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Back To Craftsman WeedWacker_Weed-Trimmer       Model: 917.773422 or 917773422 Craftsman 5.5 HP 22 in. Cut Wheeled WeedTrimmer Manual
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Owner's Manual JCRRFTSMRWJ 5.5 HORSEPOWER 22 INCH CUT WHEELED WEEDTRIMMER Model No . 917.773422 • Safety • Assembly • Operation • Maintenance • Espa _ ol • Repair Parts _ L , CAUTION : Read and follow all Safety Rules and Instructions before operating this equipment . Sears , Roebuck and Co . , Hoffman Estates , IL 60179 Visit our Craftsman website : www . sears . com / craftsman
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Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Product Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Safety Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 4 Service and Adjustments . . . . . . . . . . . . . . . . . 13 - 14 Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 8 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Maintenance Schedule . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Repair Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 - 41 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 - 12 Parts Ordering . . . . . . . . . . . . . . . . . . . . . . . . Back Cover LIMITED " I3NOYEAR WARRANTY ON CRAFTSMAN WEEDTRIMMER For two years from date of purchase , when this Craftsman Weedtrimmer is maintained , lubricated , and tuned up according to the operating and maintenance instructions in the owner's manual , Sears will repair free of charge any defect in material or workman - ship . If this Craftsman Weedtrimmer is used for commercial or rental purposes , this warranty applies for only 90 days from the date of purchase . This Warranty does not cover : • Expendable items which become worn during normal use , such as rotating lines , belts , air cleaners and spark plug . • Repairs necessary because of operator abuse or negligence , including bent crankshafts and the failure to maintain the equipment according to the instructions contained in the owner's manual . Warranty service is available by returning the Craftsman Weedtdmmer to the nearest Sears Service Center in the United States . This warranty applies only while this product is in use in the United States . This Warranty gives you specific legal rights , and you may also have other rights which vary from state to state . Sears , Roebuck and Co . , Dept . 817 WA , Hoffman Estates , IL 60179 WARNING : This trimmer is equipped with an internal combustion engine and should 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 arrester meeting applicable local or state laws ( if any ) . If a 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 service center ( See REPAIR PARTS section of this manual ) .
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The operation of any trimmer can result in foreign objects thrown into the eyes , which can result in severe eye damage . Always wear safety g asses or eye shields while operating your trimmer or performing any adjustments or repairs . We recommend a wde vision safety mask over spectacles or standard safety glasses . • Do not operate the machine without L GENERAL OPERATION proper guards , plates or other safety • Read , understand , and follow all protective devices in place . instructionson the machine and in the , See manufacturer's instructions for manual before starting . Be thoroughly proper operation and installation of familiar with the controls and the proper accessories . Only use accessories use of the machine before starting , approved by the manufacturer . • Do not put hands or feet near or under • Never use blades , wire , or flailing rotating parts . devices . This unit is designed for line • Keep aU parts of your body away from trimmer use only . Use of other accesso - muffler and spinning line . A hot muffler ries or attachments will increase the risk can cause serious burns . of injury . • Only allow responsible individuals , who • Stop the rotating trimmer head when are familiar with the instructions , to crossing gravel drives , walks , or roads . operate the machine . Wait for the cutting lines to stop rotating . • Stay away from breakable objects , - such • Stop the engine ( motor ) whenever you as house windows , auto glass , green leave the equipment and allow it to houses , etc . cool , before cleaning , repairing or • Clear the area of objects such as rocks , Inspecting the unit . Be sure the trimmer toys , wire , bones , sticks , etc . , which head and all moving parts have could be picked up and thrown by the stopped . spinning lines . • Operate only in daylight or good • Be sure the area is clear of other artificial light . people before trimming , particularly • Do not operate the machine while small children and pets . Stop machine under the influence of alcohol or drugs . if anyone enters the area . • Never operate machine in wet grass . • Wear appropriate clothing such as a Always be sure of your footing : keep a long - sleeved shirt or jacket . Also wear firm hold on the handle and walk ; never longtrousers or slacks . Do not wear run . shorts , • If the equipment should start to vibrate • Do not wear loose clothingwhich could abnormally , stop the engine ( motor ) get caught in this equipment . and check immediately for the cause . • Do not operate the machine when Vibration is generally a warning of barefoot or wearing open sandals . trouble . Always wear work gloves and hsturdyort • Always wear safety goggles or safety footwear . Leather work shoes or s glasses with side shields when operat - boots work well for most people . These ing machine . will protect the operator's ankles and shins from small sticks , splinters , and other debris , and improve traction . • Do not pull machine backwards unless absolutely necessary . Always look down and behind before and while moving backwards . 3
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- Never store the machine or fuel II . SLOPEOPERATION container inside where there is an Slopeasreamajofractor related to slip open flame , such as a water heater . and fall accidents which can result in - Move away from fueling site before severe injury . All slopes require extra starting engine . caution , If you feel uneasy on a slope , do • Never run a machine inside a closed not trim it . area . DO : • Never make adjustments or repairs • Trim across the face of slopes : never up with the engine ( motor ) running . and down . Exercise extreme caution Disconnect the spark plug wire , and keep the wire away from the plug to when changing direction on slopes . • Remove obstacles such as rocks , tree prevent accidental starting . • Keep nuts and bolts , especially tdmmer limbs , etc . • Watch for holes , ruts , or bumps . Tall head and engine bolts , tight and keep grass can hide obstacles . equipment in good condition . • Never tamper with safety devices . DO NOT : Check their proper operation regularly . • Do not trim near drop - offs , ditches or • Keep machine free of grass , leaves , or embankments . The operator could lose other debris buildup . Clean oil or fuel footing or balance . spillage . Allow machine to cool before • Do not trim excessively steep slopes . cleaning or storing . • Do not trim on wet grass . Reduced • Stop and inspect the equipment if you footing could cause slipping . strike an object . Repair , if necessary , II1 . CHILDREN before restarting . • Do not change the engine governor Tragic accidents can occur if the operator setting or overspeed the engine . is not alert to the presence of children . • Clean and replace safety and instruc - Children are often attracted to the machine tion decals as necessary . and the trimming activity . Never assume _ Look for this symbol to point out that children will remain where you last importantsafety precautions . It meansUR saw them . CAUTION ! ! ! BECOMEALERT ! T ! YO • Keep children out of the trimming area SAFETY IS INVOLVED . and under the watchful care of another A WARNING : In order to prevent responsible adult . • Be alert and turn machine off if children accidental starting when setting up , transporting , adjusting or making repairs , enter the area . always disconnect spark plug wire and • Before and while moving backwards , place wire where it cannot contact spark look behind and down for small plug . children . A CAUTION : Muffler and other engine • Never allow children to operate the machine . parts become extremely hot during operation and remain hot after engine • Use extra care when approaching blind has stopped . To avoid severe burns on corners , shrubs , trees , or other objects contact , stay away from these areas . that may obscure vision . IV . 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 .
