Craftsman 358352180 User Manual CHAIN SAW Manuals And Guides L0710276
CRAFTSMAN Chainsaw, Gas Manual L0710276 CRAFTSMAN Chainsaw, Gas Owner's Manual, CRAFTSMAN Chainsaw, Gas installation guides
User Manual: Craftsman 358352180 358352180 CRAFTSMAN CHAIN SAW - Manuals and Guides View the owners manual for your CRAFTSMAN CHAIN SAW #358352180. Home:Lawn & Garden Parts:Craftsman Parts:Craftsman CHAIN SAW Manual
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Operator's Manual CRAFTSMAN° 2.2 cu. in./36cc 2-Cycle GASOLINE CHAIN SAW Model No. 358.352181 - 18 in. Bar @ Read and follow alISafety Rules and Operating WARNING:Instructions bef6re first use of this product. F_ • For answers to your questionsor about this pm, product: Call 7 am-7 pm, Mon.-Sat., 10 am-7 Sun. 1-800-235-5878 Sears, Roebuck 530-087295 03/13/98 _.ou_,,=o_=ooo°_mo_ and Co., Hoffman Estates, IL 60179 USA Warranty Safety Rules Assembly Operation Maintenance Service and Adjustments 2 2 5 6 11 14 FULL ONE YEAR WARRANTY CHAIN SAW Storage TroubleShootingChart Pads List Spanish Parts& Ordering ON CRAFTSMAN 16 17 19 22 Back ® GAS Forone year fromthedate of purchase,whenthisCraftsmanGas ChainSaw is maintained,lubricatedand tunedupaccordingto theowner'smanual,Sears will repair,freeof charge,anydefectin materialor workmanship. Thiswarrantyexcludesthe bar,chain,spark plugand air filter,whichare expendablepads,and becomewomduringnormaluse. If thisGas ChainSaw isused forcommercialor rentalpurposes,this warranty appliesfor30 daysfromthe date ofpurchase. WARRAN_ SERVICE iS AVAILABLEBY RETURNINGTHIS CHAINSAW TO THE NEAREST SEARS SERVICECENTER IN THE UNITED STATES. Thiswarrantygivesyou specificlegal rights,and you may also haveotherrights whichvaryfromstateto state. Sears, Roebuck and Co., D/817 WA, Hoffman Estates, IL 60179 duty, non-slipgloves;eye protection suchas non*fogging,ventedgoggles or face screen;an approvedsafety hard hat;and soundbarriers(ear plugsor mufflers) to protectyour hearing.Regularusersshouldhave hearingcheckedregularlyas chain saw noisecan damagehearing.Se. Restrictthe use ofyour saw,toadult curehairaboveshoulderlength. users who understandand canfollow • Keepall padsof yourbodyaway from the safetyrules,precautions,and opthe chainwhen the engineis running. eratinginstructions found in this • Keep children,bystanders,and animanual, malsat least 30 feet (10 meters) away from the workarea whenstartingand usingthesaw. • Do nothandleor operatea chain saw whenyou are fatigued, ill,or upset,or ifyou havetaken alcohol,drugs,or medication.Youmustbe in good physicalconditionand mentallyalert. safety if you haveany conditionthatmight Shoes be aggravatedby strenuous work, checkwith doctorbeforeoperating. • Do notstartcuttinguntilyou h_vea clearwork area, securefooting, and • Wearprotectivegear.Alwaysuse steel-toedsafetyfootwear withnonespeciallyifyou are fellinga tree, a slipsoles;snug-fittingclothing;heavy- retreatpath. : .... WARNING: Always disconnectspark plugwirewhen makingrepairsexcept for carburetoradjustments. Becausea chainsaw isa high-speedwoodcutting tool,carelessor improperuse ofthis tootcancauseseriousinjury. PLAN AHEAD OPERATE YOUR SAW SAFELY • Store the unit and fuel in a cool, dry • Do not operate with one hand. Seriwell ventilated space where fuel vapore cannot reach sparks or open ous injury to the operator, helpers, or flames from water heaters, electric bystanders may result from onemotors or switches, furnaces, etc. handed operation. A chain saw is intended for two-handed use. GUARD AGAINST KICKBACK • Operate the chain saw only in a well- Follow all safety rules to help avoid ventilated outdoor area. kicl_backand other forces which can • Do not operate saw from a ladder or result in serious injury. in a tree, unless you are specifically trained to do so. "-_)_ _ KickbackPath • Make sure the chain will not make contact with any object while starting the engine. Never try to start the saw when the guido bar is in a cut. • Do not put pressure on the saw, esAvoidObstructions pecially at the end of the cut. Doing so can cause you to lose control when the cut is completed. • Stop engine before setting saw down. • Hand carry saw only when engine is stopped. Carry with muffler away from Clear The WorkingArea body; guide bar & chain projecting beWARNING: Rotational Kickback can hind you; guide bar preferably covered with a scabbard. occur when the moving chain contacts an object at the upper portion of the tip MAINTAIN YOUR SAW IN GOOD of the guide bar. Contact at the upper WORKING ORDER portion of the tip of the guide bar can • Have all chain saw service performed cause the chain to dig into the object, which stops the chain for an instant.The by a qualified service dealer except the items listed in the maintenance result is a lightning fast, reverse reaction section of this manual. which kicks the guide bar up and back • Make certain the saw chain stops .