO REMOVE MOWER See Fig 19 Mower will be easier to remove from the right side of tractor Place attachment clutch in DISENGAGED position Move attachment lift lever forward to lower mower to its lowest position Roll belt off engine pulley Disconnect clutch rod from clutch lever by removing retainer spring Disconnect anti sway bar from chassis bracket by ramoving retainer spring Disconnect suspension arms from rear deck brackets by removing retainer springs Disconnect front links from deck by removing retainer springs Raise lift lever to raise suspension arms Slide mower out from under tractor CLUTCH LEVER CLUTCH ROD RETAINER SPRING ENGINE PU
24. ake stop engine and remove keys before dismounting Turn off blades when not mowing top engine before removing grass catcher or unclogging chute Mow only in daylight or good artificial light Do not operate the machine while under the influence of alcohol or drugs Watch for traffic when operating near or crossing roadways Use extra care when loading or unloading the machine into a trailer or truck i SLOPE OPERATION Slopes are a major factor related to loss of control and tipover accidents which can result in severe injury or death All slopes require extra caution If you cannot back up the slope or if you feel uneasy on it do not mow it DO Mow up and down slopes not across Remove obstacles such as rocks tree limbs etc Watch for holes ruts or bumps Uneven terrain could overturn the machine Tall grass can hide obstacles Use slow speed Choose a low gear so that you will not have to stop or shift while on the slope Follow the manufacturer s recommendations for wheel weights or counterweights to improve stability Use extra care with grass catchers or other attachments These can change the stability of the machine Keep all movement on the slopes slow and gradual Do not make sudden changes in speed or direction Avoid starting or stopping on a slope If tires lose traction eee the blades and proceed slowly straight down the slope DO NOT Donotturnonsl
25. and unload tractor from a pickup truck Use with 2 x 8 or 2 x 10 lumber ROLLER for smoother lawn surface 36 inch wide 18 inch diameter water tight dru holds upto 390 Ibs of weight Rounded edges prevent harm to turf Adjustable scraper automatically cleans drum SNOW BLADE for snow removal only 14 inch high 42 inch wide blade clears 38 inch path when angled left or right Raises lowers with side lever Adjustable skids replaceable reversible scraper bar Use with tire chains and wheel weights and or rear drawbar weight SNOWTHROWER has 40 inch swath Drum type auger handles powdery and wet heavy snow Mounts easily with simple pin arrangement Discharge chute adjusts from tractor seat 6 inch diameter spout discharges snow 10 to 50 feet Lift controlled at tractor seat Use with chains and wheel weights and or rear drawbar weight SPRAYERS use 12 volt DC electric motor that connects to the tractor battery or other 12 volt source Includes booms for automatic spraying and hand held wand for spot spraying Wand has adjustabia spray pattern For applying herbicides insecti cides fungicides and liquid fertilizers SPREADER SEEDERS make seeding appended and weed kill ing easy Broadcast spreaders are also useful for granular de icers and sand SWEEPERS let you collect grass clippings and leaves TILLER has 5 hp engine and 36 inch swath to prepare seed beds cultivate and compost garden residue Tiller has its own built in
26. any trapped air inside the transmission which may have devel oped during shipping of your tractor IMPORTANT SHOULD YOUR TRANSMISSION REQUIRE REMOVAL FOR SERVICE OR REPLACEMENT IT SHOULD BE PURGED AFTER REINSTALLATION BEFORE OPERATING THE TRACTOR Place tractor safely on level surface with engine off and parking brake set Disengage transmission by placing freewheel control in freewheeling position See TO TRANSPORT in this section of manual Sitting in the tractor seat start engine Afterthe engine is running move throttle control to slow position With motion control lever in neutral N position slowly disengage clutch brake pedal Move motion control lever to full forward position and hold for five 5 seconds Move lever to full reverse position and hold for five 5 seconds Repeat this procedure three 3 times NOTE During this procedure there will be no movernent of drive wheels The air is being removed from hydraulic drive system Move motion control leverto neutral N position Shut off engine and set parking brake Engage transmission by placing freewheel control in driving position See TO TRANSPORT in this section of manual OPERATION i Sitting in the tractor seat start engine Afterthe engine is running move throttle control to half 1 2 speed With motion control lever in neutral N position slowly disengage clutch brake pedal Slowly mo
27. d hole in governor plate line up If holes A are not aligned loosen clamp screw and move throttle cable until holes are aligned Tighten clamp screw securely GOVERNOR CONTROL LEVER GOVERNOR CONTROL PLATE CLAMP SCREW HOLES A THROTTLE CABLE FIG 31 TO ADJUST CARBURETOR See Fig 32 The carburetor has been preset at the factory and adjust ment should not be necessary However minor adjust ment may be required to compensate for differences in fuel temperature altitude or load If the carburetor does need adjustrnent proceed as follows In general turning idle mixture valve in clockwise de creases the supply of fuel to the engine giving a leaner fuel air mixture Turning the idle mixture valve out counter clockwise increases the supply of fuel to the engine giving a richer fuel air mixture IMPORTANT DAMAGE TO THE NEEDLE VALVE AND THE SEAT IN CARBURETOR MAY RESULT IF SCREWIS TURNED IN TOO TIGHT PRELIMINARY SETTING Aircleaner assembly must be assembled to the carbu retor when making carburetor adjustments Be sure the throttle control cable is adjusted properly see above With engine off turn idle mixture valve in clockwise closing it finger tight and then turn out counterclock wise 1 full turn 23 FINAL SETTING Start engine and allow to warm for five minutes Make final adjustments with engine running and shift motion cont