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Reatdhesienstructioannsdthis manual in its TO REMOVETRIMMER FROM CARTON entirety beforeyouattemptto assembleor 1 , Remove loose parts included with operateyour new trimmer . trimmer . IMPORTANT : Thistrimmeris shipped 2 . Cut down two end corners of carton WITHOUT OILOR GASOLINE inthe engine . and lay end panel down fiat . Yournew trimmerhas been assembledatthe 3 , Remove all packing materials , factorywiththe excepSonof those partsleft 4 , Roll trimmer out of carton and check unassambledfor shippingpuq _ oses . All parts carton thoroughly for additional loose suchas nuts , washers , bolts , etc . , necessary parts . to completethe assembly have been placed HOWTO SET UPYOURTRIMMER inthe parts bag . Toensuresafe andproper TO UNFOLD HANDLE oparationof yourtdmmer , all parts and hardware you assemblemust be tightened IMPORTANT : Unfoldhandlecarefullyso as sacurely . Usa thecon'eottoolsasnecessary not to pinch _ damage controlcables . to ensurepropertightness . I . Loosen handle knob enough to allow upper handle to be unfolded from the shipping position , Loose Pads Packed Separately 2 . Raise upper handle section into place on lower handle and tighten handle knob , 3 , Remove handle padding holding trimmer head control bar to upper handle . Yourtrimmer handle can be adjusted for your trimmingcomfort . Refer to " ADJUST 20 oz . Trimmer Lines HANDLE " in the Service and Adjustments Bottleof oil ( 2 ) Sets section of this manual . ( 0 . t55 diameter x 18.75 Inches long ) knob handle
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KNOW YOUR TRIMMER READ THIS OWNER'S MANUALAND SAFETY RULES BEFORE OPERATINGYOUR TRIMMER . Compare theillustrationswithyourI _ ' irometro familianzeyourselfwiththelocation of var ; easconbolsand adjustments . Save this roanualforfuturereference . These _ mayappeaor nyourblmmerorinI _ m suppliewdHhU ) eproducLt . ea _ andunderstand 41WARNING Av0 , o = . . 0 = . Y = o . m @ CAUTION ENGIN _ OFF FAST bLOW FUEL OIL - Trimmer head control bar ThrottJe • Trimmer head control lever Starter handle GasoSne cap COver Engine oil cover aad IMPORTANT : Thisb'immeris shipped - Trimmer line WITHOUT OIL OR GASOLINE inthe engine . Trimmer head conbol bar - must be held Throttle control - usedfor startingand stoppingthe engineand allowsyouto select downto the handleto engagetrimmerhead . Releaseto stopthe t _ mmerhead . eitherfast orslow enginespeed . Palmer - pumpsadditionalfuelfrom the Starter handle - usedfor sta _ ng the engine . Trimmer head control lever - usedto carburetorto the cylinderfor use when startinga coldengine . engage thmroer head . 6
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, Trimmerhead controlbar Drive rcontrol leve The operation of any trimmer can result in foreign objects being thrown into the To engagetrimmerhead disengaged eyes , which can result in severe eye TO ADJUST TRIMMING HEIGHT damage . Always wear safety glasses or ACAUTION : Stop the engine and wait eye shields while operating your tdmmer for all moving parts to stop . Disconnect or performing any adjustments or repairs . spark plug wire from spark plug and We recommend a wide vision safety mask place wire where it cannot come in over spectacles or standard safety contact with plug . glasses . The height of cut can be set to six ( 6 ) HOWTO USEYOURTRIMMER different positions ranging from 1 - 1 / 2 inches to 3 inches . Recommended cutting ENGINE SPEED height for the average yard is 2 inches , The engine speed is controlled by a 1 . To adjust trimming height , push in the throttle located on the side of the upper locking plate tab and move trimmer handle . Fast positionis for starting and head up or down to desired position . normal trimming . Slow is for lighttrimming 2 . Release tab and be sure head is and fuel economy . Stop is for stoppingthe locked into one of the six ( 6 ) height engine . positions . . , . , @ Adjustable Head LockingTab Plate TRIMMER HEAD DRIVE CONTROL Your trimmer is equipped with a trimmer head drive control bar and lever which BEFORE STARTING ENGINE ADD OIL require the operator to be positioned behind the trimmer handle to operate the Your trimmer is shipped withoutoil in the trimmer . engine . For type and grade of oil to use , see " ENGINE " in the Maintenance section • Trimmer head rotation is controlled rby holding the trimmer head control ba of this manual . down to the handle and pushingthe A , CAUTION : DO NOT overfillengine with drive control lever forward until itclicks ; oil , or it will smoke on startup . then releasing the lever , 1 . Be sure trimmer is level and area • Trimmer head rotation will stop when around oil fill is clean . the control bar is released . 2 . Remove oil dipstickfrom oil fill spout . Make sure that rim of spout is clean .