-towardthe operator. moving when the throttle trigger is re- Pinch-Kickback and Pull-In occur when leased. For correction, refer to =Carthe chain is suddenly stopped by being buretor Adjustments." pinched, caught, or by contacting a for• Keep the handles dry, clean, and fr_e eign object in the wood. This sudden from oil or fuel mixture. stopping of the chain results in a rever• Keep caps and fasteners securely sal of the chain force used to cut wood tightened. and causes the saw to move in the op• Use only Craftsman accessories and posite direction of the chain rotation. replacement parts as recommended. Pinch-Kickback drives the saw straight Never modify your saw. back toward the operator. Pu!l*Inpulis the saw away from the operator. HANDLE FUEL WITH CAUTION REDUCE THE CHANCE OF • Do not smokewhilehandlin_fuel or KICKBACK whileoperatingthe saw. * Recognize that kJckl_ck can happen. • Eliminateall sourcesofsparksor frame in areaswherefuelis mixedot"poured. W'_ha basic understandingof kickback, you can reduce the element of surprise • Mix and pourfuel in an outdoorarea which contributes to acc{dents. and use an approved, marked con, Never let (he moving chain Contact tainerfor all fuel purposes.Wipe up any object at the tip of the guide bar. all fuel spillsbeforestartingsaw. • Keep working area free from obstruc• Move at least 10 feet (3 meters)from tions such as other trees, branches, fueling site beforestarting. rocks, fences, stumps, etc. Eliminate - Turn the engineoff and letsaw coolin or avoid any obstruction that your saw a non-combustible area, noton dry leaves, straw,paper, etc.Slowlyremovefuel cap and refuelunit. o chain could hit while cutting. Keep saw chain sharp and properly tens=oned. A loose or dull chain can increasethechanceof kickback,Fotlowmanufacturer'schainsharpening andmaintenance instructions. Check tensionat regularintervals,butnever withenginerunning, Makesure bar clampnutsare securelytightened. • Beg_nand continuecutting! at full speed,if thechainis mowngat a slowerspeed, thereis greaterchance of }dekbackoccurring. • Use extremecautionwhen reentering a cut. keep your bodyfrom beingin a direct linewiththe cuttingchain, ° Standwith your weightevenlyhal* anced on both feet. • Do not overreach, Youcouldbe drawn orthrown off balanceand Josecontrol. • Do not cut above shoulderheight, It is difficult to maintain controlof saw above shoutderheight, KICKBACK SAFETY FEATURES WARNING: The following features are includedon yoursawto help reduce hazardof kickback; however,such featipof thebar(plungecuts). i Do not attemptcutsstartingwiththe tureswillnot totallyeliminatethisdanWatchfor shiftinglogsor otherforces thatcouldclosea cut and pinchor fal! ger.Do not relyonlyon safetydevices, intochain, • Handguard:designedto reducethe • Use the specifiedReduced-Kickback chanceof yourleft handcontacting GuideBar and Low-Kickback Chain. the chainif your handslipsoffthe front handlebar. Avoid Pinch-Kickback: ° Positionoffront and rear handlebars: • Be extremelyawareof situationsor designedwith distancebetweenhanobstructions thatcan cause material dles and "in-line"witheachother.The to pinch the top of or otherwise stop spreadand "in-line"positionof the the chain. handsprovidedbythis designwork • Do not cut more than one log at a togetherto givebalanceand resistime, tancein controllingthepivotofthe • Do not twist saw as bar is withdrawn saw backtowardthe operatorif kickfrom an undercutwhen bucking, back occurs. Avoid PulHn: • _ways begin cuttingwiththe engine • Reduced-Kickback GuideBar:designedwith a small radiustip which at ful/spaed and the saw housing reduces the size of the kickback danagainst wood. • Usewedges madeof plasticor wood. ger zone. Thistype bar has been Neveruse metal to holdthe cut open. demonstrated to significantly reduce the number and seriousness of kickMAINTAIN CONTROL backs when tested in accordancewith ANSI B175.1. Stand to the left of the saw Small Radius Thumb on underside ofhandlebar; _( Elbow locked Neverreversehandpositions • A good,firmgrip on the saw withboth hands willhelp ,you maintaincontrol, Don'tlet go. Gripthe rear handlewith yourrighthandwhetheryou are right or left handed.Wrapthe fingersof your left handoverand around the fronthandlebar,and yourleft thumb underthe frontt_andlebar.Keep your , leftarm straight withthe elbowlocked. Position your lefthand on the front handlebarso it isin a straightlinewith yourrighthandon the rear handle when making buckingcuts. Stand slightlyto the left side ofthe saw to TipGuideBar I: ...... ! _,J ° Low-f_ckback Cha_ri:hasmet kickback performancerequimmants whentested on a representative sampleof chain sawsbelow3.8 cubicinch displacement specifiedin ANSIB175.1. Low-Kickback Chain Contoured DepthGauge _,,='_'_ Elongated GuardLink ,_z;;;llaz:;l_,,P-----"Deflects Kickback % "_ ForceAndAltows Tt,,_ WoodTOGradually RideIntoCutter SAFETY NOTICE: Exposureto vibrationsthroughprolongeduseof gasolinepoweredhandtoolscould causeblood vesselor nerveaamagein the fingers,hands,and jointsof people 4 pronetocirculation disorders or muffler and spark arresting screen abnormalswelling.Prolongeduse in which meets the requirements of coldweatherhasbeen linkedto blood Califomia Codes 4442 and 4443. All vesseldamagein otherwisehealthy U.S. forest land and the states of people.Ifsymptomsoccursuchas California, Idaho, Maine, Minnesota, numbness,pain,lossof strength, New Jersey, Oregon, and Washington changein skincoloror texture,or loss require by law that many internal offeeling in thefingers, hands,or joints, combustion engines be equipped with a discontinue theuse ofthis tooland spark arrestor screen. If you operate a seek medical attention.An chain saw in a state or locale where anti-vibration systemdoesnot such regulations exist, you are legally guaranteethe avoidanceof these responsible for maintaining the problems.Userswho operatepower operating condition of these parts. toolson a continualand regularbasis Failure to do so is a violation of the law. must closelymonitortheirphysfcal conditionand the conditionof thistool Refer to Customer Responsibilities CHAIN BRAKE Ifthis saw is to be used chart