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turnadjusting screw 1/4 turn counter-
clockwise. ReUghten barclamp nuts.
• Ifchain is too loose, it willsag below
the guide bar. DO NOT operate the
saw if the chain isloose.
Fi(eEdgesand _,_
sidesSquare
WornGroove CorrectGroove
Replacetheguidebarwhenthegroove
isworn,theguidebarisbentor
cracked,orwhenexcessheatingor
burringoftherailsoccurs,ifreplace-
mentisnecessary,useonlytheguide
barspecifiedforyoursawintherepair
partslist,alsospecifiedonthereplace-
mentbar andchaindecallocatedon
thechainsaw.
CHECK CHAIN SHARPNESS
A sharpchainmakeswoodchips.A
dullchainmakes asawdustpowder
and cutsslowly.
CHAINSHARPENING
Chainsharpeningrequiresspecial
tools.Youcan pumhasesharpening
toolsat Searsorgotoa professional
chainsharpener.
CHECK GUIDE BAR
Conditionswhichrequireguidebar
maintenance:
• Sawcutstoone sideorat an angle.
• Sawhastobeforcedthroughthecut.
Inadequatesupplyofoiltothebar
andchain.
Checktheconditionoftheguidebar
eachtimethechainissharpened. A
wornguidebarwilldamagethechain
andmakecutting difficult.Tomaintain
CLEAN UNIT & LABELS
, Cleantheunitusinga dampclothwith
a milddetergent.
• Wipeofftheunitwitha cleandry
cloth.
CLEAN AIR FILTER
A dirtyair filterdecreasesthelifeand
performanceoftheengineand in-
creasesfuelconsumptionandharmful
emissions.Alwayscleanyourairfilter
after15tanksoffuel or 5 hoursofop-
eration,whichevercomesfirst. Clean
morefrequently industyconditions.A
usedairfiltercanneverbecompletely
cleaned,Itisadvisabletoreplaceyour
airfilterwitha newoneafterevery50
hoursofoperation,orannually,which-
evercomesfirst. Tocleanfilter;
• Loosen3 screwsoncylindercover.
Removecylindercover.
• Removeair filter.
guidebar: o Cleantheairfilterusinghotsoapy
, MoveOn/Stopswitch to_Stop." water.Rinsewithcleancoolwater.
* Removebarand chainfromsaw. : • Airdrycompletelybeforereinstalling.
* Cleanall sawdustandany other Lightlyoilair filterbeforeinstalling.
debrisfrom theguidebargrooveand Use2-cycleengineoilor motoroil
sprocket holeaftereachuse. (SAE30). Squeezeexcessoilfrom
filter.Thiswillimprovetheefficiencyof
RemoveSawdustFromGutde theairfilter.
BarGroove ° Reinstallairfilter.
Reinstallcylindercoverand 3 screws
(15-20in-lbs.).
SprocketHole
iOylfndsr
Cover
Screws
° Addlubricanttosprocketholeafter
eachusa.
* Burringofguidebar railsisa normal
processof railwear.Removethese
burrswitha flat file.
• Whenrailtopisuneven,usea flatfile
torestoresquareedgesand sides.
-f.q
Cylinder
Cover
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