Craftsman 536773600 User Manual 5.5HP HIGHWHEEL WEEDTRIMMER Manuals And Guides L0010210
CRAFTSMAN Line Trimmers/Weedwackers, Gas Manual L0010210 CRAFTSMAN Line Trimmers/Weedwackers, Gas Owner's Manual, CRAFTSMAN Line Trimmers/Weedwackers, Gas installation guides
User Manual: Craftsman 536773600 536773600 CRAFTSMAN 5.5HP HIGHWHEEL WEEDTRIMMER - Manuals and Guides View the owners manual for your CRAFTSMAN 5.5HP HIGHWHEEL WEEDTRIMMER #536773600. Home:Lawn & Garden Parts:Craftsman Parts:536773600 Craftsman Grass trimmer (weed wacker) Manual
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/ 5.5 Horsepower HIGHWHEEL WEEDTRIMMER MODEL NO. 536.773600 i H Caution: H Read and follow all Safety Rules and Operating Instructions before first use of this product. SEARS, F--000210M ROEBUCK AND CO., Hoffman Estates, IL 60179 U.S.A.llm TABLE OF CONTENTS WARRANTY STATEMENT ...... SAFETY RULES ............... INTERNATIONAL SYMBOLS .... ASSEMBLY ................... OPERATION .................. MAINTENANCE ............... SERVICE AND ADJUSTMENT .. 2 3 5 6 8 12 15 TROUBLE SHOOTING CHART .. 19 SLOPE GUIDE ................ 21 REPAIR PARTS ............... 22 ENGINE REPAIR PARTS ....... 28 SPANISH (ESPAI_IOL) .......... 34 PARTS ORDERING/SERVICE .. BACK COVER WARRANTY STATEMENT LIMITED TWO-YEAR WARRANTY ON CRAFTSMAN WEEDTRIMMER For twoyears fromthe dateof pumhase,whenthisCraftsrnanWeedtflmmeris maintained, lubficatab,andtuned up accordingto the opera_ng and maintenanceinstruc_ons in the owner'smanual,Sears will repair,free of charge,any defect in materialor workmanship. If this CraftsmanWsedtrimmeris usedfor commercialor rentalpurposes,this warrantyappliesfor ooly90 daysfromthe dateof pumhase. This warrantydoes not coverthe following: • Expendableitemswhichbecomeworn duringnormaluse, suchas sparkplugs,etc. • Repairnecessarybecauseof operatorabuse or negligence,includingbent crankshafts andthe failureto maintainthe equipmentaccordingto the instructionscontainedin the owner'smanual. WARRANTY SERVICE IS AVAILABLE BY RETURNING THE CRAFTSMAN WEEDTRIMMER TO THE NEAREST SEARS SERVICE CENTER/DEPARTMENT IN THE UNITED STATES.THIS WARRANTY APPMES ONLYWHILE THIS PRODUCT IS IN USE IN THE UNITED STATES. Thiswarrantygivesyouspecificlegalrights,andyoumay also haveotherrightswhich may varyfrom stateto state. Seam, Roebuckand Co., D817WA, HoffmanEstates.IL 60179 IMPORTANT: This unit is equipped with an internal combustion engine and must not be used on or near any unimproved forest-covered, brush-covered or grass-covered land unless the engine's exhaust system is equipped with a spark srrester masting applicable local or state laws (if any). If e spark nrrester is used, it must 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. See an Authorized Service Center for s spark arrester for the muffler. F-O00210M 2 SAFETY Safe Operation A I. RULES Practices for Trimmer. WARNING: Look for this symbol to point out important safety precautions. It means: "AttenItonl Become Alertl Your Safety Is Involved." General Operation Only use accessories approved by the manufacturer. 1. Read, understand,and follow all instruc- 15. Operate only in daylightor good artificial tionson the machineand in the manual(s). light. Be thoroughlyfamiliar withthe controlsand 16. Do notoperatethe trimmerwhileunderthe the properuse of the trimmerbeforestartinfluenceof alcohol,drugsor othermedicaing. tionwhich can cause drowsinessor affect 2. Familiarize yourselfwith all of the safety yourabilityto operatethis machine safely. and operating decals on this equipment 17. Never operate trimmer in wet grass. Aland on any of itsattachmentsor accessoways be sure of yourfooting;keep a firm ries. holdon the handle and walk; neverrun. 