in the MAINTENANCEs_ection. for commerciallogging,you mustorder STANDARDS: This chain saw is listed and install a chainbraketo complywith by Underwriters Laboratories, Inc. in accordance with American National FederalOSHA Regulationsfor Commercial Logging.Contactyour Sears Standards for Gas01ine-Powered Chain ServiceCenteror call 1-800-235-5878. Saws Safety Requirements (ANSI SPARKARRESTOR:Yoursaw is B175.1-I99t). equippedwith a temperaturelimiting CARTON CONTENTS Check carton contents against the following liSt. Model 358.352181 • Chain Saw (fully assembled) • Bar tool • Chain • Car_ing Case * Gloves • Gas Can . Bar & Chain Lube .2-cycle engine oil • Examine parts for damage. Do not use damaged parts. • If you need assistanceor findthat pads are missing or damagedFplease call 1-800-235.5878. • • NOTE: It isnormalto hearthe fuel filter rattlein an emptyfueltank. Yourunithas beenfactorytestedand the carburetor preciselyadjusted. As a resultyou may smellgasolineor finda dropofoil/fuelresidueon the muffler whenyou unpackthe unit. ASSEMBLY Yoursaw isfully assembled;no assemblyis necessary. KNOW YOUR SAW RF.AD THIS OPERATOR'S MANUAL AND SAFETY RULES BEFORE OPERATING YOUR CHAIN SAW Compare the illustrations with your unit to familiarize yourself with the location of the various controls and adjustments. Save this manual for future reference. Bar Oil FillCap Housing Fuel Mix FillCap Cylinder Cover [1 Fast Idle FL,JI ThrottleL --,----- k _J Throttle Choke t/_ Screw -- . T"ggor K.obBar O,amp _ ulreCtlOn _-.,-.,---.,,.,- GuideBar " BarClampNuts ui ear ON/STOP SWITCH The ON/STOP Switchis usedto stop the engine. THRO'rFLETRIGGER The throttletriggercontrolsengine speed. THROTTLE LOCKOUT The throttlelockoutmustbe pressed beforeyou cansqueezethe throttletrigger.Thisfeature preventsyou from accidentallysqueezingthe tdgger. FAST IDLE LOCK The fast idle lockholdsthethrottletrigger in the startingposition.Activatethe fast idlelockby pressingthethrottle lockoutand squeezingthe throttletrigger.Withthethrottletriggersqueezed, press thefast idle lock.Release the throttle lockout and trigger while holding the fast idle lock button. CHOKE KNOB The Choke Knob activates the choke to dprovideadditional fuel to the engine uring cold starting. PRIMER BULB The Primer Bulb circulates fuel to the carburetor to provide quicker starting. CHAIN TENSION It is normal for a new chain to stretch during first 30 minutes of operation. You should check your chain tenston frequently, See Chain Tension under the Service and Adjustments section. 6 BEFORE STARTING ENGINE WARNING: Be sure to read the fuel lines and carburetorare empty. Use fresh fuel next season. See STORAGEinstructions for addi_onal information. handling i,_forrnation in the safety rules section of this manual before you beg_n. Never use engine or carburetor cleaner products in the fuel tank or permanent If you do not understand the fuel handamage may occur. dling information do not attempt to fuel See the STORAGEsection for additional your unit. Seek help from-s0meone that information. does understand the information or call STOPPING YOUR ENGINE the customer assistance help line at 1-800-235-5878. • Move On/Stop switch to STOP. • if engine does not stop, pull choke GUIDE BAR AND CHAIN OIL knob out fully. The chain oiler provides continuous luSTARTING YOUR ENGINE brication to the chain and guide bar. Be COLD ENGINE OR WARM ENGINE sure to flu the bar oil tank when you fill AFTER RUNNING OUT OF FUEL the fuel tank (Capacity = 6.8 ft. oz.). • Fuel engine with 40:1 fuel mix. For maximum guide bar and chain life, • Fill bar oil tank with bar OIL we recommend you use Craftsman chain saw bar oil. If Craftsman bar oil is • Prime engine by pressing primer bulb six times. not available, you may use a good • Move On/Stop switch to ON. grade SAE 30 oil until you are able to Primer Bulb obtain Craftsman brand. The oil output is automatically metered during operation. Your saw will use approximately one tank of bar oil for every tank of fuel mix. Always fill the bar oil tank when you filI the fuel tank, o o,o ___.. FUELING ENGINE This engine is certified to operate on unleaded gasoline. Before operation, gasoline must be mixed with a good quality 2-cycle air-cooled engine oil. We recommend Craftsman brand oil. Mix gasoline and oil at a ratio of 40:t (A 40:1 ratio is obtained by mixing 3.2 ounces of oil with 1 gallon of unleaded gasoline). DO NOT USE automotive oil or boat oil. These oils will cause engine damage. When mixing fuel follow the instructionsprinted on the container. Once oil is added to the gasoline, shake container momentarily to assure that the fuel is thoroughly mixed. Always read and follow the safety rules relating to fuel before fueling your unit. I , I , I ur/ l-,aruat I'klll • Actuate choke by pulling choke knob fully out. • Set saw on the ground. Grip front handle with your left hand and place right foot through rear handle. StarterRope Handle IMPORTANT Experience indicatesthat alcohol blended FootThroughRear Handle fuels(caJledgesoho_ or usingethanolor methanol) can attract moisturewhich leads to separationand formation of ackls duringstorage. Acidic gas can damage the fuel system of an engine while in storage. To avoid engine problems, the fuel system shouldbe emptied before storage for 30 days or longer. Drain the gas tank, start the engine and let it run untilthe fuel Choke Positions • Set fast idle by depressing the throttle lock with your right hand, Then, squeeze and hold throttle tdgger. With your thumb, .press the fast idle lock down and hold. Next, release the throttle trigger. ° DO NOT squeeze throttle trigger during starting; otherwise, it will be necessary to reset the fast id!