28. e routed properly around pulleys and inside all belt keepers Check wiring See that all connections are still secure and wires are properly clamped Before driving tractor be sure freewheel control is in drive position WHILE LEARNING HOW TO USE YOUR TRACTOR PAY Ss NN ANON EXTRA ATTENTION TO THE FOLLOWING IMPOR TANT ITEMS Engine oil is at proper level Fuel tank is filled with fresh clean regular unleaded gasoline Become familiar with all controls their location and function Operate them before you start the engine Be sure brake system is in safe operating condition It is important to purge the transmission before you operate your new tractor for the first time Follow proper starting and transmission purging instructions See TO START ENGINE and PURGE TRANSMIS SION in Operation section of this manual 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 ATTACHMENT CLUTCH LEVER IGNITION SWITCH LIFT LEVER PLUNGER LIGHT SWITCH ATTACHMENT LIFT LEVER CLUTCH BRAKE PEDAL MOWER DECK 4 HEIGHT THROTTLE ADJUSTMENT CHOKE POSITIONS CONTROL FREEWHEEL CONTROL PARKING BRAKE LEVER MOTION CONTROL LEVER APPROX SPEED 3MPH
29. e tank inside a building where fumes may reach an open flame or spark Allow the engine to cool before storing in any enclosure TRACTOR Remove mower from tractor for winter storage When mower is to be stored for a period of time clean it thor oughly remove all dirt grease leaves etc Store in a clean dry area Clean entire tractor See CLEANING in the Customer Responsibilities section of this manual Inspect and replace belts if necessary See belt re placement instructions in the Service and Adjustments section of this manual Lubricate as shawn in the Customer Responsibilities section of this manual Be sure that all nuts bolts and screws are securely fastened Inspect moving parts for damage breakage and wear Replace if necessary Touch up all rusted or chipped paint surfaces sand lightly before painting BATTERY Fully charge the battery for storage After a period of time in storage battery may require recharging To help prevent corrosion and power leakage during long periods of storage battery cables should be disconnected and battery cleaned thoroughly see TO CLEAN BATTERY AND TERMINALS in the Cus tomer Responsibilities section of this manual After cleaning leave cables disconnected and place cables where they cannot come in contact with battery terminals Be sure battery drain tube is securely attached If battery is removed from tractor for sto
30. ecessary because of operator abuse negligence improper storage or accident or the failure to maintain the equipment according to the instructions contained in the owner s manual Riding equipment used for commercial or rental purposes LIMITED 90 DAY WARRANTY ON BATTERY For ninety 90 days from date of purchase if any battery included with this riding equipment proves defective in material or workmanship and our testing determines the battery will not hold a charge Sears will replace the battery at no charge WARRANTY SERVICE IS AVAILABLE BY RETURNING THE RIDING EQUIPMENT TO THE NEAREST SEARS SERVICE CENTER DEPARTMENT IN THE UNITED STATES This Warranty gives you specific legal rights and you may also have other rights which may vary from state to state SEARS ROEBUCK AND CO D 817 WA HOFFMAN ESTATES ILLINOIS 60179 TABLE OF CONTENTS CUSTOMER RESPONSIBILITIES WARRANTY wocccccscteccsersscoreecsscerenes TRACTOR ACCESSORIES ASSEMBLY OPERATION A ACCOSGOMES ooo ieee ccceccccsetcrecerseeees 5 Adjustments Braka moce anneni 20 DUGIOL eee nee 23 Mower Front TO Back woo ccccccceseens 19 Side To Side 19 Throttle Control Cable ieee Air Filter Engine ve 16 Air Screen Engine ree A ASSOMDIY erreren 7 9 B Battery GHAIQING egiii 8 Cleaning 15 installation aasaran 9 Levels 8 15 Preparation 8 Starting with Wee we Storage esseere oe 24 Terminals sasaessesvrissrssarerreersrre 15 Belt
31. ected contact an authorized service center department Replace blade Tighten blade bolt Level mower deck Clean underside of mower housing Replace blade mandrel Clean around mandrels to open vent holes Remove obstruction Replace mower drive belt Replace idler pulley Replace blade mandrel Place throttle control in FAST position Shift to slower speed Allow grass to dry before mowing Level mower deck Check tires for proper air pressure Replace sharpen blade Tighten blade bolt Clean underside of mower housing Replace mower drive belt Reinstall blades sharp edge down Replace with blades listed in this manual Clean around mandrels to open vent holes Turn switch ON Replace bulb s Check replace light switch Check wiring and connections Replace fuse Replace battery Check clean all connections Replace regulator Replace alternator Adjust motion control lever Place freewheel control in engaged position Replace motion drive belt Purge transmission Move throttle control to SLOW position and allow to idie for 30 seconds before stopping engine SERVICE NOTES SUGGESTED GUIDE FOR SIGHTING SLOPES FOR SAFE OPERATION ae ONLY RIDE UP AND DOWN HILL SIGHTING Cur 6 NOT ACROSS HILL GUIDE OUT oy SC ee SIGHT AND HOLD THIS SKY LINE OR TREE 15 MAX sadasadadasaaaaseasesiaas faz VEPESESEEE TY 2222834904232 Operate your Tractor up