3. Do eot puthandsor fastnearor undsrrotat- 18. Beforeeach use, inspectthe throtUeconing parts. trol lever and cable. Make sure that the 4. Only allowresponsibleindividuals, who are cableis free andthat the leveris notdamfamiliarwiththe instructions, to operatethe aged. Alsocheckthe cablelinkagerunning trimmer. to the carburetor for kinks, louse fittings, 5. Inspectthe area wherethe trimmeris to be and obstructions. Vedfy that the control used. Yourequipmentcan propelsmallobbail isworkingproperly. jcotsat highspeed causingpersonal injury 19. Stopthe rotatingtrimmerhead when crossor property damage. Stay away from ing graveldrives,walks,or roads. Wait for breakable objects, such as house winthe cuttinglinesto stop rotating. dows, auto glass, greenhouses,etc. 20, Watch for trafficwhen operatingnear, or 6. Keep the area of operationclearof all perwhencrossingroads. cons,particularlysmall children,and pets. 21. Stop the engine (motor) whenever you 7. Wear appropriateclothingsuchas a longleave the equlpmant,before cleaning resleevedsNrtor jacket. AIcowear longtroupairingor inspectingthe unit, be sure the sereor slacks. Do notwear shorts. trimmer head and all movingparts have 8. Do notwear louseclothingwhich couldget stopped. Let the engine cool,disconnect caughtin this equipment. the sparkplugwire and moveit awayfrom 9. Always wear safety goggles or safety the sparkplug. glasseswith side shieldswhen operating 22. If the equipment shouldstarttovibrateabtrimmerto protect your eyes from foreign normally,stopthe engine (motor),disconobjectswhichcan be thrown from the unit. nect the sparkplugwire and preventit from 10. Always wear work glovesand sturdyfonttouchingthe sparkplug. Checkimmediatewear. Leather work shoes or short boots ly for the cause. Vibration is generally a workwell for most people. These will prowaming oftrouble. tect the operator'sankles and shins from 23. After strikinga foreignobject,stopthe ensmall sticks, splinters,and other debds, gine (motor). Remove the wire from the andimprovetraction. spark plug. Inspectthe trimmerfor dam11. It is advisable to wear protectiveheadgear age. If damaged,repairbefore sta_ng and to preventthe possibilityof beingstruck by operatingthe trimmer. smallflyingparticles,or being sf_K:kby low 24. Neverleave the trimmerunattendedwhen hangingbranches,twigs, or other objects the engine is running. Remove the wire whichmay be unnoticedbythe operator. fromthe sparkplug. 12. Do notoperatethe trimmerwithoutproper 25. Regularlyinspectthe trimmer. Make sure guards or other safety protectivedevices partsare notbent, damaged or louse. in place. 13. Use this equipment for its intendedpurII. Slope Operation pose only. 14. See manufacturer's instructionsfor proper Slopes are a major factor related to slip and fall operationand installationof accessories. accidents which can result in severe injury. All F_00210M SAFETY RULES slopes require extra canttoe. If you feel uneasy on a slope, do not trim it. c, Never refuel the machine indoors. d. Never store the machineor fuel container inside where there is an open flame, suchas a water heater. Dotrim ecmss _ face of slopes; never up and down. Do not tdm excessively steep slopes (maximum 15 degrees) or areas where the ground is very rough. See the "Guide" in the back of this manual to check a slope. Exemise extreme caution when changing direction on slopes. 2. Never run an engine Indeom or inside a closedarea. 3. Never make adjustmentsor repairs with the engine(motor)running.Disconnectthe spark plug wire, and keep the wire away Do remove objects such as rocks, tree limbs, fromthe plugto preventaccidentalstarting etc. (remove the ignifionkayif equippedwithan Do watch for holes, ruts, or bumps. Tall grass electdcstart).Alwayswear eye protection can hide obstacles. when you makeadjustmentsor repairs. Do nottdm near drop-otis, ditches, or embank4. Check the trimmer head and engine mounting bolts at frequent intervals for mants. The operator could lose footing or balance. propertightness. 5. Keep all nuts and bolts tight and keep Do not tdm excessively steep slopes. equipment in good condition. Check Do not trim on wet grass. Reduced footing mountinghardwareon tdrnmerheadevery could cause slipping. time you change trimmerline and pdor to each use. III. Children 6. Never tamper with safety devices. Check theirproperoperation regularly. Tragicaccidentscan occurif the operatorisnot 7. When servicingor repairingthe trimmer,do alert to the pmcance of children.Childrenam nottip the machineover or up unlessspeoftenattractedto the tdmmerand the trimming cificallyinstructedto do so in thisManual. activity.Neverassumethat childrenwill remain Serviceandrepairprocedurescan be done where you lastcaw them. with the _mmar in an updght position. 