_ l_P.k. .-y NOTE: When pulling the starter rope, do not use the full extent of the rope. Do not let starter rope snap back. Hold handle. Let rope rewind slowly. • Pull starter rope handle firmly and quickly with your dght hand until the engine attempts to start';but no more than 5 pulls. Then, push in choke knob to the partial position. Resume pulting handle until engine starts. • Above 40°1=,allow engine to run for approximately 5 seconds. Push the choke knob in to the OFF position; then squeeze and release throttle tdgger to allow engine to idle. • Below 40°F, allow engine to warm up for 30 seconds to 1 minute with choke at padial position. Push choke knob in to the OFF position; then squeeze and release throttle trigger to allow engfne to idle. • To stop engine, move On/Stop switch to the STOP position. STARTING A WARM ENGINE DO NOT use the choke to start a warm engine or flooding and hard starting may occur. OPERATING TIPS • Checkchaintensionbeforefirstuse andafter f minute of operation.See ChainTensionin the Maintenance section. ° Cut woodonly.Do not cut metal,plastics,masonry,non-woodbuildingmaterials,etc. ° Stopthe sawff the chainstdkesa foreignobject.Inspect the saw and repairparts_s necessary. • Keepthe chainout,ofdirtand sand. Evena srhall_amount of dirtwillquickly du!la chainand increase the possibility of kickback. • Practicecuttinga few smalllogsusing the following steps. This willhelpyou getthe "feel" of usingyour saw before you begina majorsawingoperation. ° Squeezethe throttletriggerand allow the engineto reach full speed beforecutting. • Begincuttingwith thesaw frame againstthelog. • Keep the engineat fullspeedthe entiretimeyou are cutting. • Allow the chainto cutfor you. Exert onlylightdownwardpressure. • Releasethethrottletriggeras soon as the cutiscompleted,allowingthe engineto idle. If you runthe saw at full throttlewithouta cuttingload, unnecessarywear can occur. • To avoid losingcontrolwhen cutis complete,do notput pressureon saw at end of cut. • Stop enginebeforesettingsaw down. : Move On/Stop switch to ON. Set fast idle lock. Be sure choke is in the OFF position. With saw on ground, gdp front handle with left hand and place your dght foot through rear handle. • Pull starter rope handle until engine starts. • Squeeze and release throttle tdgger to return engine to idle speed. TREE FELLINGTECHNIQUES DIFFICULT STARTING OR STARTING A FLOODED ENGINE The engine may be flooded if it has not started after 10 pulls. Flooded engines can be cleared of excess fuel with the following procedure: Engage the fast idle lock. •"Verify that the On/Stop switch is in the ON position. • Push choke knob to the OFF position. • With saw on ground, gdp front handle with left hand and place dght foot through rear handle. - Puff starter rope handle until engine starts. ° Starting could require many pulls depending on how badly the unit is flooded. If engine still fails to start, refer to the TROUBLESHOOTINGchart or call 1-800-235-5878. WARNING: .Check for brokenor.dead branches wllichcanfall whgeCutting` causing seriousinjury. Do not cutnear buildings or electricalwiresif you do not knowthe directionof tree fall, nor cutat nightsinceyou willnot be able tosee well,nordudngbad weathersuchas rain, snow,or strongwinds,etc. • Carefullyplanyoursawingoperation in advance. • Clearthework area. You need a clear area all aroundthe tree so youcan have securefooting. • Study the naturalconditions thatcan causethe treeto fall in a particular direction.These conditionsinclude: ° The winddirectionand speed. • The leanof the tree. The leanof a tree mightnot be apparentdue to unevenorslopingterrain.Use a plumb or level to determine the direction of tree lean. ° Weight and branches on one side. • Surrounding trees and obstacles. • Look for decay and rot. If the trunk is rotted, it can snap and fall toward the operator. .... • Make sure there is enough room for the tree to fail. Maintain a distance of 2-1/2tree lengths from the nearest person or other objects. Engine noise can drown out a warning call. • Remove dirt, stones, loose bark, nails, staples, and wire from the tree where cuts are to be made. This hinge witl help prevent the tree from fairing in the wrong direction. Hinge holdstree on stumpandhelps controlfail Openingof felting cut NOTE: Before felling cut is complete, use wedges to open the cut when necessary to control the direction of fall. TO avoid kickback and chain damage, usa wood or plastic wedges, but never steel or iron wedges. _ Plana clearretreatpath • Be alert to signs that the tree is ready to fall: cracking sounds, widening of ()--,,=,,_Directionof Fall the felling cut, or movement in the upf per branches. • As tree starts to fall, stop saw, put it down, and get away quickly on your planned retreat path. FELLING LARGE TREES • Be extremely cautious with partially fallen trees that may be poorly sup(6 inches in diameter or larger) ported. When a tree doean't fall comThe notch method is used to fell large pletely, set the saw aside and pull trees_ A notch is cut on the side of the down the tree witha cable winch, tree in the desired direction of fail. After block and tackle, o[ tractor. D.o_not a felling cut is made on the opposite use your saw to cut down a partially side of tree, the tree will tend to fall in fallen tree. the direction of the notch. CUTTING