32. ery cable to positive terminal with hex bolt flat washer lock washer and hex nut as shown Tighten securely Connect BLACK grounding cable to negative termi nal with remaining hex bolt flat washer lock washer and hex nut Tighten securely Close battery box door Open battery box door for b s lt 2 Inspection for secure connections to tighten hard ware Inspection for corrosion Testing battery Jumping if required Periodic charging BATTERY BOX DOOR NEGATIVE BLACK CABLE LOCK WASHER FLAT HEx uT 1 WASHER HEX BOLT POSTITIVE TERMINAL NEGATIVE TERMINAL FIG 4 ASSEMBLY INSTALL BATTERY See Figs 4 and 5 BATTERY BOX DOOR VENTS CAPS FIG 5 CHECKLIST BEFORE YOU OPERATE AND ENJOY YOUR NEW TRACTOR WE WISH TO ASSURE THAT YOU RECEIVE THE BEST PERFORMANCE AND SATISFACTION FROM THIS QUALITY PRODUCT PLEASE REVIEW THE FOLLOWING CHECKLIST All assembly instructions have been completed No remaining loose parts in carton Battery is properly prepared and charged Minimum t hour at 6 amps Seat is adjusted comfortably and tightened securely Alltires are properly inflated For shipping purposes the tires were overinflated at the factory Be sure mower deck is properly leveled side to side front to rear for best cutting results Tires must be properly inflated for leveling Check mower and drive belts Be sure they ar
33. g Faulty ignition switch Faulty solenoid or starter Faulty operator presence switch es Weak or dead battery Corroded battery terminals Loose or damaged wiring Faulty solenoid or starter Cutting too much grass too fast Throttle in CHOKE position Build up of grass leaves and trash under mower Dirty air filter Low oil level dirty oil Faulty spark plug Dirty fuel filter Stale or dirty fuel Water in fuet Spark plug wire loose Dirty engine air screen fins Dirty clogged muffler Loose or damaged wiring Carburetor out of adjustment Engine valves out of adjustment Warn bent or loose blade Bent blade mandrel Loose damaged part s 25 CORRECTION 1 Fill fuel tank 2 See TO START ENGINE in Operation section 3 Wait several minutes before attempting to start 4 Replace spark plug 5 Clean replace air filter 6 Replace fuel fitter 7 Drain fuel tank and carburetor refill tanik with fresh pra O Eh a N A DT No Sow OOND NAWPN ONN R gasoline and replace fuel filter Check all wiring Contact an authorized service center department Contact an authorized service center department Clean replace air filter Replace spark plug Recharge or replace battery Replace fuel filter Drain fuel tank and refill with fresh gasoline Check all wiring Contact an authorized service center department Contact an authorized service center department
34. g engine for the first time or if engine has run out of fuel it will take extra cranking time to move fuel from the tank to the engine Depress clutch brake pedal and set parking brake Place motion control lever in neutral N position Move attachment clutch to DISENGAGED position e Move throttle control lever to choke pj position for cold engine start For warm engine start move throttle control to fast 4 position Insertkey intoignition and turn key clockwise to START position and release key as soon as engine starts Do net run starter continuously for more than fifteen seconds per minute If engine does not start after several attempts move throttle control to fast lt 44 position wait a few minutes and try again When engine starts slowly move throttle control lever to desired running speed Allow engine to warm up for a few minutes before engaging drive or attachments NOTE If at a high altitude above 3000 feet or in cold temperatures below 32 F the carburetor fuel mixture may need to be adjusted for best engine performance See TO ADJUST CARBURETOR in the Service and Adjust ments section of this manual PURGE TRANSMISSION CAUTION Never engage or disengage freewheel lever while the engine is run ning To ensure proper operation and performance it is recom mended that the transmission be purged before operating tractor for the first time This procedure will remove
35. ght about 1 8 Recheck measurements after adjusting BOTTOM EDGE OF MOWER TO GROUND BOTTOM EDGE OF MOWER TO GROUND LIFT LINK ADJUSTMENT NUT FIG 21 FRONT TO BACK ADJUSTMENT See Figs 22 and 23 IMPORTANT DECK MUST BE LEVEL SIDE TO SIDE IF THE FOLLOWING FRONT TO BACK ADJUSTMENT IS NECESSARY BE SURE TO ADJUST BOTH FRONT LINKS ir ia SO MOWER WILL STAY LEVEL SIDE TO To obtain the best cutting results the mower housing should be adjusted so that the front is approximately 1 4 to 3 4 lower than the rear when the mower is in its highest position Check adjustment on right side of tractor Measure dis tance D directly in front and behind the mandrel at bottom edge of mower housing as shown Before making any necessary adjustments check that both frontlinks are equal inlength Both links should be approximately 10 3 8 If links are not equal in length adjust one link to same length as other link To lower front of mower loosen nut E on both front links an equal number of turns e When distance D is 1 4 to 3 4 lower at front than herd tighten nuts F against trunnion on both front links e Toraise front of mower loosen nut F from trunnion on both front links Tighten nut E on both front links an equal number of turns e When distance D is 1 4 to 3 4 lower at front than rear tighten nut F against trunnion on both front links Recheck