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3 . Youreceive a 20 oz . container of oil TO START ENGINE with the unit . Slowly pour 3 / 4 ( 15 oz . ) 1 . To starta cord engine , pushpnmerthree of the oil from the container down the ( 3 ) times before tryingto start . Use a firm oil fill spout into the engine . push . Thisstep is notusuallynecessary 4 . Wait one minute to allow oil to settle . when startingan engine which has Insert and tighten dipstick , then alreadyrunfor a few minutes . remove it to check oil level . 2 . Move throWecontrolleverto fast position . 5 . Continue adding small amounts of oil 3 . Held upperhandlefirmly and pullstarter and rechecking the dipstick until it handle quickly . Do notallowstarterrope reads full . DO NOT overfill , or engine to snap back . will smoke on startup . TO STOP ENGINE 6 . Always be sure to retighten oil dipstick • To stop engine , move throttle control lever before starting engine . to stop position . • Check oil level before each use . Add oil if NOTE : In cooler weather it may be needed . Fillto full line on dipstick . necessary to repeat pdming steps . In • Change the oil alter every 25 hours of warmer weather overpriming may cause operation or each season . You may need flooding and engine will not start . If you to change the ell more often under dusty , do flood engine , wait a few minutes dirty conditions . before attempting to start and do not ADD GASOUNE repeat priming steps . _ • Fill fuel tank . Use fresh , clean , regular Throttle \ \ unleaded gasoline with a minimum of 87 control _ octane . Do not mix ell with gasoline . Purchasefuel inquantifJesthat can be Starter _ _ used within30 daysto assure fuel freshness . handle _ , WARNING : Experience indicates that TRIMMING TIPS alcohol blended fuels ( called gasohol or • Set the throttlecontrolin the fast using ethanol or methanol ) can attract position , If the weeds or grass are tall moisture which leads to separation and and thick , operate the trimmer at a formation of acids during storage . Acidic slower walking speed . gas can damage the fuel system of an • Frequentlyclean the undersideof the engine while in storage . To avoid engine tnmmer to remove any grass buildup . problems , the fuel system should be Keep top of engine around starterdear emptied before storage of 30 days or and elean of grass clippingsand chaff . longer . Drain the gas tank , start the This will help engine air flow and extend engine and let it run until the fuel lines engine life . See " TO REMOVE ENGINE and carburetor are empty . Use fresh fuel COVER " in the Maintenance sectionof next season . See Storage Instructions for this manual . additional information . Never use engine • For best results and longer lasting line , or carburetor cleaner products in the fuel use the ends of the lineto do the cutting . tank or permanent damage may occur . This is easily done by moving slowly _ , CAUTION : Fill to bottom of gas tank throughvery thick and heavy weeds . tiller neck . Do not overfill . Wipe off any • Use the leftside of trimmer when spilled oil or fuel . Do not store , spill or trimming along fences , walls , flowerbeds use gasoline near an open flame . and other such objects . • Iftrimmer linesbecome too short , it will Gasolinefillercap take longer to complete the job . Ifan trimmer lines are worn to less th half their original length , they should be replaced . See " TO REPLACE TRIMMER LINE " in the Maintenance sectionof this manual . • Tdmmer head contact with concrete , asphalt or other hard surfaces may cause premature wear of the ball on Engne ol c _ 8 bottom of trimmer head .
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MAINTERSAC . C . EE . ULE AS YOU COMPLETE OY _ : _ / _ 3 _ 8 _ Check for Loose Fasteners I _ I _ T iR Clean Trimmer I _ I _ IM Clean Under Engine Cover I / 2 l / M Check drive belt / pulleys R ! CheckJReplace Trimmer Lines 1113 Check Engine Oil Level II _ E Change Engine Oil _ 1,2 GN Clean Air Filter I # # 2 I Inspect Muffler I1 _ N Clean or Replace Spark Plug II / Replace Air Fi _ terPaper Cartridge ti / 2 1 - Change more c _ tenwhen Operatingunder a heavy LOadc _ in high ambient lempecatures 2 - Sewtce more often when operatJngin dirtyor dustycondibons 3 - Replace _ mmer li _ e $ when they have worn Io half thek odgi _ al length . GENERAL RECOMMENDATIONS IMPORTANT : Do not oilorgrease plastic wheel beatings . Viscous lubricants willattract The warranty on this trimmer does not dust and dirt thatwill shorten the llfeof the cover items that have been subjected to seif - lubdcaf _ ngbeanngs . If you feelthey must operator abuse or negligence . To receive be lubricated , use only a dry , powdered full value from the warranty , operator must graphite type lubricant sparingly . maintain trimmer as instructed in this manual . PRODUCT SPECIFICATIONS Some adjustments will need to be made Serial No . periodically to propedy maintain your unit . All adjustments in the Service and Date of Purchase : . . . . . . . . . . . . . Adjustments section of this manual should be checked at least once each season . Gasoline Type : Unleaded Regular • Once a year , replace the spark plug Gasoline Capacity : 1.25 Quarts and replace air filter element . A new Oil Type : SAE 30 ( Above 32 ° F ) spark plug and clean / new air filter ( API - SF - SJ ) SAE 5W - 30 ( Below 32 ° F ) element assures proper air - fuel mixture Oil Capacity : 20 Ozs , and helps your engine run better and Spark Plug : Champion J19LM last longer , ( Gap : . 030 " ) or RJ19LM • Follow the maintenance schedule in Trimmer Line Diameter : , 155 inch this manual . Trimmer Line Length : 18,75 inches BEFORE EACH USE The model and serial numbers will be found on 1 . Check engine oil level . a decal attached to the rear of the trimmer . 2 . Check for loose fasteners . Record both serial number and date of 3 . Clean under engine cover . LUBRICATION purchase in space provided above . To prolong the useful life of your trimmer , change engine oil as recommended in this section of Owner's Manual . 9