A FALLEN TREE NOTE: If tree has large buttress roots, (BUCKING) remove them before making the notch. Bucking is the term used for cutting a NOTCH CUT AND FELUNG TREE fallen tree to the desired log size. • Make notch cut by cutting the top of WARNING: Do not stand on the log the notch first. Cut through 113of the being cut. Any portion can rollcausing diameter of the tree. Next complete loss of footing arid control. Do not stand the notch by cutting the bottom. See illustration. Once the notch is cut, re- downhill of the log being cut. IMPORTANT POINTS move the wedge of wood from tree. Finalcut here • Cut only one log at a time. Firstcut • Cut shattered wood very carefully; :, / sharp pieces of wood could be flung toward operator. _! ;--- ..... • Use a sawhorse to cut small togs. Notch Never allow another person to hold the log white cutting and never hold 7 the log with your leg or foot. • Do not cut in an area where logs, limbs, and roots are tangled. Drag logs into a clear area before cuttingthem. • After removingthe wood, make the BUCKING TECHNIQUES fellingcuton the oppositesideof the WARNING: If saw becomes pinched notch.Thisis doneby making a cut abouttwo inches higherthan the cen* or hung in a log, don_ttry to force it out. You can Josecontrol of the saw result* ter ofthe notch.This willleave enoughuncutwoodbetween thefell- ing in injury and/or damage to the saw, ingcutand the notch to form a hinge. Stop the saw, drive a wedge of plastic , orwoodintothecutuntilthesawcanbe Usinga log removed easily. Restart sawandcarefullyfor support reenter the cut. Do not use a metal 2ndCut wedge. Do not attempt to restartyour saw when it is pinched or hung in a fog, 1stCut Usea wedgeto removepinchedsaw 1= Cut Turnsaw OFF enduse a plasticor woodenwedgeto forcecutopen. Overcutting begins on the top side of the togwith the bottom of the saw against the fog, When overeutting use light downward pressure. Overcuttlng Undemuttlng Undercutting involves cutting on the underside of the log with top of saw against the log. When undercutting use light upward pressure. Hold saw firmly and maintain control. The saw will tend to push back toward you. WARNING: Never turn saw upside down to undercut, The saw cannot be controlled in this position, 2ndCut BUCKING USING A LOG OR SUPPORT STAND , Remember your first cut is always on the compression side of the log. (Refer to the i!lustrationbelow for your first and second cut). • Your first cut should extend 1/3 of the diameter of the log. • Finish with your second cut. Usinga_ ndCut stCut Atways make your first cut on the compression side of the log. __Rr=st cut on com,p_resston side of fog Second cut P3ts_ cut on compression side of log BUCKING WITHOUT A SUPPORT Overcut through 1/3 of the diameter of the log. • Roll the log over and finish with a second overcut. • Watch for logs with a compresion side. See illustration above for cutting logs with a compression side. UMBING AND PRUNING WARNING: Never climbintoa treeto limbor prune.Do notstandon ladders, platforms,a log,orin any position whichcancauseyou to loseyourbalance or controlofthe saw. IMPORTANTPOINTS • Watchout for springpoles. Spdngpolesare smallsize limbs whichcan whiptowardyou,or pull you off balance.Use extremecaution whencuttingsmallsize limbs. ° Be atert for spdngback.Watch outfor branchesthatare bentor underpressure.Avoidbeingstruckby the branchor the saw when the tensionin the woodfibers is released. ° Frequentlyclearbranchesout of the way to avoid trippingoverthem. 10 LIMBING • Limb a tree only after it is cut down. * Leave the larger limbs underneath the felled tree to support the tree as you work. • Start at the base of the feUed tree and work toward the top, cutting branches and limbs. Remove smaZllimbs with branches are higherthan your shouldef. Get a professional to do the job. • Make your first cut 1/3 of the way through the bottom of the limb. • Next make a second cut all the way through the limb, • Finish the pruning operation by using an overcut so that the stump of the limb protrudes1 to 2 inchesfrom the trunkofthe tree. one cut. • Keep the treebetweenyou and the chain. • Removelarger,supportingbranches with the 1/3,2/3cuttingtechniquesdescribed in the buckingsection. • Alwaysuse an overcutto cut small and freely hanginglimbs.Undercuttingcouldcauselimbstofall and pinchthe saw. PRUNING WARNING: Limitpruningto limbs shoulderheightor below.Do not cut if "_ Firstcut \_'_'_...J 1/3 of way )V_,,,,\ _mdr_Utrtt Intk°o2 itrnee CUSTOMER RESPONSIBILITIES Fill in datesas you complete regular service Before After Eve_ Every Yearly Use Use 5 hrs._25 hrs Service Dates Check for damaged/worn parts CheCkfor loose fasteners/parts _, Check chaintension ti Check chainsharpness ii Check guidebar Clean unit& labels p,, Cleanair filter Clean/inspectsparkarrestor screen& inspectmuffler Replace spark plug lI ... GENERAL RECOMMENDATIONS The warrantyon this unitdoes not cover itemsthat havebeen subjectedto operatorabuse or negligence.To receivefull valuefrom thewarranty,the operatormustmaintainunitas instructed in thismanual.Vadousadjustments wilt need to be madeperiodicallyto propedymaintain yourunit. • Once a year, replace the spark plug, air filter element,and check guide bar and chainfor wear.A new sparkplug and air filter element assures proper air-fuel mixture and helps your engine runbetter and lastlonger. WARNING: Disconnectthe sparkplug beforeperformingmaintenanceexcept for carburetoradjustments. LUBRICATION I Sproc=Barket 2 BarOil • Fi,Cap"El_'_ 1 Use_ 