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TROUBLE SHOOTING CHART - Continued
TROUBLE CAUSE REMEDY
Engine runs • Fuel mixture incorrect. • See "Fueling Your Unit.,
hot. • Spark plug incorrect. • Replace with correct plug;
• High Speed Mixture • See "Carburetor Adjustments."
set too lean.
• Exhaust ports or muf- • Contact Sears Service.
tier outlets plugged.
• Carbon build-up on • Clean spark arrestor screen.
muffler outlet screen.
• Fan housing/cylinder • Clean area.
fins dirty.
• None ofthe above. • Contact Sears Service.
Oil inadequate • Oil tank empty. • Filloil tank.
for bar and • Oil pump or oil filter ° Contact Sears Service.
chain clogged.
lubrication, • Guide bar oil hole • Remove bar and clean.
blocked.
Chain moves * Idle speed requires
at idle speed, adjustment.
• Clutch requires repair.
Chain does • Chain tension too
not move tight.
when engine • Carburetor requires
adjustment.
is accelerated. I, Guide bar rails
pinched.
• Clutch slipping.
Chain clatters • Chain tension incorrect.
or cuts roughly. • Cutters damaged.
• Chain worn.
• Cutters dull, improperly
sharpened, or depth
gauges too high.
° Sprocket worn. - Contact Sears Service.
° Chain installed - Install chain in rightdirection.
backwards.
Chain stops • Chain cutter tops not • See "Sharpening Chain."
within the cut. filed flat.
• Guide bar burred or • Repair or replace guide bar.
bent; rails uneven.
• Clutch slipping • Contact Sears Service.
Chain cuts at ° Cutters damaged on • See =Sharpening Chain._
an angle, one side.
° Chain dull on one side. - See "Sharpening Chain."
• Guide bar bent or worn. • Replace guide bar.
If situations occur which are not covered in this manual, use care and good
judgement. If you need assistance, contact Sears Service or the CUSTOMER
ASSISTANCE HELPLINE at 1-800-235-5878.
° See =Carburetor Adjustments."
• Contact Sears Service.
• See "Chain Tension."
- See "Carburetor Adjustments."
* Repair or replace.
. Contact Sears Service.
• See "Chain Tension."
• Contact Sears Service.
• Resharpen or replace chain.
• See "Sharpening Chain."
18
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