Table of Contents
Related Manuals for Craftsman 536.773521
Summary of Contents for Craftsman 536.773521
- Page 1 6.5 Horsepower HIGHWHEEL WEEDTRIMMER KEY START MODEL 536.773521 Caution: Read and follow all Safety Rules and Operating Instructions before first use of this product, SEARS,F_0O0211MROEBUCK AND CO., Hoffman Estates, IL 60179 U.S.A.. I...
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Page 2: Table Of Contents
STATEMENT LIMITED TWO-YEAR WARRANTY ON CRAFTSMAN WEEDTRIMMER For two yearn from the date of purchsse, when this Craftsman Weedtdmmer is maintained, lubricated, and tuned up according to the operating and maintenance instructions in the owner's manuat, Sears will repair, free of charge, any defect in matadal or workmanship. - Page 3 SAFETY RULES Safe Operation Practices Trimmer. WARNING: Look for this symbol to point out important safety precautions. It means: "Attention! Become Alertl Your Safety Is Involved," I. General Operation Only usa accessories approved by the manufacturer. Read, understand, and follow all instruc- 15.
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Page 4: Safety Rules
SAFETY RULES Never refuel the machine indoors. slopes require extra caution. If you feel uneasy on e slope, do not trim it. Dotdm across the face of slopes; never up end Never store the machine or fuel con- down. Do not trim excessively steep slopes tainer inside where there is an open (maximum 15 degrees) or areas where the flame, such as a water heater. -
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. Slow Fast Fuel OOlO_ eOOGOOGOOO OOGO WARNING WARNING... -
Page 6: Assembly
ASSEMBLY ASSEMBLY CONTENTS OF PARTS BAG Owner'sManual - Parts Bag Not shown actual size) 2 Sets 1 - T--Handle 1 - Safety 1 - 20 oz. Trimmer Lines 1 - Battery Wrench Glasses Bottle Oil (0.155 inch diameter) Charger TO REMOVE THE WARNING: Always wear safety... - Page 7 ASSEMBLY HOW TO RAISE THE HANDLE Hold the handle with one hasd asd loosen both handle adjustment knobs untU 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 Oil The trimmer was shipped with a container of SAE30 motor oil. This oil must be added to the engine before operating. Oil Fill Cap/ Dipstick Remove the oil fin cap/dipstick shown in Figure 4. Fill the crankcase to the FULL line on oil fill cap/dipstick.
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Page 9: Operation
OPERATION KNOW YOUR TRIMMER READ THE OWNER'S MANUAL AND ALL SAFETY RULES BEFORE YOU OPERATE the trim- mer. To familianze yourself with the location of the controls, compare the illustrationswith your trim- mer. Save this manual for future reference. Control Bail Tdmmer Head Drive Lever Ignition Switch Throttle Control Lever... - Page 10 OPERATION HOW TO USE THE TRIMMER HEAD DRIVE LEVER Control Bail To engage the trimmer head, hold the con- Handle trol bail against the handle. Move the trimmer heed drive lever forward to en- gage the trimmer head. See Figure 6. The faster the engine runs, the faster the trim- mar head will rotate.
- Page 11 OPERATION BEFORE STARTING THE ENGINE How To Fill With Gasoline Oil Recommendation Only use high qualitydetergentoil ratedwith NOTICE: ENGINES WHICH ARE CERTI- API serviceclassification SG. Selectthe oil's FIED TO COMPLY WITH CALIFORNIA AND US EPA EMISSION REGULATIONS SAE viscositygrade according to your ex- pected operatingtemperature: ULGE ENGINES: Are certified to operate on...
- Page 12 OPERATION HOW TO START THE ENGINE NOTE: DO NOT BE ALARMED, your engine Figure10. Pullbacksharplyon the recoil will smoke the first time it is started. It is starter handle. DO NOT allowthe starter burning offthe protectivecoating that is on rope to snap back. Let the starter rope the internal engine parts.
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Page 13: Maintenance
MAINTENANCE CUSTOMER RESPONSIBILITIES oooo_o_mooooeo eom_ eooMo oooN oeeeo OUmONO_O_mOO • eOOO oooo_o o qlll__ • • _ • Ill4' _ • • =oe_ eeew eee_ ee_e ooooo Check trimmer Lines Engine/Machine Cleaning Check Spark Plug Service Air Filter Lubricate Wheel Bearings Note 1 - When old line is half the original length, replace with new line. - Page 14 MAINTENANCE LUBRICATION How To Lubricate The Jackshaft Assembly A grease fitting is provided to lubricate the jaskehaft assembly. Use a grease gun with au- tomotive type grease to lubricate the jackshaft assembly as shown in Figure 11. How To Change Engine Oil Change the engine oil when the engine is Connect the spark plug wire to the spark wam'l.
- Page 15 MAINTENANCE HOW TO SERVICE EngineDebrisShield THE ENGINE AND SPARK PLUG To acsess the engine or the spark plug, re- move the engine debds shield as shown in Figure 14. After engine service is completed, replace the engine debris shield. Wingnut Figure14 SPARK PLUG Tightenthe spark plug to a torque of 15...
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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 Tdmmer Line Shield gauge (0.155"... - Page 17 SERVICE AND ADJUSTMENT HOW TO ADJUST THE HEIGHT OF THE HANDLE Handle Use the knobs, on each side of the handle, to Ratchet adjust the height of the handle. Hold the handle with one hand and loosen both knobs until the ratchet teeth are dis- engaged.