2 UseCraftsman chainsawbaroil CHECK FOR DAMAGED OR WORN PARTS Replacement of damaged/worn parts "shouldbe referred to your Sears Service Center. NOTE: It is normal for a sma}l amount of oil to appear under the'_sawafter engine stops. Do not confuse th_swith a leaking oil tank. • On/Stop Swifch - Ensure On/Stop switch functions propedy by moving the switch to the "Stop"position. Make sure engine stops; then restart engine and continue. • Fuel Tank- Do not use saw if fuel tank shows signs of damage or leaks. • Oil Tank- Do not use saw if oil tank shows signs of damage or leaks. CHECK FOR LOOSE FASTENERS AND PARTS " • Bar Clamp Nut • Chain • Muffler • Cylinder Shield ° Air Filter • Clutch Drum/Sprocket • Handle Screws • Vibration Mounts • Starter Housing • Handguard CHECK CHAIN TENSION • Use the screwdriver end of the bar tool to move chain around guide bar to ensure kinks do not exist. The chain should rotate freely. Bar Clamp Nuts • Loosen bar clamp nuts until they are linger tight against the bar damp. • Turn adjusting screw clockwise until chain barely touches the bottom of guide bar. _" Ad}u.ng / AdjustingScrew- 1/4 Turn * Lift up tip of guide bar to check for sag. Release tip of guide bar, then turn adjusting screw 1/4 turn clockwise. Repeat until sag does not exist. * While lifting tip of guide bar, tighten bar clam_ nuts with the bar tool. Torque to 10-15 ft.lbs. clamp _ _'_ Nuts • Use the screwdriver end of the bar tool to move chain around guide bar. ° If chain does not rotate, it is too tight. S_ighttyloosen bar clamp nuts and turn adjusting screw 1/4 rum counterclockwise. Retighten bar clamp nuts. ° If chain is too loose, it will sag below the guide bar. DO NOT operate the saw if the chain is loose. CHECK CHAIN SHARPNESS A sharp chain makes wood chips. A dull chain makes a sawdust powder and cuts slowly. CHAIN SHARPENING Chain sharpening requires special tools. You can purchase sharpening tools at Sears or go to a professional chain sharpener. CHECK GUIDE BAR .... • _ Conditions Which require guide bar maintenance: ° Saw cuts to one side or at an angle. * Saw has to be forced through the cut. , Inadequate supply of oil to barlchain. Check the condition of guide bar each time chain is sharpened. A worn guide bar will damage the chain and make cutting difficult. To maintain guide bar: * Move On/Stop switch to =Stop." • Remove bar and chain from saw. , Clean all sawdust and any other debris from the guide bar groove and sprocket hole after each use. Remove SawdustFrom iJ _,_, GuideBarGr__ V • Using bar tool, tell chain around guide bar to ensure all linksare in bar groove. 12 SprocketHole • Addlubricant to sprocket holeafter each use. • Burdng of guide bar railsis a normal process of rail wear. Remove these burrs w_h a fiat file. • When rail top is uneven, use a flat file to restore square edgesand sides. INSPECT MUFFLER AND SPARK ARRESTOR SCREEN As the unitis used,carbondeposits buitdupon the mufflerand spark arrestorscreen,and mustbe removed to avoid creatinga fire hazardor affectingengineperformance. Replacethesparkarrestor screenif breaksoccur. File sides Edges Square and Worn Groove Correct Groove MufflerDiffuser Spaxk Arrestor Replace guide bar when the groove is wom, the guide bar is bent or cracked, or when excess heating or burringof Muffler the railsoccurs, if replacementis necCover essary,use onlythe guidebar specified for yoursaw inthe repairpads list or on the decal located on thechainsaw. CLEAN UNIT & LABELS • Clean the unitusinga dampclothwith Body MulflerCover a milddetergent. • Wipe offunitwitha clean dry cloth. CLEAN AIR RLTER A dirty air filterdecreases the life and CLEANING THE SPARK performance ofthe engine and increasesfuel consumption and harmfu ARRESTOR SCREEN Cleaningis requiredevery25 hoursof emissions.Alwayscleanyoursir filter operationor annually,..whichever_comes after 15 tanksof fuel or 5 hoursof opfirst. •:": _ : i !_" eration,whichevercomesfirst.Clean • Loosenand remove the 2 mufflercovmore frequently in dustyconditions.A er screws, used air filter cannever be completely cleaned, it is advisable to replaceyour • Removethe mufflercover (cover snapsoffmufflerbody). air filter with a newone afterevery50 hoursofoperation,or annually,which- • Remove mufflerdiffuserand spark evercomesfirst. To cleanfilter:. arrestorscreenassembly.Noticethe orientationof thesepartsfor reassem• Loosen3 screwson cylinder cover. bling. • Removecylindercover. - Remove air filter, • Clean thesparkarrestor screenwitha wire brush.Replacescreenif breaks • Cleanthe air filter usinghot soapy are found. water, Rinsewithcleancoolwater, Air dry completelybefore reinstalling. • Replaceany brokenor crackedmuffler parts. • Lightlyoil air fitter beforeinstalling to improve the efficiencyof air filter. Use • Reinstalldiffuserand sparkarrestor screen assemblywithroundholes 2-cycle engineoi! or motoroil (SAE 30). Squeezeexcess oil'from _iter. facing up. • Reinstallmufflercoverand 2 screws • Reinstall air filter. (7-8 ft-lbs), • Reinstallcylinder coverand 8 screws (15-20 in-lbs.). REPLACE SPARK PLUG Cylinder Cover AirFitter Screws The sparkplugshouldbe replaced ,% f eachyear to ensurethe enginestarts easier and runsbetter, gnitiont ruing is fixed and nonadjustable. Cylinder • Loosen3 screwson cylindercover. Cover ° Removethe cylindercover, • Pulloffthe sparkplugboot. ... • Removespark plugfromcylinder and discard. / • Replace with Champion CJ7Y spark plug and tighten with a 3/4 inch socket wrench (10-12 Spark plug gap should be .025 