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ESPAÑOL FRANÇAIS
ENGLISH
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1--800--554--6723
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www.mccullochpower.com
Instruction Manual
Manual de Instrucciones
Manuel d’Instructions
ForOccasionalUseOnly
WARNING:
ReadandfollowallSafetyRulesandOperatingInstructionsbefore
using this product. Failure to do so ca
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IDENTIFICATIONOFSYMBOLS WARNING! This chain saw Read andunderstand the instruction manual before can be dangerous! Careless or using the chainsaw. improper use can cause serious or even fatal injury. Measured maximumkick- XX_ Always wear appropriate back valuewithout chain ear protection, eyeprotec- brakefor the bar and chain tionandhead protection. combinationon thelabel. Always usetwohands when operatingthechain saw. WARNING! Contactingtheguide bar tip withany ob- ject shouldbe avoided; tip co
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MAINTAIN YOUR SAW IN GOOD Safety Hat Hearing WORKINGORDER Protection Eye S Haveallchainsawserviceperformedbya Protection qualifiedservicedealerwiththeexception oftheitemslistedinthemaintenancesec- Snug Fitting Heavy Duty Clothing tionofthismanual. Forexample,ifimprop- Gloves ertoolsareusedtoremoveorholdthefly- wheelwhenservicingtheclutch,structural damage to the flywheel can occur and causetheflywheel to burst. S Make certainthe sawchain stopsmoving Safety Chaps when the throttle trigger is rele
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S Pinch-Kickback can occur when the the S Beginandcontinuecuttingatfullspeed. If the chain is moving at a slower speed, wood closes in and pinches the moving thereisgreaterchanceofkickbackoccur- saw chain in the cut along the top of the ring. guide bar and the saw chain is suddenly S Cut onelog at atime. stopped. This sudden stopping of the S Use extreme caution when re-entering a chain results in a reversal of the chain previous cut. force used to cut wood and causes the S Donotattempt cutsstar
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KICKBACKSAFETYFEATURES CHAINBRAKEANDCKAANGLE S ChainBrake,designedtostopthechainin WARNING: The followingfeatures the event of kickback. areincludedonyoursawtohelp reducethe hazardof kickback;however, suchfeatures WARNING: WE DO NOT REP- will not totally eliminate this danger. As a RESENT AND YOU SHOULD NOT AS- chainsawuser,donotrelyonlyonsafetyde- SUME THAT THE CHAIN BRAKE WILL vices. You must follow all safety precau- PROTECTYOUINTHEEVENTOFAKICK- tions, instructions, and maintenance in this BA
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Computedkickbackangle(CKA) Table BAR P/N Length CHAIN P/N CKAwithoutchain brake MODEL MC4218AV 530044693 18 ″ 530051478 33_ NOTE: Ifthissawistobeusedforcom- SPECIALNOTICE:Yoursaw is equipped mercial logging, a chain brake is required with a temperature limiting muffler and spark and shall not be removed or otherwise dis- arresting screen which meets the abledtocomplywithFederalOSHARegula- requirements of California Codes 4442 and tions for Commercial Logging. 4443. All U.S. forest land and the s
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Inside view of clutch cover Clutch Cover Adjustment locatedon clutchcover 4. Turntheadjustingscrewbyhandcoun- terclockwise until the adjusting pin just touches thestop. This should allow the pin to benear thecorrect position. AdjustingPin Lower 5. Slide guide bar on bar bolts until guide Hole barstopsagainstclutchdrumsprocket. Guide Bar 12. Install bar nuts and finger tighten only. Once the chain is tensioned, you will need totighten bar nuts. CHAINTENSION (Includingunits withchain alreadyinstal
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4. Lift up tip of guide bar to check for sag. 7. If chain does not rotate, it is too tight. Release tip of guide bar, then turn ad- Slightly loosen bar nuts and loosen 1 justingscrew / turnclockwise. Repeat chain by turning the adjusting screw. 4 untilsag does not exist. Retighten bar nuts. 1 8. Ifchainistooloose,itwillsagbelowthe AdjustingScrew -- / Turn 4 guide bar. DO NOT operate the saw if thechain is loose. NOTE: The chain is tensioned correctly whentheweightofthechaindoesnotcauseit 5. Whil
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THROTTLE LOCK--OUT CHAINBRAKE The THROTTLE LOCK--OUT must be The chain brake is a device designed to stop pressed before you can squeeze the throttle thechainifkickbackoccurs. The chainbrake trigger. This feature prevents you from acci- activates automatically in the event of kick- back. Thechainbrakeactivatesmanuallyifthe dentally squeezing the trigger. fronthandguardis pushedforward.Thechain CHOKE/FAST IDLE LEVER brake is disengaged by pulling the front hand The choke and fast idle are set by
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To stop the engine move the ON/STOP 3. Pull choke/fast idle lever out to the full switch to the STOP position. extent (to the FULL CHOKE position). Tostarttheengineholdthesawfirmly onthe 4. Pullthestarterropesharply5timeswith ground as illustrated. Make sure the chain is your right hand. Then, proceed to the free to turn without contacting any object. next step. NOTE: Iftheenginesoundsasifitistrying Use only 15 ″ -- 18 ″ (40 -- 45cm) of to start before the 5th pull, stop pulling and ropeper pull