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TRIMMER Trimmer Alwaysobsawe safetyruleswhen perform - line ingany maintenance . TIRES • Keeptiresfree of gasoline , oil , or insect controlChemicalswhichcan harm rubber . • Avoidstumps , stones , deep ruts , shaq ) objectsand otherhazardsthatmay cause tiredamage . Carrier plate TRIMMER MNE opening For best results , replace trimmer Lines when they have worn to half their original length . Use . 155 inch diameter trimmer line . Cut new tdmmer line length to 18 - 3 / 4 inches . After new line is installed on tdmmer head , check all lines so they do not vary more then one ( 1 ) inch in length . This is important to make sure the trimmer head is balanced and will not v { brate abnormally . A . WARNING : Use only the especifiedrials trimmer line . Do not use other mat such as wire , string , rope , etc . Wire can break off duringtrimming and become a cl _ p dangerous missile that can cause serious injury . ENGINE TO REPLACE TRIMMER LINE LUBRICATION 1 . Disconnect spark plug wire from spark Use only high quality detergent oil rated plug and place wire where it cannot with API service classification SF - SJ . come in contact with spark plug . Select the oil's ShE viscosity grade 2 . Remove worn trimmer line from line according to your expected operating carrier plate . temperature . 3 . Fold new , cut to length , trimmer line in half and insert folded end through carrier plate opening to back side of retainer clip . 4 . With folded end of line at back side of retainer clip , pull line outward until line is fully seated under the retainer NOTE : Although multiwiscosity oils clip . ( 5W30 , 10W30 etc . ) improve starting in 5 . Repeat on other side of carrier plate . cold weather , these multi - viscosity oils 6 . Check all lines to be sure they are the will result in increased oil consumption same length . when used above 32 ° F . Check your 7 . Reconnect spark plug wire to spark engine oil level more frequently to avoid plug . possible engine damage from running low on oil . Change the oil after every 25 hours of operation or at least once a year if the unit is not used for 25 hours in one year . Check the crankcase oil level before starting the engine and after each five ( 5 ) hours of continuous use . Tighten oil plug securely each time you check the oil level . 10
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Turn TO CHANGE ENGINE OIL Collar clockwise NOTE : Before tipping trimmer to drain to remove oil . drain fuel tank by running engine until fuel tank is empty . 1 . Disconnect spark plug wire from spark plug and place wire where it cannot come in contact with spark plug . 2 . Remove engine oil cap ; lay aside on a clean surface . Slot 3 . Tip trimmer on its side as shown and drain oil into a suitable container . Air tilter Rock trimmer back and forth to Tab remove any oil trapped inside of Turn engine . Air tilter cover counterclockwise 4 . Wipe off any spilled oil from trimmer to tighten and side of engine . 5 . Fill engine with oil ( See " ADD OIL " in the Operation section of this manual ) . 6 . Replace engine oil cap . 7 . Reconnect spark plug wire to spark MUFFLER plug . Inspect and replace corroded muffler as it could create a fire hazard and / or damage . SPARK PLUG Replace spark plugs at the beginning of each mowing season or after every 100 hours of operation , whichever occurs first . Spark plug type and gap setting are shown in " PRODUCT SPECIFICATIONS " in Maintenance section of this manual . CLEANING IMPORTANT : For best performance , keep trimmer free of built - up grass and AIR FILTER trash . Clean the underside of your Yourengine will net run prepedy and may trimmer after each use . be damaged by using a dirty air filter . _ CAUTION : Disconnect spark plug wire Replace the air filter every 100 hours of from spark plug and place wire where it operation or every season , whichever cannot come in contact with the spark occursfirst . Service air cleaner more plug . often under dusty conditions . Do not • Turn trimmer on its side . Make sure air wash air filter . filter and carburetor are up . Clean the TO CHANGE AIR FILTER underside of your trimmer by scraping 1 . Remove the air filter by turning to remove build - up of grass and trash . clockwise to the stop and pull away • Clean engine often to keep trash from from collar . accumulating . A clogged engine runs 2 . Remove filter from inside of cover . hotter and shortens engine fife . 3 . Clean the inside of the cover and the • Keep finished surfaces and wheels collar to remove any dirt accumula - free of all gasoline , oil , etc . tion . • We do not recommend using a garden 4 . Insert new filter into cover . hose to clean trimmer unless the 5 . Put air filter cover and filter into collar electrical system , muffler , air filter and aligning the tab with the slot . carburetor are covered to keep water 6 . Push in on cover and turn counter - out . Water in engine can result in clockwise to tighten . shortened engine life . 11
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CLEAN UNDER ENGINE COVER 3 . Clean cover and cover screen thoroughly . Clean under engine cover before each 4 , Clean top of engine and air intake use , or more frequently in heavy cutting screen . or dirty conditions . Engine cover screen 5 . Replace engine cover and tighten and engine air intake screen must be knob securely . Be sure the front tabs kept free of dirt and chaff to prevent of engine cover are located in the engine damage from overheating . slots in engine housing . Be sure engine is cool before cleaning . 1 . Unscrew knob on top of cover . 2 . Lift cover up and away from engine . Knob Eo _ vigeenr _ thul _ aded screenl scre _ 1 Air inta Starter rope Housir slots 12
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A CAUTION : Before performing any TO REMOVE / REPLACE TRIMMER HEAD service and adjustments : DRIVE BELT 1 . Stop engine . 1 . Remove screw at front of chassis 2 . Make sure the rotating lines and all cover . moving parts have completely 2 . Liftcover up and away from trimmer . stopped . 3 . Disconnect spark plug wire from spark plug and place where it cannot come in contact with plug . TRIMMER TO ADJUST TRIMMING HBGHT Chassis See " TOADJUSTTRIMMING HEIGH'r " inthe Opera , on secl _ onof thismanual . TO ADJUST HANDLE The upper handle may be adjusted to different height positions . • Loosen handle knob only enough to allow the upper handle to pivotto the 3 . Remove the two ( 2 ) screws on sides desired position . of trimmer securing the debris shield . • Tighten handle knob securely . 4 . Turn trimmer on its side with carbure - NOTE : The handle knob and bolt may be tor and fuel cap up . reversed for left handed operation . 5 . Remove the two ( 2 ) screws on underside of trimmer securing the Upperhandle debris shield . \ 6 . Slide the debris shield rearward and \ remove . 7 . Remove belt from engine pulley on crankshaft . _ " Engine pulley Debris shield screws Handleknob " 13