1. Koupchildrenout ofthe tdmmingaree and Some procedureswill be easier if the maunder the watchfulcam of a responsible chine is liftedon a raisedplatformor workadult. ingsurface. 2. Be alert and turntrimmeroffif children en8. To reducefire hazard,keeptrimmerfreeof ter the area. grass, leaves, or other debris build-up. 3. Beforeand while movingbackwards,look Clean up oilor fuelspillage.Allowtrimmer behindand downfor smallchildren. to coolbefore storing. 4. Never allow children to operate the trim- 9. Stop and inspect the equipment if you mer. strikean object. Repair,if necessary,be5. Use extra cam when approachingblind tore restarting. comers, shrubs,trees,or otherobjectsthat 10. Alwaysdisconnectsparkplugwire before may obscurevision. cleaning,repairing,or adjusting. 11. Do out change theenginegovernorsetting IV. Service or over-speed the engine. 12. Clean and replace safety and instruction 1. Use extra care in handlinggasolineand decalsas necessary. other fuels. They are flammable and va13. To guardagainst engineover-heating,aiporsare explosive. ways have engine debris filter mounted a. Use onlyan approvedcontainer. and clean. b. Never removegascap or add fuelwith 14. Inspecttrimmerbeforestorage. the engine running. Allow engine to 15. Use onlyodginstequipmentor authorized cool beforerefueling.Do not smoke. replacementparts. F_X)0210M 4 SAFETY RULES INTERNATIONAL SYMBOLS IMPORTANT: Many of the following symbols are located on your unit or on literature supplied with the product. Before you operate the unit, learn and understand the purpose for each symbol. ControlAndOperatingSymbols Slow Fast Fuel Oil SafetyWarningSymbols WARNING WARNING Thrown Objects. Keep Bystanders Away. Rotating Parts. Stop Engine. Disconnect Spark Wire Before Making Adjustments. WARNING Q IMPORTANT Read Owner's Manual Before Operating This Machine. WARNING Wear Eye Protection @ WARNING Never Operate Up Or Down Slopes. Operate Across Slopes. t F_O210M 5 STOP ASSEMBLY ASSEMBLY CONTENTS OF PARTS 1 -Owner_ Manual 1 - ParLs Bag 1 - FuelS_bil_er 1- T-Handle Wrench A BAG 1 - Safety Glasses 1 - 20 oz. Bottle Oil 2 Sets - Trimmer Llnea (0.155 inch diameter) TO REMOVE THE TRIMMER FROM CARTON 1, Remove the bottle of oil and parts bag fromcarton, glasses or eye shields while asWARNING: Always wear safety sembting the trimmer. TOOLS REQUIRED 2. Remove the packingmaterial posilJoned aroundthe unit, 3. Cut downall fourcomersof the cationand lay the side panels fiat. 4. Pull the trimmerout of the cartonand off the basepad, 5. Remove packingmatedalfromaroundthe tdmmerhead. 1 - Knifeto cut carton, 1 - T-Handle Wrench, Figure1 shows the trimmer completelyassembledand positionedin the carto_ forshipment. References to the right or left hand side of the trimmer are from the viewpoint of the operator's position behind the unit, 6, Remove protectiveplasticfrom frontof frame. Figure1 F-000210M 6 ASSEMBLY HOW TO RAISE THE HANDLE f. 2. Hold the handle with one hand and loosen both handle adjustment knobs unUlthe ratchet teeth are disengaged. Do not remove the handle adjustment knobs. See Figure 2. Raise the handle to the operating position. 3. Stand in the operator's position behind the trimmer. Put the handle in a Handle comfortable position. Make sure both sides of the handle are level. NOTE: Make sure the cables ere not caught between the upper and lower handle. 4. Tighten the handle adjustment knobs. Make sure the handle pivots are locked in place. NOTE: The handle height is adjustable. See "How To Adjust The Height Of The Handle" in the Adjustment section. 