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TROUBLE SHOOTING CHART- Continued
TROURL
Engineruns
hot.
Oil inadequate
for bar and
chain
lubrication.
ii i iiii iiii
Chainmoves
at Idlespeed.
Chaindoes
notmove
when engine
is accelerated.
,11
Chainclatters
' orcutsroughly.
Chainstops
withinthecut,
Chaincutsat
anangle.
CAUSE
• Fuel mixtureincorrect.
• Sparkplugincorrect.
• High SpeedMlxture
settoo lean.
, Exhaustportsormuf-
fleroutlets plugged.
• Carbonbuild-upon
muffleroutletscreen.
• Fanhcusing/cylinder
fins dirty.
• Noneof the above.
Oil tank empty.
: Oil pumporoilfilter
clogged.
• Guidebaroilhole
blocked.
!• Idlespeedrequires
adjustment.
• Clutchrequiresrepair.
• Chaintensiontoo
tight.
• Carburetorrequires
adjustment.
• Guidebarrails
pinched.
• Clutchslipping......................
• Chaintensionincorrect.
• Cuttersdamaged.
° (,_hainworn.
• Cuttersdull, improperly
sharpened,ordepth
gaugestoohigh.
• Sprocketworn.
• Chaininstalled
backwards.
• Chaincuttertopsnot
filed fiat.
• Guidebar burredor
bent; railsuneven.
, Clutch slipping
, i i
•. Cuttersdamagedon
J. oneside.
Chaindullononeside.
• Guidebarbentorworn.
REMEDY
• See=FuelingYourUnit."
• Replacewithcorrectplug.
• See =CarburetorAdjustments
• ContactSearsService,
• Cleansparkarrestorscreen,
• Cleanarea,
• ContactSears Service,
ii i
• FlUoiltank.
• ContactSearsService.
° Removebar andclean.
° See =CarburetorAdjustments,
• ContactSearsService.
• See =ChainTension."
• See=CarburetorAdjustments.
• Repa]rorreplace.
• ContactSearsService.
• See =ChainTension."
° ContactSearsService.
° Resharpenorreplacechain.
• See =SharpeningChain."
Contact_ears Service.
*, installc_b]nindghtdirecfion_
* See "SharpeningChain."
° Repairor replaceguidebar.
, ContactSearsService.
. See =SharpeningChain."
, See "SharpeningChain."
Replaceguidebar. .........
Ifsituationsoccurwhichare notcoveredinthismanual,usecareand good
judgement.Ifyouneedassistance,contactSearsService ortheCUSTOMER
ASSISTANCE HELPLINEat 1-800-235-5878.
18
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