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8 . Remove belt from trimmer head pulley . 12 . Position belt and idler assembly in 9 . Note the position of the control cable trimmer , reconnect idler spring and assemble idler to chassis . and idler return spring , then remove idler assembly from chassis and 13 . Install belt around trimmer head pulley remove belt and idler from trimmer . and engine pulley . 10 . Remove belt from idler assembly by 14 . Replace debris shield and tighten the removing bottom belt keeper and idler four ( 4 ) screws securely . pulleys . 15 . Replace chassis cover and tighten 11 . Assemble new belt , idler pulleys and screw securely . bottom belt keeper to idler bracket . Always use Craftsman replacement parts Tighten pulley bolts securely . to assure proper fit and long life . NOTE : Be sure belt is inside top belt keeper on idler assembly . Idler bracket Flatidler Enginepulley Chassis . - - _ ' _ . Nut Spacer V - idler _ Idler I . Bottom \ , _ belt keeper Idler bassemblyelt Top keeper _ ' _ " _ 1 Bolt Trimmer head pulley ENGINE SPEED Yourengine speed has been factory set . unit to a Sears or other qualified service Do not attempt to increase engine speed center for repair and / or adjustment . or it may result in personal injury . Ifyou IMPORTANT : Never tamper with the believe that the engine is running too fast engine governor , which is factory set for or too slow , take your unit to a Sears or proper engine speed . Overspeeding the other qualified service center for repair engine above the factory high speed and / or adjustment . setting can be dangerous . If you think the engine - governed high speed needs CARBURETOR adjusting , take your unit to a Sears or Your carburetor has a nonadjustable fixed other qualified service center , which has main jet for mixture control . If your engine proper equipment and experience to does not operate properly due to sus - make any necessary adjustments . pected carburetor problems , take your 14
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tank dudng storage . Also , expedense Immediatelyprepare your trimmerfor storage at theend ofthe seasonorifthe unitwill not indicatesthat alcoholblended fuels ( called gasohoi or using ethanol or methanol ) can be used for 30 days or more . attract moisturewhich leads to separation TRIMMER and formation of acids dudng storage . Addic When tnmmer isto be stored for a pedod of gas can damage the fuel system of an time , dean it thoroughly , remove all dirt , engine whilein storage . grease , leaves , etc . Store in a dean , dry area . 1 . Drain the fuel tank . 1 . Clean entiretrimmer ( See " CLEANING " in 2 . Start the engine and let it run until the the Maintenance section of this manual ) . fuel lines and carburetor are empty . 2 . Lubricate as shown in the Maintenance • Never use engine or carburetor cleaner section of this manual . products in the fuel tank or permanent 3 . Be sure that all nuta , bolts , screws , and damage may occur . pinsare securelyfastened . Inspect • Use fresh fuel next season . moving partsfordamage , breakage and NOTE : Fuel stabilizeris an acceptable wear . Replaceif necessary . altemaWe in minimizing the formation of fuel 4 . Teach up allrustedor chipped paint gum deposits during storage . Add stabilizer surfaces ; sand lightlybefore painting . to gasoline in fuel tank or storage container . HANDLE Always follow the mix ratiofound on stabilizer You can fold your trimmer handle for storage . oontainer . Run engine at least10 minutes • Loosen handle knob enough to allow after adding stabilizer to allow the stabilizer to upper handle to be folded forward . reachthe carburetor . Do not drainthe gas IMPORTANT : When folding the handle for tank and carburetor if using fuel stabilizer . storage or transportation , be sure to fold the ENGINEOIL handle as shown or you may damage the Drain oil ( with engine warm ) and replace with controlcables . clean engine oil . ( See " ENGINE " in the Maintenance section of this manual ) . CYLINDER 1 . Remove spark plug . 2 . Pour one ounce ( 29 ml ) of oil through spark plug hole into cylinder , 3 , Pull starter handle slowly a few times to distribute oil . 4 . Replace with new spark plug . OTHER • Do notstore gasolinefrom one season to handle another . • Rep _ acayour gasolinecan if yourcan startsto rust . Rustand / ordirtinyour gasolinewillcause problems . / • If possible , store your unitindeareand / cover it to give protectionfrom dust and dirt . • Dover your unit with a suitable protectiveo cover that deas not retain moisture . D notuse plastic . Plasticcannotbreathe , whk _ , hallows condensation to form and will cause your unit to rest . Handle knob IMPORTANT : Never cover _ mmer while engine and exhaust areas are still warm . ENGINE _ I _ , CAUTION : Never store the trimmer FUELSYSTEM with gasoline in the tank inside a building IMPORTANT : Itisimportantto preventgum where fumes may reach an open flame or spark . Allow the engine to cool before depositsfrom fon'ning in essentialfuel system parts suchas cerburat _ , fuel tilterf , uel hoseor15storing in any enclosure .
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TROUBLESHOOTING PROBLEM CAUSE CORRECTION Does not start 1 , Dirty air filter . 1 . Clean / replace air filter . 2 . Out of fuel . 2 . Fill fuel tank . 3 . Stale fuel . 3 . Drain tank and refill with fresh clean fuel . 4 . Water in fuel . 4 . Drain fuel tank and carburetor and refill tank with fresh gasoline . 5 . Spark plug wire is 5 . Connect wire to plug . disconnected . 6 . Bad spark plug . 6 . Replace spark plug . 7 . Throttle control lever not 7 . Move throttle lever to FAST in correct position position . ( if equipped ) . Loss of power 1 . Dirty air filter . 1 , Clean / replace air filter . 2 . Clean underside of trimmer 2 , Buildup of grass , leaves , and trash under trimmer . and trimmer head . 3 . Check oil level . 3 . Too much oil in engine . 4 . Walking speed too fast . 4 . Trim at slower walking speed . Excessive 1 . Lines uneven or broken . 1 . Check trimmer lines . 2 . Loose nuts or bolts . Vibration 2 . Check all hardware , including engine bolts . 3 . Damaged trimmer head . 3 . Check / repair trimmer head . Starter rope hard 1 . Contact a Sears or other 1 . Bent engine crankshaft . topull qualified service center . Loss of head 1 . Belt not driving . 1 . Put belt on pulleys or drive replace belt if broken . i Hard to push 1 . Handle height position not 1 . Adjust handle height to suit . right for you . Poor trimming 1 . Trimmer line length is 1 . If line is worn or broken to too shorL performance half original length , replace line . 2 . Throttle control lever not 2 . Move throttle lever to FAST in correct position position . ( if equipped ) . Trimmer head 1 . Trimmer line not 1 . Follow instructions in does not Maintenance section . properly installed . retain line 2 . Broken line retainer clip . 2 . Replace stdng carrier plate assembly , 3 . Incorrect size of 3 . Use . 155 diameter trimmer line . trimmer line . 16
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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 . f _ 15 DEGREEs 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 . . A 15 degree slope Is a hill that increases in height at approximately 2.5 feet In t0 feet . . Use extreme care at all Umes and avoid sudden turns or maneuvers . Follow other Instruction's in this j _ li anuel for safety In trimming on slopes . Operate a trimmer across the face ofslopes , never up or down slopes . Use extra care when operating on or near slopes and obstructions .