5. To attach the recoil start handle to the rope guide, twist the rope through the rope guide mounted on the right side of the handle. ENGINE PREPARATION Fill Crankcase With OII gasoline,see =How To Fill With Gasoline"in the Operationsection. The trimmerwas shippedwith a container of SAE30 motor oil.Thisoilmustbe added tothe enginebeforeoperating. 1. Remove the oil fillcap/dipstickshown in Figure3. Fill the crankcase to the FULL line on oil fillcap/dipsUck. DO NOT OVERFILL. 2. Installthe oil fill cap/dipstickand tighten securely. Fill Fuel Tank With Gasoline Figure For the correct procedure and grade of _" CHECKLIST For the best performance and satisfaction from this quality product, please review the following checklist before you operate the trimmer: All assembly instructions have been completed. Check carton. Make sure no loose parts remain in the carton. F-OO0210M 7 As you learn how to use the tdmmer, pay extra attention to the following important items: v'P" Engine oil is at correct level. v'P" Fuel tank is filled with fresh, clean, regular unleaded gasoline. P"P_ Become familiar and understand the function of all controls. Before your start the engine, operate all controls. _" OPERATION KNOW YOUR TRIMMER READ THE OWNER'S MANUAL AND ALL SAFETY RULES BEFORE YOU OPERATE the tdm- mer. To famiUadze yourself with the location of the controls,compare the illustrations with your trimmer. Save this manual for future reference. Control Bail Tdmmer Head Ddve Lever Upper Handle Throltle Control Lever Recoil StarterHandle Fuel Cap Handle Adjustment Knob Shield Edge Guard Figure4 Trimmer Head Drive Lever - Engages the rotationof the tdmmerhead, Palmer Button - Injectsfueldirectlyintothe carburetor manifold for faster starts. See Figure7. Control Bell - Release to stopthe rotation of the trimmerhead. Recoil Starter Handle - The engine is equippedwith an easy pullrecoilstarter. Throttle Control Lever - Controls the speed or stopsthe engine. Shield Edge Guard - Protectsthe shield byautomaticallycuttingthe line tothe correct leng_. EYE PROTECTION WARNING: HOW TO STOP THE TRIMMER HEAD Debris thrown from the trimmer can result In foreign A 1. open position and disengage the thmmer head. eyes, which can cause severe objects being thrown Into the eye damage. Always wear safety glasses or eye shields when operetlng the trimmer. Always wear safety glasses. If you wear eye glasses, put a Wide Vision Safety Mask over your eye glasses. F-000210M Release the control bail. It will return to its HOW TO STOP THE ENGINE 1. 8 Move the throttle control lever com- pletely back to the STOP position. OPERATION HOW TO USE THE TRIMMER HEAD DRIVE LEVER 1. To engagethe tdrnmerhead,holdthecontrol bail against the handle. Move the trimmer head drive lever forwardto engage the trimmerhead. Sea Figure5. The fasterthe engineruns,the fasterthe tdmmer headwill rotate, 2. Once the tdmmerhead is rotating,push the tdmmerforwardto tdm. HOW TO USE THE THROTTLE CONTROL 1. Duringnormal use, set the throttle control lever in the FAST positionto run the engineat full speed. 2. 3. Pullthethrottle control lever backto decrease engine speed. Push the throttle control lever forwardto increaseengine speed. ThrottleControl Lever To stop the engine, pull the throttle control lever completely back to the STOP position. Figure6 HOW TO USE THE PRIMER BUTTON 1. Push the primer button five times. See Figure7 for location.Wait approximately two secondsbetween eachpush. NOTE: DO not use the primer button to restart a warm engine after a short shutdown. F-OOO210M 9 OPERATION BEFORE STARTING THE ENGINE Oil Recommendation Only use highqualitydetergentoil rated with API serviceclassificationSG, Selectthe oil's SAE viscositygrade according to your expected operatingtemperature: Colder _,-_ m.