Craftsman 536.773520 Operating Instructions Manual

6.5 horsepower key start highwheel weedtrimmer

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6.5 Horsepower
KEY START
HIGHWHEEL
WEEDTRIMMER:
MODEL NO.
536.773520
Caution:
Read and follow all Safety Rules
and Operating Instructions before
first use of this product,
SEARS,
ROEBUCK
AND CO., Hoffman
Estates,
IL 60179 U.S
712344
02/10/99

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Summary of Contents for Craftsman 536.773520

  • Page 1 6.5 Horsepower KEY START HIGHWHEEL WEEDTRIMMER: MODEL NO. 536.773520 Caution: Read and follow all Safety Rules and Operating Instructions before first use of this product, SEARS, ROEBUCK AND CO., Hoffman Estates, IL 60179 U.S 712344 02/10/99...
  • Page 2: Table Of Contents

    For two years from the date of purchase, when this CraftsmanWeedtrimmer is maintained, lubricated,and tuned ,up according to the operating and maintenance instructionsin the owner's manual, Craftsman wilt repair, free of charge, any defect in material or workman- ship. If this CraftsmanWeedtrimmer is used for commercial or rental purposes, this warrantyap- pliesfor only 90 days from the date of purchase.
  • Page 3: Safety Rules

    SAFETY RULES Safe Operation Practices for Trimmer. ARNING: Look for this symbol to point out important safety precautions. It means: "Attention! Become Alert! Your Safety Is Involved." Only use accessories approved by the General Operation manufacturer. Read, understand, and follow all instruc- 15.
  • Page 4 SAFETY RULES Never refuelthe machine indoors, slopes require extra caution. If you feel uneasy on a slope, do not trim it, Do trim across the face of slopes; never up and Never store the machine or fuel con- down. Do not trim excessively steep slopes tainer inside where there is an open (ma.%lmum 15 degrees)
  • Page 5: International Symbols

    SAFETY RULES INTERNATIONAL SYMBOLS IMPORTANT: Many of the following symbols are located on your unit or on literature sup- plied with the product. Before you operate the unit, learn and understand the purpose for each symbol. ControlAnd Operating Symbols Slow Fast Fuel SafetyWarningSymbols...
  • Page 6: Assembly

    ASSEMBLY ASSEMBLY CONTENTS OF PARTS Owner's Manual - Parts Bag (Not shown actual size) 1-wTr-...2,,a - TO REMOVE TRIMMER FROM CARTON glasses or eye shields while as- WARNING: Always wear safety sembling the trimmer. Remove the parts bag and all loose parts from carton.
  • Page 7 ASSEMBLY HOW TO RAISE THE HANDLE Hold the handle with one hand and loosen both handle adjustment knobs until the ratchet teeth are disengaged. Do not remove the handle adjustment knobs. See Figure 2. Raise the handle to the operating position. Stand in the operator's Handle position behind the trim-...
  • Page 8 ASSEMBLY ENGINE PREPARATION Fill Crankcase With The trimmer was shipped with a container of Fuel Cap SAE30 motor oil. This oil must be added to the engine before operating. Oil Fill Cap/ Remove the oil fill cap/dipstick shown in Dipstick Figure 4.
  • Page 9: Operation

    OPERATION KNOW YOUR TRIMMER READ THE OWNER'S MANUAL AND ALL SAFETY RULES BEFORE YOU OPERATE the trim- mer, To familiarize yourself with the location of the controls, compare the illustrations with your trim- mer. Save this manual for future reference, Control Bail Trimmer Head Drive Lever Handle...
  • Page 10 OPERATION HOW TO USE THE TRIMMER HEAD DRIVE LEVER To engage the trimmer head, hold the con- trol bail against the handle. Move the trimmer head drive lever forward to en- gage the trimmer head. See Figure 6. The faster the engine runs, the fester the trim- mer head will rotate.
  • Page 11 OPERATION BEFORE STARTING THE ENGINE Oil Recommendation How To Fill With Gasoline Only use high quality detergent oil rated with NOTICE: ENGINES WHICH CERTI- API service classification SG. Select the oil's FIED TO COMPLY WITH CALIFORNIA SAE viscosity grade according to your ex- EPA EMISSION REGULATIONS...
  • Page 12 OPERATION HOW TO START THE ENGINE NOTE: DO NOT BE ALARMED, your engine Figure 10. Pull back sharply on the recoil will smoke the first time it is started. It is starter handle. DO NOT allow the starter burning off the protective coating that is on rope to snap back.
  • Page 13: Maintenance