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CRAFTSMAWNEEDTRIMMER - - MODEL NUMBER 917.773422 19 28 21 20 - 26 21 li / J 27 14 15 26 24 25 27 34
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CRAFTSMAN WEED TRIMMER - - MODEL NUM BER 917.773422 KEY PART NO , NO . DESCRIPTION 1 . . . . . Engine . Craftsman . Model Number 143.015502 ( See Breakdown ) 2 1504 ( 6 Bolt . Engine Mounting 3 / 8 - 16 3 169791 Pulley , Engine ( Includes Setscrew , Key # 4 ) 4 STD502502 Setscrew , Pulley 5 174317 Cover . Engine . with Screen 6 174274 Knob . Engine Cover 7 174030 Stud . Engine Cover 8 169821X479 Handle , Lower 9 150078 Screw . Hex Washer Head 5 / 16 - 18 x . 75 10 169797 ) ( 479 Handle . Upper 11 170980 Bolt . Handle 12 136376 Knob , Handle 13 17 ( 681 Adjuster , Handle . Inside 14 17 ( 682 Adjuster . Handle . Outside 15 170554 Spring . Handle Adjust 16 153638 Guide , Rope / 17 STD541025 Locknut 1 4 x 26 18 66426 WireTire 19 171449 ControIBar 20 174934 Throttk3Control 21 158755 Screw , Hex Washer Head 22 17475OX004 Axle Shaft Assembly 23 150076 Screw , Hex Washer Head 5 / 15 - 18 x . 75 24 174751 Spacer , Axle 25 57143 Washer , xWave 26 752063 Wheel , 14 2 27 53923 Hex Flange LOCknut 3 / 8 - 16 28 174037 DriveControl 29 174034 Decal . Warning 30 174039 Decal , Engine Cover 31 751152 Locknut 1 / 4 - 20 - - 177731 Owner's Manual . English / Spanish Available accessories not included with trimmer : 7133523 Gas Can ( 2.5 gal . ) ] J . 33000 SAE 3OW Oil ( 20 oz . ) 7J . 79991 Trimmer Line ( Pack of 24 strings , . 155 dia . ) NOTE : All component dimensions given inU . S . inches t inch = 25,4 mm 35
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CRAFTSMAN WEED TRIMM ER - - MODEL NUMBER 917.773422 1 20 47 14 43 4 23 24 32 36
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CRAFTSMAN WEED TRIMMER - - MODEL NUMBER 917.773422 KEY PART NO . NO . DESCRIPTION 1 174031X558 Chassis Assembiy 2 169802 Line , Trimmer . 155 diameter x 18.75 long 3 173715 Screw , Self - Tappleg 5 / 16 - 18 x 1 4 169790 V - Belt 5 172145X504 Bracket , Idler 6 166042 Pulley , Idler , VoGroove 7 173716 Bolt , Hex Head 3 / 6 - 16 x 1.25 8 751592 Locknut , Hex 3 / 8 - 16 9 166043 Pulley , Idler , Flat 10 160829 Bolt , Shoulder 11 155552 Locknut 5 / 16 - 18 12 173717 Spacer 13 174719 Bolt , Shoulder 14 145212 Locknut , Flange 15 173811 Spring , Return 16 177811 Shield , Oebds 17 57608 Screw 1 / 4 ° 20x 1 / 2 18 85768 Screw # 10 - 24 x 3 / 4 19 175301 Skirt 20 170553 Cover , Chassis , Top3 / 21 149746 Screw # 10 - 24 x 1 - 4 22 s'rD541137 Nut 3 / 6 - 24 UNF 23 S'rD551137 Washer , Lock 3 / 8 24 STD551037 Washer , Flat 3 / 8 25 169792 Pulley , Dnven 25 172551 Spacer , Pulley 27 174549 Bearinghatt 28 172520 Jacks 29 169766X479 Cover , Chassis , Bottom 3O 174543 Spindle Housing Assembly ( * Includes Upper Bearing , Key # 27 ) 31323334 174581 Ring , Retaining , External , 17turn 176973 Spring , Locking Plate 172519 Locking Plate 174544 Carder Plate Assembly 363738 172516 Cover , Bearing 174580 Ring , Retaining , Internal , 4gram 172523 Mow Ball 39 172636 Bolt , Mow Ball 4O 172342 Head Assembly , Complete ( Includes Key Numbers 22 - 28 , 30 - 39 ) 41 174029 Spacer 43 174042 Decal , Instruction 44 174035 Decal , Chassis Cover 45 174596 Belt Keepe = ' , Bottom 4647 17060408 Screw , SelfoTapping 174036 Decal , Instruction 48 52784 Washer 49 76399 Screw 5O 59931 Locknut NOTE : All component dimensions given in U . S . Inches I inch = 25.4 mm 37
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MODEL NUMBER 143.015502 CRAFTSMAN 4 - CYCLE ENGINE 4oo 130 120 119 416 125 43 / 46 3 _ A 179 311A 1207 182 185 238 250 38