--, << ........... I Dmm_ 32°F How To Fill With Gasoline NOTICE: ENGINES WHICH ARE CERTIFIED TO COMPLY WITH CALIFORNIA AND US EPA EMISSION REGULATIONS FOR ULGE ENGINES: Are certified to operate on regular unleaded gasoline. Include the following emission control system(s): EM, TWC (if so equipped). Include any user adjustable features-therefore no other adjustments are needed. Warmer ->> I I WARNING: Never fig the gas tank hot. the engine to cool whlleAllow the engine Is running or before adding gasoline. Immedlatsty wipe off any spilled gasoline before you start the engine. NOTE: Although multi-vlscastty oils (5W30, lOW30, etc.) Improve starting In cold weather, these multi-viscosity oils will result in Increased oil consumption when used above 32°F. To avoid possible engine damage from running low on oil, frequently check your engine oil level. WARNING: Gasoline Is flammable. Use caution when handling or storing gasoline. Keep away from an open flame or an electrical spark. Do not smoke while filling the fuel tank. Store gasoline In a clean, approved container In a cool well ventilated place; never In the house. Check The Engine Oil Before each use, check the engine oil as follows: 1. Put the trimmeron a level surface. 2. Remove the oil fill cap/dipstickshownin Figure8. 3. Make surethe oilreachesthe FULL mark on the oiltillcap/dipstick. 4. If necessary,add oil untilthe FULL mark on the oilfill cap/dipstick is reached. DO NOT OVERFILL. See "Oi!Recommendation"for the grade andtype of oilto use. Fillthe fuel tank witha fresh,clean, unleaded regular,unleaded premium, or reformulated automotive gasoline only. DO NOT use leaded gasoline. Be sure that the gasoline containeris clean and free from dustor other foreign particles.Never use gasolinethat is stalefrom long periodsof storage, Reinstall fuelcap. CAUTION: Alcohol blended fuels (called gasohol or using methanol) can attract moisture which leads to separation and formation of acids during storage. Acidic gas can damage the fuel system of an englna while In storage. To avoid engine problems, empty the fuel system before storage of 30 days or longer. Drain the fuel tank. Start the engine and let It run until the fuel lines end carburetor are empty. Never use engine or carburetor cleaner products In the fuel tank or permanent damage may occur. See "Storage Instructions" for additional Information. F-000210M 10 OPERATION HOW TO START THE ENGINE NOTE: DO NOT BE ALARMED,your engine will smoke the first time it is started. It is burning off the protectivecoatingthat Is on the internal engine parts. mer unattended whil the engine is running. Wait the the trimmer WARNING: Never for leave trimIthee to step rotation. _lb t. Before each use, remove debris from the debris screen shown in Figure 8. Debris can cause the engine to overheat. Wipe the debris screen with a cloth or paper towel. 2. Move the throttlecontndlever forwardto the START or FAST position. NOTE: If engine fails to start after three pulls, push the primer button two times and again pull the recoil starter handle. WARNING: Never run the en- gine Indoors or in a poorty verdilatad area. Engine exhaust contalns carbon menexide, an odorless and deadly gas. Keep hands, feet, hair and loose clothing away from the trimmer and any moving parts on the angins. Avoid the muffler and surrounding areas. Temperatures may exceed 150o1:. 3, To starta coldengine,pushthe primerbuttonfive times. Wait twosecondsbetween each push ofthe primerbutton. NOTE: Do not use the primer to start • warm engine. 4. Firmlyholdthe recoil starter handle with yourrighthand. See Figure9. 5. Pull back sharply on the recoil starter handle. DO NOT allowthe starterropeto snap back.Let the starter ropeslowlyrewind as youholdthe recoilstarterhandle. Recoil Starter Handle Figure9 TRIMMER TIPS d_llb gravel or rocks, can be thrown WARNING: Debris as sticks, with sufficient forcesuch to cause personal Injury or property damage. Set the throitte controlin the FAST position. If the weeds er grass are tall and thick, operate the tdmmer at a slower walkingspeed. Frequentlydean the undersideofthe trimmerto removeany grassbuild up. See the Maintenancesectionfordetails. For best results and longer lasUng line, use the ends of the line to do the cutting. This is easily done by moving slowly through very thick or heavy weeds. • If the trimmer li.es become ton short, it will F-O(_210M 11 take longerto completethe job.If the