36. gs BUMPER protects front end of tractor from damage CARTS make hauling easy Variety of sizes available plus accessories such as side panel kits tool caddy cart cover protective mat and dolly CORING AERATOR takes small plugs out of soil to allow mois ture and nutrients to reach grass roots 36 inch swath 24 hardened steel coring tips 150 tb capacity weight tray EASY OIL DRAIN VALVE makes oil changes easier faster FRONT NOSE ROLLER canters in front of mower deck to reduce chances of scalping on uneven terrain GANG HITCH lets you tow 2 or 3 pull behind attachments at once such as sweepers dethatchers aerators not for use with rollers carts or other heavy attachments GAUGE WHEELS on both sides of the mower deck reduce chances of scalping on uneven terrain For mower decks not so equipped MULCH RAKE DETHATCHER loosens soil and flips thatch and matted leaves to lawn surface for easy pickup Twenty spring tine teeth Useful to prepare bare areas forseeding Available for front or rear mounting HIGH PERFORMANCE REEL ACTION SPRING TINE DETHATCHER covers 36 inch wide path and tosses thatch into large hopper Mounts behind tractor MULCHING CLOSE OUT PLATE KIT once installed lets you mulch discharge or bag clippings bagger optional without changing blades For models not equipped as 3 in 1 Convertible mowers See MOWER in the Repair Parts section of this manual RAMP TOPS AND FEET let you load
37. ition to disengage transmission See TO TRANSPORT in Operation section of this manual e Roll tractor backwards off skid Remove banding holding discharge guard up against tractor ASSEMBLY HOW TO SET UP YOUR TRACTOR PREPARE BATTERY See Fig 2 CAUTION Wear eye and face shield Wash hands or clothing immediately if accidentally in contact with battery acid Do not smoke Fumes from charged battery acid are explosive Read the instructions included with the battery vent caps Always wear gloves clothing and goggles to protect your hands skin and eyes Your tractor has a battery charging system which is suffi cient for normal use However periodic charging of the battery with an automotive charger will extend its life See instructions packed with vent caps in parts bag Fill battery with acid Fill each cell until it reaches the bottom of the vent wells Do not overfill Allow battery to stand and settle for at least thirty minutes After standing check the battery cell acid level If below the vent wells add more acid until the correct level is reached While battery is standing after adding acid and later while battery is being charged continue with assembly of tractor IMPORTANT TO MAXIMIZE THE LIFE OF YOUR BATTERY IT IS NECESSARY THAT THE BATTERY BE CHARGED BEFORE USE FAILURE TO CHARGE ae CAN RESULT IN A SHORTENED BATTERY Charge battery at a rate of 6 amperes for 1 hou
38. ity oils 5W30 10W30 etc improve starting in cold weather these multi viscosity oils will result in increased oil consumption when used above 32 F Check your engine oil level more frequently to avoid possible engine damage from running low on oil Change the oil after the first two hours of operation and every 50 hours thereafter or atleast once a year if the tractor is not used for 50 hours in one year Check the crankcase oil level before starting the engine and after each eight 8 hours of operation Tighten oil fill cap dipstick securely each time you check the oil level TO CHANGE ENGINE OIL See Fig 14 and 15 Determine temperature range expected before oil change All oil must meet API service classification SG Be sure tractor is on level surface Oil will drain more freely when warm Catch oil in a suitable container Hemove oil fill cap dipstick Be careful not to allow dirt to enter the engine when changing oil Remove drain plug After oil has drained completely replace oil drain plug and tighten securely RE NEXT OL CHANGE CUSTOMER RESPONSIBILITI 16 ES Refill engine with oil through oil fill dipstick tube Pour slowly Do not overfill For approximate capacity see PRODUCT SPECIFICATIONS on page 3 of this manual Use gauge on oil fill cap dipstick for checking level Be sure dipstick cap is tightened securely for accurate reading Keep oil at FULL
39. l ancer Slide blade on to an unthreaded portion of the steel bolt or pin and hold the bolt or pin parallel with the ground if blade is balanced it should remain in a horizontal position If either end of the blade moves downward sharpen the heavy end until the blade is balanced NOTE Do not use a nail for balancing blade The lobes of the center hole may appear to be centered but are not CENTER HOLE 5 8 BOLT OR PIN mn FIG 12 BATTERY See Fig 13 Your tractor has a battery charging system which is suffi cient for normal use However periodic charging of the battery with an automotive charger will extend its life Acid solution level in each battery cell should be even with bottoms of vent wells Add only distilled or iron free water if necessary Do not overfill Keep battery and terminals clean Keep battery bolts tight Keep ventcaps tight and small vent holes incaps open Recharge at 6 amperes for 1 hour TO CLEAN BATTERY AND TERMINALS Corrosion and dirt on the battery and terrninals can cause the battery to leak power Open battery box door Disconnect BLACK battery cable first then RED bat tery cable and remove battery from tractor e Wash battery with solution of four tablespoons of baking soda to one gallon of water Be careful not to get the soda solution into the cells e Rinse the battery with plain water and dry Clean terminals and battery cab