    MAINTENANCE CUSTOMER RESPONSIBILITIES SERVICE RECORDS Before Every Every Every Fill in dates as you Each SERVICE complete regular DATES service. Hours Hours Hours Noted :i:ilii !! it ii ii i:!! !i:i:11:!i !i !i::i:i i :i_i:i I !:i:i:i i:i i i:iii! :ii:i:]i:i_ii! i i:i:!:i ii:_:: i:!:i:i:_ !!:!:! _:i:_ i:!:_:i:i:_ i:_ ! :!_:i:i _i Check trimmertines Engine/Machine Cleaning...
  • Page 14 MAINTENANCE LUBRICATION How To Lubricate The Jackshaft Assembly A grease fitting is provided to lubricate the jackshaft assembly. Use a grease gun with au- tomotive type grease to lubricate the jaskshatt assembly as shown in Figure 11. How To Change Engine Oil Cohnect the spark plug wire to the spark Change the engine oil when the engine is...
  • Page 15 MAINTENANCE HOW TO SERVICE THE ENGINE AND SPARK PLUG To access the engine or the spark plug, re- move the engine debris shield as shown in Figure 14. After engine service is completed, replace the engine debris shield. SPARKPLUG Check the spark plug every 25 hours.
  • Page 16: Service And Adjustment

    SERVICE AND ADJUSTMENT SERVICE AND ADJUSTMENT Make sure that all moving parts have stopped. Disconnect the wire from the WARNING: Before you inspect, clean or service the trimmer, stop the engine. spark plug. HOW TO REPLACE THE TRIMMER LINE For the best performance, use a heavy gauge (0.155"...
  • Page 17 SERVICE AND ADJUSTMENT HOW TO ADJUST THE HEIGHT OF THE HANDLE Handle Use the knoba, on each side of the handle, to Ratchet adjust the height of the handle. Teeth Hold the handle with one hand and loosen both knobs until the ratchet teeth are dis- engaged.
  • Page 18 When dis- engaged, make sure the trimmer head com- pletely stops when resting on the ground. If the trimmer head continues to rotate, take the trimmer to the nearest Craftsman e .Pulley Figure 20 Service Center.
  • Page 19 SERVICE AND ADJUSTMENT HOWTO CHARGE THE BATTERY Chargethebattery for16-24 hours. Disconnect the battery charger from the electrical outlet and from the battery. sulfuric acid which is harmful WARNING: The battery contains Connect the wiring harness to the bat- kthe skin, eyes and clothing. If acid tery.
  • Page 20 If you do not want to remove gasoline, add NOTE: A yearly checkup or tune-up at a a fuel stabilizer, such as Craftsman fuel Craftsman authorized service center will stabilizer No. 33500, to any gasoline left in the tank.
  • Page 21: Trouble Shooting Chart

    Clean carburetor or fuel line. Dirty carburetor or fuel line. Replace air filter. Dirty air filter. For carburetoradjustment, Carburetor out of adjustment. take the unitto a Craftsman Service Center, Wait several minutasbefore Engine flooded. starting. Aove throttlelever to FAST : Throttle control laver in or START position, incorrect position.
  • Page 22 Clean debris screen and Engine overheats. clogged. engine cooling fins. Carburetor out of adjustment. Adjust carburetor. Take the unit to a Craftsman Service Center. Oil level is low. Add oil. Defective throttle control Inspect and replace Engi.newill not stop lever or wire.
  • Page 23: Slope Guide

    • SLOPE GUIDE i""u-._.Q...REE_ SIGHT AND HOLD THIS GUIDE LEVEL WITH A VERTICAL " ..:.... TREE, A CORNER OF A STRUCTURE, A POWER LINE I ....POLE, OR A FENCE.._= I m°eaeeJ°eeeoo.e.e, Operate a trimmer across the face of slopes, never up or down slopes.
  • Page 24 REPAIR PARTS CRAFTSMAN 536.773520 712344...
  • Page 25: Repair Parts