trimmer linesare wom to lass than half their originallength,change to a new trimmer line. "See How To Change The Trimmer Line"in the ServiceAnd Adjustmentsection. Do not trim on excessively steep slopes. If a slope is difficult to stand on, do not trim. Do not trim on slopes when the ground is slippery or wet. Trim across the face of a slope, not up and down. Tdmmer headcontacttoconcrete,asphalt and harder services may create premature wear to the height guide (See Figure16). MAINTENANCE CUSTOMER RESPONSIBILITIES SERVICERECORDS Fill in dates as you complete regular service, Before Every Every Each 5 2s use Hours Hours Every lOO Hours As Noted Check trimmerLines 1 Engine/MachineCleaning 2 SERVICE DATES Check Spark Plug ServiceAir Filter 3 LubdcateWheel Beadngs Note I - When old lineis halfthe originallength,replacewith new line. Note 2 - Clean dailyif usedin extremelydustyor dirtyconditions. Note 3 - Change mere often if usedin extremelydustyor dirtyconditions. PRODUCT SPECIFICATIONS GENERAL RECOMMENDATIONS TrimmerLineDiameter 0.155inch Trimmer Line Length 21,5 inches Horse Power 5.5 Displacement 11.5 cu. in. Gasoline Capacity 1,5 quarts Oil Capacity 20 oz. Spark Plug Champion RJ-19LM Spark Plug Gap 0.030 inch F-000210M The warrantyon this trimmerdoes not cover items that have been subjected to opera_)r abuseor negligence.To receivefullvaluefrom the warranty,the operatormust maintainthe trimmeras instructedin this manual. Some adjustments must be made periodically to properly maintain your trimmer. 12 All adjustments in the Service and Adjustmentssec_onofthis manualmustbechecked at leastonce eachseason. MAINTENANCE LUBRICATION How To Lubricate The Jackshaft Assembly A grease fitting is provided to lubricate the jeckshafl assembly, Use e grease gun with automotive type grease to lubricate the jaskshaft assembly as shown in Figure 10. How To Change Engine OII Change the engine oil when the engine is warm. Forthe properoil capacity,see "Product Specifications". 1. Disconnectsparkplugwire fromthe spark plug. 2. Remove the oil drain plug as shownin Figure11. 3, Drain all the engine oil into a fiat pan. 4. Install the oll drain plug. Make sure the oil drain plug is tight. 5. Remove the dipstick. 6. Fill the engine crankcase. DO NOT OVERFILL. For properoil capacity,see =ProductSpecifications". 7. Connectthe sparkplugwiretothespark plug. HOW TO REPLACE THE AIR FILTER 5. Put the new air filter into the cover. Replacethe airfilteroncea yearor more often in dustyor dirtyco_rlJcos.DO NOT attemptto clean or oilthe air filter.Remove and installa new air filteras follows: 6. Pushthe cover firmlyagainst the flange. Turn the cover counterclockwiseuntil tight. Be sure the retainers are locked around the flange. CAUTION: Never run the engine without the air filter Installed. An air filter clogged with dust can result In loss of engine power and can cause excessive wear or damage to the engine. If the air filter Is clogged, replace Immediately. 7. Connect the sparkplug wire to the spark plug. 1. Disconnectthe spark plug wire from the sparkplug. 2. Turn the cover clockwise as shown in Figure 12, Remove the cover and the air filter. 3. Air Filter Discard the old air filter. 4. Clean the cover and the flange. F_210M 13 MAINTENANCE SPARK PLUG Check the spark plug every 25 hours. Replace the spark plug if the electrodes are pitted or burned or if the porcelain is cracked, 1. Make sure the spark plug is clean. Clean the spark plug by carefully scraping the electrodes (do not sand blast or use a wire brush). 