40. lades and belts for wear A new spark plug and clean air filter assure proper air fuel mixture and help your engine run better and last longer BEFORE EACH USE e Check engine oil level Check brake operation Check tire pressure Check for loose fasteners 1 Change more often when operating under a heavy load or in high ambient temperatures H equipped with oil filter change oll every 50 hours Replace blades more often when mowing in sandy soil lf equipped with adjustable system LUBRICATION CHART SPINDLE ZERK n a G FRONT WHEEL FRONT WHEEL BEARING ZERK BEARING ZERK O SAE 30 MOTOR OIL API SG GENERAL PURPOSE GREASE REFER TO CUSTOMER RESPONSIBILITIES ENGINE SECTION IMPORTANT DO NOT OIL OR GREASE THE PIVOT POINTS WHICH HAVE SPECIAL NYLON BEARINGS VISCOUS LUBRI CANTS WILL ATTRACT DUST AND DIRT THAT WILL SHORTEN THE LIFE OF THE SELF LUBRICATING BEARINGS IF YOU FEEL THEY MUST BE LUBRICATED USE ONLY A DRY POW 14 DERED GRAPHITE TYPE LUBRICANT SPARINGLY TRACTOR Always observe safety rules when performing any mainte nance BRAKE OPERATION If tractor requires more than six 6 feet stopping distance at high speed in highest gear then brake must be adjusted See TO ADJUST BRAKE in the Service and Adjust ments section of this manual TIRES Maintain proper air pressure in all tires See PROD UCT SPECIFICATIONS on page
41. le ends with wire brush until bright Coat terminals with grease or petroleum jelly Reinstall battery See INSTALL BATTERY in the Assembly section of this manual CUT AWAY VIEW p VENT CAP VENT WELL BATTERY CELL ACID A 7 iA A p A 3 gi AtA TRANSAXLE COOLING The fan and cooling fins of transmission should be kept clean to assure proper cooling Do not attempt to clean fan or transmission while engine is running or while the transmission is hot Inspect cooling fan to be sure fan blades are intact and clean Inspect cooling fins for dirt grass clippings and other materials To prevent damage to seals do not use compressed air or high pressure sprayer to clean cooling fins TRANSAXLE PUMP FLUID The transaxle was sealed at the factory and fluid mainte nance is not required for the life of the transaxle Should the transaxle ever leak or require servicing contact your near est authorized service center department V BELTS Check V belts for deterioration and wear after 100 hours of Operation and replace if necessary The belts are not adjustable Replace belts if they begin to slip from wear ENGINE LUBRICATION Only use high quality detergent oil rated with API service classification SG Select the oils SAE viscosity grade according to your expected operating temperature SAE VISCOSITY GRADES TEMPERATURE RANGE ANTICIP FIG 14 NOTE Although multi viscos
42. lift and depth control system and does NOT require asleeve hitch Fits any lawn yard or garden tractor Simply hook up to the tractor drawbar and go Optional accessories convert unit for dethatching aerating hilling without tools TIRE CHAINS are heavy duty closely spaced extra large cross links give smooth ride outstanding traction TRACTOR CAB has heavy duty vinyl fabric over tubular steel frame ABS plastic top clear plastic windshield offers 360 degree visibility Hinged metal doors with catch Keeps operator warm and dry Remove viny sides and windshields for use as sun protector in summer Optional accessories include tinted tempered solid safety glass windshield with hand operated wiper 12 volt amber caution light for mounting on cab top VACS for powerful collection of heavy grass clippings and leaves Optional wand attachment to pick up debris in hard to reach places VAC CHIPPER includes a chipper shredder WEIGHT BRACKET for drawbar for snow removal applications Uses 1 55 Ib weight WHEEL WEIGHTS for rear wheels provide needed traction for snow removal or dozing heavy materials CONTENTS OF HARDWARE PACK Parts Bag contents shown full size ae 2 Sheet Metal Screws 10 16 x 1 2 1 2 3 8 Diameter Washer 1 Locknut 3 8 24 1 Hex Bolt 1 2 13 x 1 1 Shoulder Bolt 5 16 18 1 Lock Washer 1 2 1 Washer 17 32 x 1 3 16 x 12 Gauge 2
43. ment slowly release parking brake and clutch brake pedal Slowly move motion control lever to slowest setting Make all turns slowly TO TRANSPORT See Figs 6 and 9 When pushing or towing your tractor be sure to disengage transmission by placing freewheel contro in freewheeling position Free wheel control is located at the rear drawbar of tractor Raise attachment lift to highest position with attach ment lift control Pull freewheel control knob out and hold in position by inserting retainer spring into forward hole of control rod Do not push or tow tractor at more than two 2 MPH To reengage transmission reverse above procedure NOTE To protect hood from damage when transporting your tractor on a truck ora trailer be sure hoodis closed and secured totractor Use an appropriate means of tying hood to tractor rope cord etc CAUTION Do not drive up or down hills with slopes greater than 15 and do not drive across any slope 12 FIG 9 BEFORE STARTING THE ENGINE CHECK ENGINE OIL LEVEL See Fig 14 amp 15 The engine in your tractor has been shipped trom the factory already filled with summer weight oil Check engine oil with tractor on level ground Unthread and remove oil fill cap dipstick wipe oil off Reinsert the dipstick into the tube and rest oil fill cap on the tube Do not thread the cap onto the tube Remove and read oil level If necessary add oil until FULL