ff-ibs). in. • Reinstall the spark plug boot. * Reinstall the cylinder cover and 3 screws (15-20 in-tbs). - CHAIN REPLACEMENT Cylinder Cover PlugBoot Spark Rug Cutters CAUTION: Wear protective groves when handling chain. The chain is sharp and can cut you even when it is not moving, It is normalfor a new chain to stretch during the first 15 minutes of operation.You shouldrecheckyour chain tension frequently and adjustthe chain tension as required.See Chain Tension section. • Move On/Stop switch to the Stop position. • Replace the old chain when it becomes worn or damaged. • Use only the Low-Kicl_ack replacement chain specified in the repair parts list. The correct replacement bar and chain is also specified on a decal located on the chain saw. • See your Sears Service Center to replace and sharpen individual cutters on your chain. • Remove bar clamp nuts. • Remove bar clamp. ° Remove the old chain. DepthGauge DriveLinks • Place chain over and behind clutch. * Fit bottom of drive links between teeth in sprocket nose. ° Fit chain drive links into bar groove. • Pull guide bar forward until chain is • snug in guide bar groove. Now, install bar clamp making sure the adjusting pin is positioned in the lower ho_ein the guide bar. Lower Hole Adjusting Pin Guide Bar • Install bar clamp nuts and finger tighten only. Do not tighten any further at this point, Bar Clamp Nuts •Tum adjustingscrewby handcountemleckwise untiladjustingpinjust touchesthe stop. • Slideguidebar behindclutchdrum untilguidebar stopsagainstclutch drumsprocket. • Carefullyremovenew chainfrom package.Holdchainwith the ddve links as shown. CHAIN ADJUSTMENT See "ChainTension"in Maintenance section. 14 CLEAN FUEL FILTER To clean fuel filter, drain your unit by running dry of fuel, remove fuel cap/retainer assembly from tank. Pull filter from tank and remove from line. Clean with mild detergent and rinse. Dry thoroughly, reassemble. CARBURETOR ADJUSTMENT WARNING: The chain will be moving during most of this procedure. Wear your protective equipment and observe all safety precautions. During the low speed mixture adjustment recheck idle speed after each turn of the screw. The chain must not move at idle speed. Carburetor adjustment is critical and if done improperly can permanently damage the engine as well as the carburetor. If you require further assistance or are unsure about performing this procedure, call our customer assistance help line at t-800-235-5878. Old fuel, a dirty air filter, dirty fuel filter, or flooding may give the impression of an improperly adjusted carburetor. Check these conditions before adjusting the carburetor. The carburetor has been carefully set at the factory. Adjustments may be necessary if you notice any of the following conditions: • Chain moves at idle. See "Idle Speed" under adjusting procedure. • Saw will not idle. See "Idle Speed" and =Low Speed Mixture"under adjusting procedure. • Engine dies or hesitates when it should accelerate. See =Acceleration Check" under adjusting procedure. • Loss of cutting power. See "High Speed Mixture H" under adjusting procedure. There are three adjustment screws on the carburetor. They are labeled H, L, and 1".They are IQcated in the'area just above the primer bulb. CARBURETOR PRESET_ When making adjustments, do not force the plastic limitor caps beyond the stops or damage will occur. if carburetor presets are not needed, proceed to "ldte Speed-T." • "rum both mixture screws counterclockwise until they stop. • Turn the idle speed screw clockwise until it stops. Now turn counterclockwise 4-I/2 full turns. Start motor, let it run for 3 minutes, and proceed to the adjustment section. If engine does not start, refer to treubleshooting chart or call 1-800-235-5878. If engine performance is acceptable at the preset positions and there is no chain movement at idle, no further adjustment is necessary. ADJUSTING PROCEDURE Idle Speed-T Allow engine to idle. Adjust speed until engine runswithout chain movement or stalling. , • Turn clockwise to increase engine speed if engine stalls or dies. • Turn counterclockwise to decrease speed. No further adjustments are necessary if chain does not move at idle speed and if performance is satisfactory. Low Speed Mixture-L Allow engine to idle. Then accelerate the engine and note performance. If engine hesitates, bogs down, or smokes during acceleration, turn mixture screw clockwise in lt16-tum increments until performance is satisfactory. Repeat this procedure as necessary for proper adjustment. After completing adjustments, check for acceleration and chain movement at idle. Reset if necessary. High Speed Mixture-H DO NOT operate engine at full throttle for prolonged ped0ds while making adjustments. Damage to the engine can occur. Make a test cut, Based on performance of the saw while cutting, adjust the high Speed mixture setting in 1/16-turn increments as follows: • Clockwise untilsaw has good power in the cut with no hesitation.Do not adjust by soundor speed,but judgeby how we_lthe saw performs in the cut. • Counterclockwise if the saw has speed, but dies in the cut or lacks power in the cut. After completing adjustments, check for acceleration and chain movement at idle. Reset if necessary. Acceleration Check if the engine d_esor hesitates instead of accelerating, turn the low speed mixture adjustment counterclockwiseuntil you have smooth accelerationwith no chain movement at idle. Recheck and adjust as necessary for acceptable performance. Prepare yourunit for storage at the end tive in minimizing