2. Check the spark plug gap with a feeler gauge. See "Product Specifications" for the correct spark plug gap and replacement spark plug. 3. Beforeinstallingthe spark plug, coatthe threads lightlywith oil for easy removal. F_)00210M Tighten the spark plug to e torque of 15 foof-pounds. Feeler Gauge 0.030" Spark Plug F_um 1 14 SERVICE SERVICE AND ADJUSTMENT AND ADJUSTMENT Make sure that ell moving partsclean have or stopped. wire the WARNING: Before you inspect, service Disconnect the trimmer,the stop thefrom engine. spark plug. _lb HOW TO REPLACE THE TRIMMER LINE Forthe best performance,use a heavy gauge (0.155" diameter)trimmer line. Cut the lengthof the trimmer line to 21.5 inches. Use the lengthguide,locatedon the shield, to makesure the trimmer line is the correct length. See Figure14. Do notallowthe lengthofthe linesto vary morethan one inch.Thisis importantto make sure the trimmer head is balancedanddoes not vibrate. Trimmer Une Shield IMPORTANT:To extend the life of the trimmer line, keep the trimmer line moist. If not kept moist, the nylon trimmer line will become dry end brittle. Keep extra trimmer line in a can of water. The line will then stay flexible and easy to change. A flexible line will also lest much longer. HOW TO CHANGE TRIMMER LINES When the trimmerline becomes wornto half the odgir_allength,replacethe trimmerlineas follows: Line Retainer Trimmer Line 1. Stop the engine. Wait for all movingpartsto stop. 2. Remove worn trlmmor line from line retainer. 3. First thread the ends of the new trimmer line through the outside loops. F-O00210M Retainer 4. Naxt, ta_etheendsofthe line, cross over the line retainer, and thread the ends through the center hole. 15 5. Then, check to make sum that the ends of the line are even. SERVICE AND ADJUSTMENT HOW TO ADJUST THE HEIGHT OF THE HANDLE Use the knobs, on each side of the handle, to adjust the height of the handle. 1. Hold the handle with one hand and loosen both knobs untilthe ratchet teeth are disengaged. Do not remove the knobs. See Figure 15. 2. Move the handle up or down to the desired position, then align the ratchet teeth. Makesure both sidesofthe handle are level. 3. _ghtentheknobs. HOW TO SET THE HEIGHT OF CUT CAUTION: Before you sst the Height Of Walt moving stop. heightforofallcut: stop parts the to engine. Allow the engine to cool and disconnect the spark plug wire. Set Screw Trimmer Head The height of cut can be set from 1-1/2 inches to 3 inches. Recommended cutting height for the average yard is 2". 1. Use the T--wrench, found in the parts hag, to loosen the set screw shown in Figure 16. 2. Set the trimmer height. 3. _ghten heed at the desired Height Guide T-Wrench the set screw. Figure 16 F-0(X)210M 16 SERVICE AND ADJUSTMENT HOW TO REPLACE THE DRIVE BELT To replace the ddve belt, the trimmer head and shield must be removed as follows. A 1. 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 17). 2. Remove the four fasteners that hold the front of the shield and trimmer head to the trimmer housing. 3. Remove the bracket. %P pulley from the idler 4. Raise the front of the trimmer housing and remove the drive belt. On some models, it is necessary to loosen the mounting belt for the drive pulley to remove the drive belt (see Figure 18). Do not bend the belt guides, NOTE: Make sure you replace the drive belt only with a replacement belt from the factory. 5. To assemble the drive belt, reverse the above steps. Make sure all fasteners are tight. Make sure the mounting belt for the drive pulley is light. 6. Check the routing of the drive bell Make sure the drive belt is inside of all belt gulden shown in Rgure 18. IMPORTANT: Test the drive system. Start the engine and move the throttle control to the FAST position. Engage and disengage the trimmer head several times. When disengaged, make sure the trimmer head completely stops when rseUng on the ground. If the trimmer head continues to rotate, take the trimmer to the nearest Sears Service Center. F-000210M 17 SERVICE AND ADJUSTMENT STORAGE WARNING: To prevent enginedamage whenthe tdmmer is in storagefor 30 daysor more,followthe stepsbelow: Do not remove gaso- a fire, or while you smoke. Gasoline while inside a building, near line fumes can cause an explosion or a fire. Let the engine run until it is out of gasoline. When the tdmmer is put in storage for thirty days or more, follow the steps below to make sure the trimmer is in good condition the following season. Drain the oil from the warm engine. Fitl the engine crankcase with new oil. Remove the sparkplugfrom the cylinder. Pour one ounce of oil into the cylinder. Slowlypullthe recoilstarterhandlesothat the oilwillprotectthecylinder.Installa new sparkplugin the cylinder. Trimmer Completelyclean the tdmmer. Put the trimmerin a buildingthat hasgood ventilation. Clean dirt and debds from the cylinder cooling fins and the engine housing. NOTE: A yearly checkup or tune-up at a Sears authorized earvlce center will make If youdo net wantto removegasoline,add a fuel stabilizer,such as Craftsmanfuel stabilizerNo. 