44. mission Park tractor on level surface Stop tractor by turning ignition key to OFF position and engage parking brake Adjust motion control lever by tightening adjustment locknut one half 1 2 turn NOTE If for any reason the effort to move the motion control lever becomes too excessive reverse the above adjustment procedure by loosening locknut 1 4 to 1 2 turn Road test tractor after adjustment and repeat procedure if necessary D ADJUST 21 senescent ADJUSTMENT LOCKNUT FIG 27 TRANSMISSION REMOVAL REPLACEMENT Should your transmission require removal for service or replacement it should be purged after reinstallation and before operating the tractor See PURGE TRANSMIS SION in Operation section of this manual TO ADJUST STEERING WHEEL ALIGNMENT if steering wheel crossbars are not horizontal left to right when wheels are positioned straight forward remove steer ing wheel and reassemble per instructions in the Assembly section of this manual FRONT WHEEL TOE IN CAMBER The front wheel toe in and camber are not adjustable on your tractor If damage has occurred to affect the front wheel toe in or camber contact your nearest authorized service center department TO REMOVE WHEEL FOR REPAIRS See Fig 28 Block up axle securely Remove axle cover retaining ring and washers to allow wheel removal rear wheel contains a square key Do not lose e Repair tire and reassemble
45. ns to prevent engine damage from overheating Remove screws from blower housing and lift housing and dipstick tube assembly off engine Cover oil fill opening to prevent entry of dirt Use compressed air or stiff bristle brush to thoroughly clean engine cooling fins To reassemble reverse above procedure BLOWER HOUSING SCREWS DIPSTICK TUBE ASSEMBLY ENGINE COOLING FINS FIG 17 MUFFLER 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 use whichever comes first Spark plug type and gap setting is shown in PROD UCT SPECIFICATIONS on page 3 of this manual 17 IN LINE FUEL FILTER See Fig 18 The fuel filter should be replaced once each season ff fuel filter becomes clogged obstructing fuel flow to carburetor replacement is required With engine cool remove filter and plug fuel line sections Place new fuel filter in position in fuel line with arrow pointing towards carburetor Be sure there are no fuel line leaks and clamps are properly positioned Immediately wipe up any spilled gasoline CLAMP FUEL FILTER FIG 18 CLEANING Clean engine battery seat finish etc of all foreign matter Keep finished surfaces and wheels free of all gasoline oil ete Protect painted surf
46. on Raise seat and tighten adjustment bolt securely SEAT PAN SHOULDER OLT FLAT WASHER ADJUSTMENT BOLT LOCK WASHER FIG 3 CHECK TIRE PRESSURE The tires on your tractor were overinflated at the factory for shipping purposes Correct tire pressure is important for best cutting performance e Reduce tire pressure to PSI shown in PRODUCT SPECIFICATIONS on page 3 of this manual CHECK DECK LEVELNESS For best cutting results mower housing should be properly leveled See TO LEVEL MOWER HOUSING in the Service and Adjustments section of this manual CHECK FOR PROPER POSITION OF ALL BELTS See the figures that are shown for replacing motion and mower blade drive belts in the Service and Adjustments section of this manual Verify that the belts are routed correctly CHECK BRAKE SYSTEM After you learn how to operate your tractor check to see that the brake is properly adjusted See TO ADJUST BRAKE in the Service and Adjustments section of this manual CAUTION Do not short battery termi nals Before installing battery remove metal bracelets wristwatch bands rings etc Positive terminal must be connected first to prevent sparking from acciden tal grounding Lift seat to raised position Open battery box door Be sure battery drain tube is attached to battery box Lower battery into battery box with battery terminals toward front of tractor First connect RED batt
47. opes unless necessary and then turn slowly and gradually downhill if possible De notmow near drop offs ditches or embankments The mower could suddenly turn over if a wheel is over the edge of a cliff or ditch or if an edge caves in o nol mow on wet grass Reduced traction could cause sliding Do not try to stabilize the machine by putting your foot on the ground Do netuse grass catcher on steep slopes HL CHILDREN Tragic accidents can occur if the operator is not alert to the presence of children Children are often attracted fo the machine and the mowing activity Never assume that children will remain where you last saw them Keep children out of the mowing area and under the watchful care of another responsible adult Be alert and turn machine off if children enter the area Before and when backing look behind and down for small children Never carry children They may fall off and be seriously injured or interfere with safe machine operation Never allow children to operate the machine Use extra care when approaching blind corners shrubs trees or other objects that may obscure vision SERVICE Use extra care in handling gasoline and other fuels They are flammable and vapors are explosive Use only an approved container Never remove gas cap or add fuel with the engine running Allow engine to cool before refueling Do not smoke Never refuel the machine indoors Never sto