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MODEL NUMBER 143.015502 CRAFTSMAN 4 - CYCLE ENGINE KL = Y pART KEY PART NO , NO . DESCRIPTION NO . NO . DESCRIPTION 1 37266 Cylinder ( Incl . 2,20 & 150 ) 169 36783 ° Gasket , Valve Cover 2 26727 Dowel Pin 172 36784 Valve Cover 6 33734 Breather Element 174 30200 Screw , 10 - 24 x 9116 " 178 29752 Nut & Lock Washer , 114 - 28 7 36557 Breather Ass'y . ( Incl . 6 & 12A ) 12 36775 SreatherTube 179 30593 Retainer Clip 12A 36558 Breather Cover & Tube ( Incl . 12B ) 182 6201 Screw , 114 - 28 x 7 / 8 " 12B 36694 BreatherTube Elbow 184 26756 * Gasket , Carburetar - lntake Pipe 14 28277 Wash _ 185 36785 Intake Pipe 15 30589 Governor Rod ( Incl . 14 ) 186 36255 Governor Link 16 34839A Governor Lever 200 37134 Control Bracket ( Ind . 206 ) 206 610973 Terminal 17 31335 Governor Lever Clamp19164 " 18 651018 Screw . % 15 , 8 - 32 x 207 3620013 Throttle Link 19 37329 Governor Spdng 209 30200 Screw , 10 - 24 x 9116 " 20 32600 Oil Seal 223 650451 Screw , 1 / 4 - 20 x 1 " 30 37459 Crankshaft 224 36786 * Intake Pipe Gasket 238 650932 Screw , 10 - 32 x 49 / 64 " 40 40027 Piston , Pin & Ring Set ( Std . ) 239 34338 * Air Cleaner Gasket 40028 Piston , Pin & Ring Set ( . 010 " OS ) 241 36919 AirCleaner Collar 41 40025 Piston & PJnAssy . ( Std . ) ( Incl . 43 ) 245 369 _ 5 Air Cleaner Fitier 40026 Piston & Pin Ass'y . ( . 010 " OS ) 250 37122 Air Cleaner Cover ( Includes Key Number 43 ) 42 40006 Ring Set ( Std . ) 260 36980 Blower Housingx 261 30200 Screw , 10 - 24 9 / 16 " 40007 Ring Set ( . 010 " OS ) 43 20381 Piston Pin Retaining Ring 252 650831 Screw , 1 / 4 - 20 x 1 / 2 " 275 36790A Muffler 45 36777 Connecting Rod Assy . ( Incl . 46 ) 46 32610A Connecting Rod Bolt 277 650988 Screw , 114 - 20 x 2 - 9 / 32 " 48 27241 Valve Lifter 285 35267A Starter Cup32 287 650926 Screw , 8 - x 21 / 64 " 50 37460 Camshaft ( Exhaust MCR ) 290 34357 FuelLine ( Includes Key Number 104 ) 52 29914 Oil Pump Ass'y . 292 26460 FueJLineClamp 298 26763 Screw , 10 - 32 x 35 / 64 " 69 37609 * Mounting Flange Gasket 70 37608 Mounting Flange 300 35586 Fuel Tank ( Ind . 292 & 301 ) ( Includes Key # 72 - 83 , 306 ) 301 38246 FuelCap 72 37614 Oil Drain Plug 306 35577 Oil Fill Tube 75 27697 Oil Seal 306 37610 " " O _ - Ring 80 30574A Governor Shaft 307 35499 " O ' - , Ring 81 30590A Washer 309 650562 Screw 10 - 32 x 3 / 8 _ 309A 650783 Screw , 10 - 24x3 / 4 " 93 30591 Governo _ Gear Ass'y . ( IncL 81 ) 83 30588A Governor Spool 310 35578 Dipstickown 311A 37611 Hold D Bracket 86 650488 Screw , 114 - 20 x 1 - 114 " 89 610961 Flywheel Key 313 34080 Spacer 370A 36261 Lubrication Decal 90 611213 Flywheele 93 650815 Bellevill Washer 370 ( ; 37318 Primer Decal ( 3X ) 93 650816 Flywheel Nut 380 640262 Carburetor ( IncL 184 100 34443C Solid State Ignition 390 590763 Rewind Starter 400 37613 Gasket Set 101 610118 Spark Plug Cover - 103 651007 Screw , % 15 , 10 24 x 15 / 16 " ( includes all Items Marked " ) 104 37480 Cam Bushing 416 36085 Spark Arrestor Kit 110 37574 GrOundWire ( InCludes Key # 417 ) ( Optional ) 119 36787 * CylindetHeadGasket 417 650821 Screw , 10 - 32 x 1 / 2 " ( Optional ) 120 36825 Cylinder Head 900 750837B Replacement Sho _ Block 750837B , order from 71 - 999 125 37288 Exhaust Valve ( Std . ) ( Incl . 151 ) 126 37289 Intake Valve ( Std . ) ( Incl . 151 130 6021A Screw , 5 / 16 - 18 x 1 - 1 / 2 ' * - - - RPM High 3450 to 37500 - - - - RPM Low 2000 to 230 135 37598 Resistor Spark Plug ( RJ19LM4 ) 150 31672 Varve Spdng 151 31673 Valve Spdng eCapal NOTE : All component dimensions given in U . S . inches 151A 40017 Intake Valve S 1 inch = 25.4 turn 39
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MODEL NUMBER 143.015502 CRAFTSMAN 4 - CYCLE ENGINE PART NO , NO . DESCRIPTION - - 640262 Carburetor ( Incl . 164 of Engine Parts List ) 1 631615 Throttle Shaft & Lever Assembly 2 631767 ThrotSe Retum Spnng 4 631184 * Dust Seal Washer 5 631183 * Dust Seal ( Throttle ) 6 640070 * Throttle Shutter 7 650506 * Shutter Screw 16 631807 Fuel Fitting 17 651025 Throttle Crack Screwlldle Speed Screw 18 630766 Tension Spdngr 20 640018 Idle Restncto Screw 20A 640200 Idle Restdctor Sc _ ve Cap ( Black ) 25 631867 Float Bowl 27 631024 * Float Shaft 28 632019 Fk _ at 29 631028 " Float Bowl " 0 " Ring 30 631021 * Inlet Needle , Seat , & CHp ( Incl . 31 ) 31 631022 Spdng Clip 35 640259 Pnmer Bulb / Retainer Ring 36 640080 Main Nozzle Tube 36A 632766 Carburetor Tube 37 632547 " _ O " Ring , Main Nozzle Tube 40 640175 High Sbeed BowlNut 44 27110A " BowlNut Washer 47 630748 * Welch Plug , Idle Mixture Well 48 631027 * Welch Plug , Atmospheric Vent 60 632760B Repair kit ( Ind . Items Marked * ) 40
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MODEL NUMBER 143.015502 CRAFTSMAN 4 - CYCLE ENGINE I \ % 12 11 / 13 gl 15 Ore2 PART NO . NO . DESCRIPTION - - - - 590763 Rewind Starter 1 590599A Spring Pin ( IncL 4 ) 2 590600 Washer 3 590696 Retainer 4 590601 Washer 5 590697 Brske Spring 6 590698 Starter Dog 7 590699 DogSpring 8 590700 Pulley & Rewind Spring Ass'y . 11 590764 Starter Housing Ass'y . 12 590535 Starter Rope ( Length 98 " x 9 / 64 " dia . ) 13 590701 Starter Handle 41