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S This saw is equipped with a chain brake. S Practicecuttingafewsmalllogsusingthe Thebrakeis designedtostopthe chain if followingtechniquestogetthe“feel”ofus- kickback occurs. ing your saw before you begin a major S The inertia--activated chain brake is sawing operation. activatedifthefronthandguardispushed S Squeezethethrottletriggerandallowthe forward, either manually (by hand) or enginetoreachfullspeedbeforecutting. automatically (by suddenmovement). S Begin cutting with the saw frame S If th
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NOTE: Before felling cut is complete, use Planaclearretreatpath wedges to open the cut if necessary to controlthedirectionoffall. Toavoidkickback and chain damage, use wood or plastic wedges, but never steel or iron wedges. Direction of Fall S Bealerttosigns thatthetreeisready tofall: cracking sounds, widening ofthe fellingcut, 45_ or movement in the upper branches. S Astreestartstofall,stopsaw,putitdown, andget away quickly onyour plannedre- treat path. FELLINGLARGETREES S DO NOT cut down a par
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st 1 Cut Overcutting Undercutting nd 2 Cut Undercuttinginvolvescuttingontheunder- Usingasupportstand nd sideofthelogwithtopofsawagainstthelog. 2 Cut When undercutting use light upward pres- sure. Holdsaw firmly and maintaincontrol. The saw will tend topushback towardyou. WARNING: Neverturnsawupside down to undercut. The saw cannot be con- st 1 Cut trolled inthis position. Always makeyour first cutonthecompres- st 1 Cut sionsideofthelog. Thecompressionsideof the log is where the pressure of the l
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S Remove larger, supporting branches with S Next make a 2nd cut all the way through the cutting techniques described in BUCK- thelimb. Thencutathirdovercutleavinga ING WITHOUT A SUPPORT. 1to2inch(2.5to5cm)collarfromthetruck S Alwaysuseanovercuttocutsmallandfree- of thetree. ly hanginglimbs. Undercutting couldcause limbs to fall and pinch the saw. PRUNING Second cut Third cut WARNING: Limit pruning to limbs shoulder height or below. Do not cut if branches arehigherthanyourshoulder.Geta profession
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CHECKGUIDEBAR CHECKCHAINBRAKE Conditions which require guide bar mainte- See CHAIN BRAKE in the OPERATION nance: section. S Saw cuts to one side or at anangle. CLEANAIRFILTER S Saw has to be forced through the cut. CAUTION:Donotcleanfilteringasolineor S Inadequate supply of oiltobar/chain. other flammable solvent to avoid creatinga Check the condition of guide bar each time firehazardorproducingharmfulevaporative chain is sharpened. A worn guide bar will emissions. damagethechainandmakecuttingdi
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CLEANING THE SPARK ARREST- WARNING: Wear protective gloves INGSCREEN when handling chain. The chain is sharp and Cleaning is required every 25 hours of op- can cut you even when it is not moving. eration or annually, whichever comes first. Conditions which indicate the need for chain 1. Loosenandremovethenutfromtheex- sharpening: haust outlet cover. 2. Remove theexhaust oulet cover. S Reductioninsizeof woodchips.Thesize 3. Removesparkarrestingscreen.Handle ofthewoodchipwilldecreaseasthechain scr
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S File chain to meet thespecifications Ifyou requirefurther assistanceor areunsure as shown. about performing this procedure, contact your authorized servicedealer orcall ourcustomer 80˚ 60˚ assistance help line at 1--800--554--6723. CARBURETORADJUSTMENT WARNING: Thechainwillbemoving 30˚ during most ofthis procedure.Wear yourpro- Hook Angle tective equipment and observe all safety pre- cautions. The chain must not move at idle 0.025inch speed. (0.65mm) Thecarburetorhasbeencarefullyset atthe fact
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FUELSYSTEM ENGINE Under FUELING ENGINE in the OPERA- S Remove spark plug and pour 1 teaspoon TION section of this manual, see message of 40:1, 2-cycle engine oil (air cooled) labeledIMPORTANT regarding the use of through the spark plug opening. Slowly gasohol inyour chainsaw. Fuelstabilizeris pullthestarterrope8to10timestodistrib- an acceptable alternative in minimizing the ute oil. formation of fuel gum deposits during stor- S Replace spark plug with new one of rec- age.Addstabilizertothegasoli
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LIMITEDWARRANTY McCulloch, a division of Husqvarna Con- McCulloch, adivisionof Husqvarna sumer Outdoor Products N.A., Inc., war- Consumer Outdoor Products N.A., Inc. rantstotheoriginalconsumerpurchaserthat 9335Harris Corners each new McCulloch brand gasoline chain Charlotte, NC 28269 saw is free from defects in material and 1--800--554--6723In Canada, contact: workmanshipandagreestorepairorreplace McCulloch under this warranty any defective gasoline 850Matheson Blvd. West chainsawasfollowsfromth
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ter as soon as a problem exists. Warranty re- CONSEQUENTIAL DAMAGES: McCul- pairs should be completed in a reasonable loch may beliable for damages toother en- amount of time, not to exceed 30days. Ifyou gine components causedby the failure of a haveanyquestionsregardingyourwarranty warrantedpartstillunderwarranty.WHATIS rightsandresponsibilities,youshouldcontact NOT COVERED: All failures caused by your nearest authorized service center, call abuse, neglect, or improper maintenance McCullochat1-