48. r Use a 12 volt battery charger Observe all safety precau tions required for battery charging e Check the acid level after the battery is charged If the acid has fallen below the correct level add distilled or iron free water Install the vent caps to cover the vent wells Wash the top of the battery with water to remove any acid then wipe dry Check battery case for leakage to make sure that no damage has occurred in handling Dispose of excess battery acid Neutralize acid for disposal by adding it to two gallons of water in a five gallon plastic container Stir with a wooden or plastic paddle while adding baking soda until the addition of more soda causes no more foaming Follow instructions on how to install battery CUT AWAY VIEW VENT CAP VENT WELL X ANS AANU NAANA J BATTERY CELL ACID LEVEL p LA 4 4 1A iY G pEr AANS ANNANS AE US N Gaal Us Meisner FIG 2 INSTALL SEAT See Fig 3 Adjust seat before tightening adjustment bolt Remove cardboard packing on seat pan e Place seat on seat pan and assemble shoulder bolt Assemble adjustment bolt lock washer and flat washer loosely Do not tighten Tighten shoulder bolt securely Lower seat into operating position and sit on seat Slide seat until a comfortable position is reached which allows you to press clutch brake pedal all the way down Get off seat without moving its adjusted positi
49. rage do not store battery directly on concrete or damp surfaces 24 ENGINE FUEL SYSTEM IMPORTANT IT IS IMPORTANT TO PREVENT GUM DEPOSITS FROM FORMING IN ESSENTIAL FUEL SYSTEM PARTS SUCH AS CARBURETOR FUEL FILTER FUEL HOSE OR TANK DURING STORAGE ALSO EXPERIENCE 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 ACIDIC GAS CAN DAMAGE THE FUEL SYSTEM OF AN ENGINE WHILE IN STORAGE Drain the fuel tank Start the engine and let it run until the fuel lines and carburetor are empty Never use engine or carburetor cleaner products in the fuel tank or permanent damage may occur e Use fresh fuel next season NOTE Fuel stabilizer is an acceptable alternative in minimizing the formation of fuel gum deposits during stor age Add stabilizer to gasoline in fuel tank or storage container Always follow the mix ratio found on stabilizer container Run engine at least 10 minutes after adding stabilizer to allow the stabilizer to reach the carburetor Do not drain the gas tank and carburetor if using fuel stabilizer ENGINE OIL Drain oil with engine warm and replace with clean engine oil See ENGINE in the Customer Responsibilities section of this manual CYLINDERS Remove spark plug s Pour one ounce of oil through spark plug hole s into cylinder s Turnignition key to START
50. re parking brake will hold vehicle secure ATTACHMENT CLUTCH LEVER ENGAGED POSITION DISENGAGED POSITION IGNITION KEY PARKING BRAKE ENGAGED POSITION THROTTLE MOTION CONTROL BRAKE n om LEVER POSITION ee CLUTCH BRAKE PEDAL DRIVE POSITION PARKING BRAKE DISENGAGED POSITION FIG 7 STOPPING See Fig 7 MOWER BLADES Wit attachment clutch lever to DISENGAGED po sition GROUND DRIVE Depress clutch brake pedal into full BRAKE position Move motion control lever to neutral N position IMPORTANT THE MOTION CONTROL LEVER DOES NOT RETURN TO NEUTRAL N POSITION WHEN THE CLUTCH BRAKE PEDAL IS DEPRESSED ENGINE Move throttle control to slow position NOTE Failure to move throttle control to slow position and allowing engine to idle before stopping may cause engine to backfire Turn ignition key to OFF position and remove key Always remove key when leaving tractor to prevent unauthorized use Never use choke to stop engine NOTE Under certain conditions when tractor is standing idle with the engine running hot engine exhaust gases may cause browning of grass To eliminate this possibility always stop engine when stopping tractor on grass areas 44 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
51. re the machine or fuel container inside where there is an open flame such as a water heater Never run a machine inside a closed area Keep nuts and bolts especially blade attachment bolts tight and keep equipment in good condition Never tamper with safety devices Check their proper operation regularly Keep machine free of grass leaves or other debris build up Clean oil or fuel spillage Allow machine to cool before storing Stop and inspect the equipment if you strike an object Repair if necessary before restarting Never make adjustments or repairs with the engine running Grass catcher components are subject to wear damage and deterioration which could expose moving parts or allow objects to be thrown Frequently check components and replace with manufacturer s recommended parts when nec essary Mower blades are sharp and can cut Wrap the blade s or wear gloves and use extra caution when servicing them Check brake operation frequently Adjust and service as required Look for this symbol to point out impor tant safety precautions It means CAUTION BECOME ALERT YOUR SAFETY IS INVOLVED CAUTION Always disconnect spark plug wire and place wire where it cannot contact spark plug in order to prevent accidental starting when setting up transporting adjusting or making repairs CONGRATULATIONS on your purchase of a Sears tractor It has been designed engineered and manufac tured to give
52. rol lever in neutral N position Move throttle control lever to slow t position With finger rotate and hold throttle lever against idle speed screw Turn idle speed screw to attain 1750 RPM While still holding throttle lever against idle speed screw turn idle mixture valve in clockwise until err gine begins to die and then turn out counterclockwise until engine runs rough Turn valve to a point midway between those two positions Release throttle lever ACCELERATION TEST Move throttle control lever from slow s to fast ay position If engine hesitates or dies turn idle mixture valve out counterclockwise 1 8 turn Repeat test and continue to adjust if necessary until engine acceler ates smoothly High speed stop is factory adjusted Do not adjust damage may result IMPORTANT NEVER TAMPER WITH THE ENGINE GOVERNOR WHICH IS FACTORY SET FOR PROPER ENGINE SPEED OVERSPEEDING THE ENGINE ABOVE THE FACTORY HIGH SPEED SETTING CAN BE DANGEROUS IF YOU THINK THE ENGINE GOVERNED HIGH SPEED NEEDS ADJUSTING CONTACT YOUR NEAREST AUTHORIZED SERVICE CENTER DEPARTMENT WHICH HAS PROPER EQUIPMENT AND EXPERIENCE TO MAKE ADJUSTMENTS ANY NECESSARY THROTTLE IDLE MIXTURE VALVE FIG 32 STORAGE 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 CAUTION Never store the tractor with gasoline in th