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For repair of major brand appliances in your own home . . . no matter who made it , no matter who sold it ! 1 - 800 - 4 - MY - HOME sMAoytimdea . yo , nioht ( 1 - 800 - 469 - 4663 ) _ iilii www . sears . com To bring in products such as vacuums , lawn equipment and electronics for repair , call for the location of your nearest Sears Parts & Repair Center . 1 - 800 - 488 - 1222 An _ imdoay . or night www . sears . com For the replacement parts , accessories and owner's manuals that you need to do - it - yourself , call Sears PartsDirectSM ! 1 - 800 - 366 - PART 6at . - 11pmCST , ( 1 - 800 - 366 - 7278 ) 7 days a week w _ PN . sears . comlpartsdirect . . . _ . , To purchase or inquireabout a Sears Service Agreement : 1 - 800 - 827 - 6655 7 a . m . - 5 p . m . CST , Mon . - Sat . Papa pedir servicio de repapacidn a domicillo , Au Canada pour service en franerais : y papa ordenar piezas con entrega a domicilio : 1 - 877 - LE - FOYER s " 1 - 888 - SU - HOGAR _ " ( 1 - 877 - 533 - 6937 ) ( 1 - 888 - 784 - 6427 ) SEARS _ ' _ ; ' _ " HomeCentral ® [ ) ® Registered Trademark ! r = Trademark of Sears , Roebuck and Co . ® Sears , RoebuckandCo , ® Marca Registrada / TM Marca de Fabrica de Sears , RoebucJ _ and Co . 177731 01.22.01 BY Printed in U . S . A .
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* Clicking the part number will send you to Sears Parts Direct.
079991 Trimmer line (pack of 24 strings, .155 dia.) (n...
021510 Gas can (2.5 gal.) (not included with trimmer.)
033000 Sae 30w oil (20 oz.) (not included with trimmer.)
0177731 Owner manual
1N/P Engine, craftsman, model number 143.015502 (see...
10169797X479 Handle, upper
11170980 Handle bolt
12183724 Knob, handle
13170881 Adjuster, handle, inside
14179751 Adjuster, handle, outside
15178574 Spring, handle adjust
16153638 Rope guide
17STD541025 Locknut 1/4 x 20
18STD426600 Wire tire
19171449 Control bar
2150406 Screw, hex head, threaded, rolled 3/8-16 x 1 - 1/8
20174934 Throttle control
21158755 Screw, machine, pan head 1/4-20 x 2-3/16
22178700X004 Axle shaft assembly
23150078 Thread cutting screw with sems 5/16-18 x 3/4
24174751 Axle spacer
2557143 Wave washer
26752063 Wheel & tire assembly 14.0 x 2.0 (rear)
27409148 Locknut
28174037 Drive control
29174034 Decal, warning
3184130 Pulley, engine (includes setscrew, key #4)
30174039 Decal, engine cover
31191730 Locknut 1/4-20
4STD502502 Setscrew, pulley
5181701 Cover, engine, with screen
6174274 Knob, engine cover
7174030 Stud, engine cover
8169821X479 Handle, lower
9150078 Thread cutting screw with sems 5/16-18 x 3/4
079991 Trimmer line (pack of 24 strings, .155 dia.) (n...
021510 Gas can (2.5 gal.) (not included with trimmer.)
033000 Sae 30w oil (20 oz.) (not included with trimmer.)
0177731 Owner manual
1174031X558 Chassis assembly
10160829 Shoulder bolt
1173930500 Locknut 5/16-18
12173717 Spacer . idler
13174719 Bolt , shoulder
14145212 Hex nut
15173811 Spring, return
16180268 Shield, debris
1757808 Screw
1885768 Screw #10-24 x 3/4
19180268 Skirt
285905 Line, trimmer .155 diameter x 18.75 long
20178390 Cover, chassis, top
21149746 Pan head tapping screw #10-24 x 1-3/4
22STD541137 Nut 3/8-24 unf
23STD551137 Washer, lock 3/8
24STD551037 Washer, flat 3/8
25169792 Pulley - driven
26172551 Spacer . pulley
27110485X Bearing
28172520 Jackshaft
29169766X479 Cover, chassis, bottom
3173715 Screw
30174543 Spindle housing assembly (* includes upper bear...
31173619 Snap ring
32173973 Lock spring
33172519 Locking plate
34180338 Carrier plate assembly
36172516 Bearing cover
37174580 Retainer ring
38180337 Mow ball
39180334 Bolt, mow ball
4169790 Belt v
40180333 Head assembly, complete (includes key numbers 2...
41174029 Spacer . bearing
43174042 Decal - instruction
44174035 Decal - chassis cover
45174596X479 Belt keeper, bottom
4617060408 Screw
47174036 Decal, instruction
4852784 Washer
49STD511005 Screw
5172145X004 Bracket, idler
50STD541410 Locknut
6166042 Pulley
7173716 Hex bolt
873930600 Locknut, hex 3/8-16
9166043 Pulley