- Page 18 SERVICE AND ADJUSTMENT HOW TO TrimmerHousing REPLACE THE DRIVE BELT To reptase the dr_ve belt, the trimmer head and shield must be mmovod as follows. the drive belt, disconnect the wire WARNING: Before you remove from the spark plug. Remove the two fasteners that hold the rear of the shield to the trimmer housing (See Figure 19).
- Page 19 SERVICE AND ADJUSTMENT HOW TO CHARGE THE BATTERY Charge the battery for 16-24 houm. Disconnect the battery charger from the WARNING: The battery contains electrical outlet and from the battery. sulfuric acid which is harmful to 5. Connect the wiring harness to the bat- the skin, eyes end clothing, ff acid tery.
- Page 20 Put the trimmerin a building thathas good ventilation. If you do not want to remove gasoline, add a fuel stabilizer, such as Craftsman fuel NOTE: A yearly checkup or tune-up at a stabilizer No. 33500, to any gasoline left in Sears authorized service center will make the tank.
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Page 21: Trouble Shooting Chart
TROUBLE SHOOTING CHART TROUBLE CAUSE CORRECTION Engine does not start Spark plug wire Connect spark plug wire. disconnected. Prime engine. Engine not primed. Defective or incorrectly Inspectorreplacespark gapped spark plug. plug. Add fuel, Fuel tank empty. Clean carburetor orfuelline. Dirty carburetor or fuel tine. Dirty air filter. - Page 22 TROUBLE SHOOTING CHART Engine overheats. Engine cooling system Clean debris screen and , clogged, engine cooling fins. Carburetor out of adjustment. Adjust carburetor. Take the unit to a Sears Service Center. Oil level is low. Add oil. Defective throttle contm! Engine will not stop Inspect and replace lever or wire.
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Page 23: Slope Guide
SLOPE GUIDE SIGHT AND HOLD THIS GUIDE LEVEL WITH A VERTICAL TREE, A CORNER OF A STRUCTURE, A POWER LINE POLE, OR A FENCE. Operate a trimmer across the face of slopes, never up or down slopes. Use this guide and do not trim on a slope greater than 15 degrees. A 10 degree slope is a hill that increases in height at approximately 1.7 feet in 10 feet.. -
Page 24: Repair Parts
CRAFTSMAN WEEDTRIMMER 536.773521 33 34 F-OCO211M... - Page 25 CRAFTSMAN WEEDTRIMMER 536.773521 • .• Description Port No. Handle Assy. 740196-846 Lover, Control 740198-848 Bolt 323035 Strap, Tie 712267 Screw 712145 Washer 17x38 Z Guide, Rope 672510 Cablo, Control Latching 740193 Key, Ignition 740228 Cable, Throttle w/ES 740225 Bolt 323034...
- Page 26 CRAFTSMAN WEEDTRIMMER 536.773521 F-OCO211M...
- Page 27 CRAFTSMAN WEEDTRIMMER 536.773521 Description Pert No. 710140 Bolt 711978 Frame 740216-848 Screw 710272 Idler Assembly 740232 Bolt 710200 Spring 712403 Spacer, Jackshaft Housing 740292 712148 Washer 710083 Pulley, Cutting Head 740171 Spacer 740173 Belt 711933 Pulley, Idler 740244 Pulley, Engine...
- Page 28 CRAFTSMAN WEEDTRIMMER 536.773521 • .. Description Part No. Engine Debris Support 740234-846 Screw 710273 Bracket, Right Shield 740238 Bracket, Left Shield 740245 Ratchet Fastener 311087 Shield, Engine Debris 740229 Knob, Debris Shield 740227 Housing, Trimmer 740216-848 F-OOO211M...
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Page 29: Engine Repair Parts
CRAFTSMAN ENGINE 143.996512 F_XX)211M... - Page 30 CRAFTSMAN ENGINE 143.996512 PART • -- PART DESCRIPTION DESCRIPTION • . • RPM High 3450 to 3750 29914 Oil Pump Ass'y. RPM Low 2000 to 2300 35261 Mounting Flange Gasket 37266 Cylinder (Incl. 2,20 & 150) 34311E Mounting Flange (Inol. 72 thru 83,306)
- Page 31 CRAFTSMAN ENGINE 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 CRAFTSMAN ENGINE 143.996512 F-OOO211M...
- Page 33 CRAFTSMAN ENGINE 143.996512 • ,. PART • • • DESCRIPTION 640069 Carburetor (tncl, 184 of Engine Parts List 631615 Throttle Shaft & Lever Assembly 631767 Throttle Return Spring 631184 Dust Seel Washer 631183 Dust Seal (Throttle) 640070 Throttle Shutter 650506...
- Page 34 CRAFTSMAN ENGINE 143.996512 € F-OOO211M...
- Page 35 CRAFTSMAN ENGINE 143.996512 • • • PART • • • DESCRIPTION 35707 Electric Starter (12 Volt) 34955 Retainer Ring 34950 Spring Retainer 34954 Spring 34949A Gear 34953 Drive End Cap Ass'y. 33450 Lock Nut 34944 Armature 34945 Housing Ass'y. 590500...
- Page 36 CRAFTSMAN ENGINE 143.996512 V--14 PART ¢lou DESCRIPTION 590739 Rewind Starter 590740 Retainer 590616 Starter Dog 590617 Dog Spring 590618A Pulley & Rewind Spring Ass'y 590638 Starter Housing Ass'y (40 degree grommet) 590535 Starter Rope (Length 98" x 9/64" dia.) 590701...
- Page 37 NOTES F._OOO211M...
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Page 38: Spanish (Espa_Iol)
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...