53. side to side adjustment v0 MANDREL SERVICE AND ADJUSTMENTS TO REPLACE MOWER BLADE DRIVE BELT See Fig 24 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 MOWER in this section of this manual Work belt off both mandrel pulleys and idler pulley Pull belt away from mower BELT INSTALLATION Install new belt in reverse order of removal Make sure belt is in all pulley grooves and inside all belt guides MANDREL PULLEY IDLER PULLEY MANDREL PULLEY FIG 24 20 TO ADJUST BRAKE See Fig 25 Your tractor is equipped with an adjustable brake system which is mounted on the right side of the transaxle if tractor requires more than six 6 feet stopping distance at high speed in highest gear then brake must be adjusted e Depress clutch brake pedal and engage parking brake Measure distance between brake operating arm and nut A on brake rod e If distance is other than 1 3 4 loosen jam nut and turn nut A until distance becomes 1 3 4 Retighten jam nut against nut A Roadtest tractor for proper stopping distance as stated above Readjust if necessary If stopping distance is still greater than six 6 feet in highest gear further maintenance is necessary Contact your nearest au thorized service center WITH PARKI
54. ve motion control lever forward after the tractor moves approximately five 5 feet slowly rnove motion control lever to reverse position After the tractor moves approximately five 5 feet return the motion control lever to the neutral N position Repeat this procedure with the motion control lever three 3 times Your tractor is now purged and now ready for normal operation MOWING TIPS Tire chains cannot be used when the mower housing is attached to tractor Mower should be properly leveled for best mowing performance See TO LEVEL MOWER HOUSING in the Service and Adjustments section of this manual The left hand side of mower should be used for trim ming Drive so that clippings are discharged onto the area that has been cut Have the cut area to the right of the machine This will result in a more even distribution of clippings and more uniform cutting When mowing large areas start by turning to the right so that clippings will discharge away from shrubs fences driveways etc After one or two rounds mow in the opposite direction making left hand turns until finished See Fig 10 If grass is extremely tall it should be rowed twice to reduce load and possible fire hazard from dried clip pings Make first cut relatively high the second to the desired height Do not mow grass when it is wet Wet grass will plug mower and leave undesirable clumps Allow grass to dry before mowing e Alwa
55. you the best possible dependability and performance Should you experience any problem you cannot easily remedy please contact your nearest Sears Service Cen ter Departrnent We have competent well trained tech nicians and the proper tools to service or repair this unit Please read and retain this manual The instructions will enable you to assemble and maintain your unit properly Always observe the SAFETY RULES pretenien MODEL NUMBER 917 257590 SERIAL NUMBER _ DATE OF PURCHASE a THE MODEL AND SERIAL NUMBERS WILL BE FOUND ON A PLATE UNDER THE SEAT YOU SHOULD RECORD BOTH SERIAL NUMBER AND DATE OF PURCHASE AND KEEP IN A SAFE PLACE FOR FUTURE REFERENCE MAINTENANCE AGREEMENT A Sears maintenance agreement is available on this prod uct Contact your nearest Sears store for details CUSTOMER RESPONSIBILITIES Read and observe the safety rules Followa regular schedule in maintaining caring forand using your unit Follow the instructions under Customer Responsibili ties and Storage sections of this owner s manual HORSEPOWER GASOLINE CAPACITY AND TYPE OIL TYPE API SG 15 0 5 QUARTS UNLEADED REGULAR SAE 30 above 32 F SAE 5W 30 below 32 F 3 0 PINTS CHAMPION RJ19LM OIL CAPACITY SPARK PLUG GAP 030 VALVE CLEARANCE INTAKE 005 007 EXHAUST 009 0141 FORWARD 5 00 REVERSE 2 40 FRONT
56. ys operate engine at full throttle when mowing to assure better mowing performance and proper dis charge of material Regulate ground speed by select ing a low enough gear to give the mower cutting performance as well as the quality of cut desired When operating attachments select a ground speed that will suit the terrain and give best performance of the attachment being used FIG 10 T sa CUSTOMER RESPONSIBILITIES MAINTENANCE SCHEDULE FILL IN DATES AS YOU COMPLETE REGULAR SERVICE Check Brake Operation Sharpen Repla o Mower Blades Lubrication Chart Battery Level Recharge Adjust Blade Belt s Tension Adjust Motion Drive Belt s Tension Clean Air Screen EE E entities Inspect Muffler Spark Arrester Replace Fuel Filter i 2 Service more often when operating in dirty or dusty conditions GENERAL RECOMMENDATIONS The warranty on this tractor does not cover items that have been subjected to operator abuse or negligence To receive full value from the warranty operator must maintain tractor as instructed in this manual Some adjustments will need to be made periodically to properly maintain your tractor All adjustments in the Service and Adjustments section of this manual should be checked at least once each season Once a year you should replace the spark plug clean or replace air filter and check b
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