33500, to anygasolineleftin the tank. Craftsman fuel stalibizer will minimizethe formation of gum deposits and acids. Ifthe tank isalmostempty,mix Craftsmanfuel stabilizerwith freshgasoline in a separate containerand add the mixtureto the tank. Alwaysfollowthe instructionson the stabilizercontainer.Run the engineat leastten minutes after stabilizeris addedto allowthe mixtureto reach the carburetor. sure that the trimmer will provide maximum performance for the next season. Engine IMPORTANT: It is important to prevent gum deposits from forming In fuel system parts such as the carburetor, fuel filter, fuel hose, and tank during storage. Also, using alcohol-blended fuels (called gasohol, 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. F-OC_210M 18 TROUBLE SHOOTING CHART TROUBLE CAUSE CORRECTION Engine does not start Sparkplugwire disconnected. Connectsparkplugwire. Enginenotprimed. Primeengine. Defas_ve or incorrectly gappedsparkplug. Inspector replacespark plug. Fueltank empty. Add fuel. Dirtycarburetoror fuelline. Clean carburetoror fuel line. Dirtyair filter. Replaceair tilter. Carburetoroutof adjustment. Forcarburetor adjustment, take the unitto a Sears Service Center. Engine rune poorly. F_XX)210M Engineflooded. Wait severalminutesbefore starting. ThrottlecontrolleverIn incorrectposition. i Movethrottle leverto FAST Stale gasoline. Drain old gasoline and add fresh gasoline. Defectivethrottlecontrol lever or wire. Inspect lever and wire, Replace if damaged or defective. Bad sparkplug. Replacesparkplug. Dirtyair filter. Replace air tilter. Carburetoroutof adjustment. Adjustcarburetor.Takethe unitto a Sears Service Center. Stale gasoline. Drain old gasoline. Add fresh gasoline. Engine cooling system clogged. Clean enginescreenand coolingtins. 19 or START position. TROUBLE Engine overheats. SHOOTING CHART Enginecoolingsystem clogged, Clean debdsscreen and engine coolingfins. Carburetoroutof adjustment, Adjustcarburetor.Take the unitto a Sears Service Center. Engine will not step running. Poor trimming 3edorrrisnea. Trimmer vibrates. Trimmer head does not retain gne F-000210M Oil level is low. Addoil. Defective throffie control lever or wire. Inspectand replace damaged parts. Throttle net adjusted properly. Move throttle to the full OFF _osition. Tdmmerline lengthis too short. Correctline lengthis 21.5 inches. When lessthan 1/2 this length,replacethe line. Enginenotset at FAST speed. Move enginethrottle leverto FAST position, Set screwfor tdmmerhead is loose. Tightenset screwwith T-handle wrench. Tdmmerline lengthsare substantiallydifferent, Adjusttrimmerline to approximatelyequal lengths. Loosenuts or bolts. Check all boltsand nuts, includingengine bolts. Brokentdmmerhead. Replacebrokenpart. Tdmmerline notpropedy attached. Follow instnJctions on decal ;or In the Service sec_on of the owner's manual. Broken line retainer. Replacetrimmerhead assembly. Tdmmerline notcorrect size. Use Craftsman0.155 inch diametertrimmerline. 20 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 e slope greater than 15 degrees. A 10 degree slope is a hill that increases in height at approximately 1.7 feet in 10 feet.. A 15 degree slope is a hill that increases in height at approximately 2.5 feet In 10 feet.. Use extreme care at all times and avoid sudden turns or maneuvers. Follow other instructions in this ,_ manual for safety in trimming on slopes. Operate a trimmer across the face of slopes, never up or down slopes. Use extra care when operating on or near slopes and obstructions.
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