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TROUBLESHOOTING CHART
CAUSETROUBI.E
Engine wiUnot
start or wiltrun
only a few
seconds after
starting.
!Enginewitlnot
idlepropedy.
Engine willnot
accelerate,
lacks power,
or dies under
a load.
Engine smokes
excessively.
Enoineruns
hot.
Oil inadequate
for barand
chain
lubrication.
• Ignition switch off.
Engine flooded.
: Fuel tank empty.
• Spark plug net firing.
• Fuel not reaching
carburetor.
• Carburetor requires
adjustment.
• None of the above.
• Idle speed set too high
or too low.
• Low Speed Mixture
requires adjustment.
• Crankshaft seals worn.
Compression low.
° None of the above.
oAir filter dirty.
• Spark plug fouled.
• Carburetor requires
adjustment.
• Exhaust ports or muf-
fler outlets plugged.
• Compression low.
• None of the above.
° Chokepartially on.
• Fuel mixture incorrect,
: Air filter dirty.
HighSpeedMixture
requiresadjustment.
° Crankcaseleak,
• Fuelmixtureincorrect.
• Sparkplugincorrect,
• HighSpeed Mixture
settoolean,
• Exhaustportsor muf-
fleroutletsplugged.
• Carbonbuild-upon
mufflerodtletscreen,
• Fan housing/cy{inder
fins dirty,t
• Noneofthe above.
• Oil tank empty.
• Oit pump or oil filter
clogged.
• Guide bar oil hole •
blocked,
REMEDY
° Move Ignition switch to ON.
• See "Starling Instructions."
• Fill tank with correct fuel mixture.
i: Install new spark plug.
Check for dirty fuel filter;, replace.
Check for kinked or split fuel line;
repair or replace.
i• See =Carburetor Adjustments."
I
• ContactSearsService.
• 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 withcorrect plug.
• See "Carburetor Adjustments,"
• Contact Sears Service.
• Cleansparkarrestorscreen.
• Clean area.
• ContactSearsService.
FiBoiltank.
ContactSearsService.
Removebarand clean.
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