the formation of fuel of the season or if it will not be used for gum deposits during storage. Add stabi30 days or more. lizer to the gasoline in the fuel tank or fuel storage container. Follow the mix WARNING: instructionsfound on stabilizer contain• Allow the engine to cool, and secure the unit before stodng or transporting. era. Run engine at least 5 minutes after adding sta_,ilizer. • Store chain saw and fuel in a well CRAFTSMAN 40:1, 2-cycte engine oil ventilated area where fuel vapors cannot reach sparks or open flames (air cooled) ls especially blended with from water heaters, electric motors or fuel stabilizer. If you do not use this Sears oil, you can add a fuel stabilizer switches, fumeces, etc. to your fuel tank. * Store chain saw with all guards in place and position chain saw so that ENGINE any sharp object cannot accidentally • Remove spark plug and pour 1 tea. cause injury. spoon of 40:1, 2-cycle engine oil (air . Store chain saw well out of the reach cooled) through the spark plug openof children. ing. Slowly pull the starter rope 8 to t0 times to distdbute oil. EXTERNAL SURFACES • Replace spark plug with new one of If your chain saw is to be stored for a recommended type and heat range. period of time, clean it thoroughly be* • Clean air filter. fore storage. Store in a clean dry area. • Check entire unit for loose screws, • Lightlyoil external metal surfaces and nuts, and bolts. Replace any damguide bar. aged, broken, or worn parts. • Oil the chain and wrap it in heavy pa° At the beginning of the next season, per or cloth. use only fresh fuel having the proper gasoline to oil ratio. FUEL SYSTEM Under FuelingEngineinthe Operating OTHER Sectionofthis manual,see message • Do not store gasoline from one season to another. labeledIMPORTANT regardingthe use of gasoholin yourchainsaw. • Replace your gasoline can if it starts to rust. Fuelstabilizer is an acceptablealtema- 16 TROUBLESHOOTING CHART TROUBI.E CAUSE REMEDY Engine wiUnot start or wiltrun only a few seconds after starting. • Ignition switch off. Engine flooded. : Fuel tank empty. • Spark plug net firing. • Fuel not reaching carburetor. ° Move Ignition switch to ON. • See "Starling Instructions." • Fill tank with correct fuel mixture. • Carburetor requires adjustment. • None of the above. !Enginewitlnot • Idle speed set too high or too low. idlepropedy. • Low Speed Mixture requires adjustment. • Crankshaft seals worn. Compression low. ° None of the above. Engine will not accelerate, lacks power, or dies under a load. o Air filter dirty. • Spark plug fouled. • Carburetor requires adjustment. • Exhaust ports or muffler outlets plugged. • Compression low. • None of the above. Engine smokes ° Chokepartially on. • Fuel mixture incorrect, excessively. : Air filter dirty. High Speed Mixture requiresadjustment. ° Crankcaseleak, Enoine runs hot. • Fuel mixtureincorrect. • Spark plug incorrect, • High Speed Mixture set too lean, • Exhaustportsor muffler outletsplugged. • Carbonbuild-upon mufflerodtletscreen, • Fan housing/cy{inder fins dirty,t • None ofthe above. Oil inadequate • Oil tank empty. for bar and • Oit pump or oil filter chain clogged. lubrication. • Guide bar oil hole blocked, i : Install new spark plug. Check for dirty fuel filter;, replace. Check for kinked or split fuel line; repair or replace. iI • See =Carburetor Adjustments." • Contact SearsService. • See "CarburetorAdjustments." • See =CarburetorAdjustments," • • • • • Contact Sears Service. Contact Sears Service. Contact Sears Service. Clean or replace air filter. Clean or replace plug and regap. • See "Carburetor Adjustments." • Contact Sears Service. • Contact Sears Serv_e. • Contact Sears Service. ° Adjust choke, • Empty fuel tank and refill with correct fuel mixture. • Clean or replace air filter. • See "Carburetor AdjustmentS," • Contact Sears Service. • See "Fueling Your Unit." • Replace with correct plug. • See "Carburetor Adjustments," • Contact Sears Service. • Clean sparkarrestorscreen. • Clean area. • ContactSearsService. FiBoiltank. ContactSears Service. • Remove bar and clean. TROUBLE SHOOTING CHART-Continued TROUBLE CAUSE REMEDY Chain moves at idte speed. • Idle speed requires adjustment. • Clutch requires repair. • See "Carbureto/Adjustments." Chain does • tight. Chain tension too not move when engine • Carburetor requires is accelerated. adjustment. , Guide bar rails pinched. • Clutch slipping. • Contact Sears Service. • See "Chain Tension." • Soot"Carburetor Adjustments." • Rep&ir or replace. • Contact Sears Service. Chain clatters • Chain tension incorrect. or cutsroughly. • Cutters damaged. • Chain worn. • Cutters dull, impropedy sharpened, or depth gauges too high. • Sprocket worn. • Chain installed backwards. • • • • See "Chain Tension." Contact Sears Service. Resharpen or replace chain. See =Sharpening Chain." • Contact Sears Service. • Install chain in right direction. • Chain cutter topsnot Chain stops within the cut. j filed fiat. • Guide bar burred or bent; roils uneven. • Clutch slipping • See "Sharpening Chain." Chain cuts at an angle. • See "Sharpe'ni'ng Chain." ° Repair or replace guide bar. • Contact Sears Service. ;""Cutters damaged on one side, ° Chain dull on one side, • Guide bar bent or worn. • See =Sharpening Chain." • Replace guide bar. Ifsituations occurwhichare not coveredinthis manual, usecare and good judgement.If you need assistance,contactSears Serviceor theCUSTOMER ASSISTANCE HELPLINE at 1-800-235-5878. 18
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