    CRAFTSMAN 536.773520 REPAIR PARTS Part No. Description Handle Assy, 740198-846 Lever, Control 740198-848 Bolt 323035 Strap, Tie 712267 Washer 17x38 Z Guide, Rope 672510 Cable, Control Latching 740193 Key, Ignition 740228 Cable, Throttle w/ES 740225 Bolt 323034 Screw 710269 Cover, Battery...
  • Page 26 REPAIR PARTS CRAFTSMAN 536.773520 25.. 712344...
  • Page 27 REPAIR PARTS CRAFTSMAN 536.773520 Pa_ No. Description 710140 Bolt 711978 Frame 740216-848 Screw 710272 740232 Idler Assembly Bolt 710200 712403 Spring 740292 Spacer, Jackshaft Housing 712148 Washer 710083 740171 Pulley, Cutting Head 740173 Spacer Belt 711933 740244 Pulley, Idler 740179...
  • Page 28 REPAIR PARTS CRAFTSMAN 536.773520 5 ..Q Part No. Description 740234-846 Engine Debris Support Screw 710273 740238 Bracket, Right Shield Bracket, Left Shield 740245 Ratchet Fastener 311087 740229 Shield, Engine Debris 740227 7 • Knob, Debris Shield 740216-848 Housing, Trimmer 712344...
  • Page 29: Engine Repair Parts

    CRAFTSMAN 143.996512 REPAIR PARTS 370E _310 "3O5 "_ _'_ • 306 712344...
  • Page 30 REPAIR PARTS CRAFTSMAN 143.996512 PART PART DESCRIPTION DESCRIPTION 29914 Oil Pump Ass'y. RPM High 3450 to 3750 35261 RPM Low 2000 to 2300 Mounting Range Gasket 34311E 37266 Cylinder (IncL 2,20 & 150) Mounting Range (Incl. 72 thru 83,306) 26727...
  • Page 31 REPAIR PARTS CRAFTSMAN 143.996512 36783 Valve Cover Gasket 36246 Fuel Cap 36784 Valve Cover 35647 Oil Fill Tube 30200 Screw, 10-24 x 9/16" 36996 "O'-Ring 29752 Nut & Lock Washer, 35499 "O"-Ring 1/4-28 650562 Screw, 10-32 x 3/8" 30593 Retainer Clip...
  • Page 32 REPAIR PARTS CRAFTSMAN 143.996512 _m37 (_37 712344...
  • Page 33 REPAIR PARTS CRAFTSMAN 143.996512 PART DESCRiPTiON Carburetor 640069 (Incl. 184 of Engine Parts !ist 631615 ThrottleShaft & Lever Assembly 631767 Throttle Return Spring Dust Seal Washer 631184 631183 Dust Seal (Throttle) ThrottleShutter 640070 Shutter Screw 650506 631807 Fuel Fitting 651025...
  • Page 34 REPAIR PARTS CRAFTSMAN 143.996512 712344...
  • Page 35 REPAIR PARTS CRAFTSMAN 143.996512 PART DESCRIPTION 35707 Electric Starter (12 Volt) 34955 Retainer Ring 34950 Spring Retainer 34954 Spring Gear 34949A 34953 Drive End Cap Ass'y, Lock Nut 33450 Armature 34944 34945 Housing Ass'y. Thrust Washer 590500 34942 Commutator End Cap Ass'y. (Incl. brushes) Bolt, 10-32 x 3-3/15"...
  • Page 36 REPAIR PARTS CRAFTSMAN 143.996512 V--14 I -7 PART DESCRIPTION 590739 Rewind Starter 590740 Retainer 590616 Starter Dog 590517 Dog Spring 590618A Pulley & Rewind Spring As$'y 590638 Starter Housing Ass'y (40 degree grommet) 590535 Starter Rope (Length 98" x 9/64" dia.)
  • Page 37 NOTES 712344...
  • Page 38: Spanish (Espanol)

    For the repair or replacement parts you need delivered directly to your home Call 7am-7pm,,,7days a week 1-800-366-PART (1-800-366-7278) Para ordenar piezas con entrega a domicilio - 1-800-659-7084 For in-house major brand repair service Call 24 hours a day, 7days a week 1-800-4-REPAIR (1-800-473-7247) Para pedir servicio...

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