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TROUBLESHOOTING
TABLE - Continued
TROUBLE
CAUSE
REMEDY
Oi_ inadequate
1. Oil tank empty.
1. Fill oil tank.
for bar and
2. Oil pump or oil filter
2. Contact Sears Service (see back cover).
chain
clogged.
lubrication.
3. Guide bar oil hole
3. Remove bar and clean.
blocked.
Chain moves at
1. Idle speed requires
1. See"CarburetorAdjustment"
in the
idle speed,
adjustment.
Service and Adjustments Section.
2. Clutch requires repair.
2. Contact Sears Service (see back cover).
Chain does not
1. Chain tension too
1. See"Check Chain Tension" in the
move when en-
tight.
Maintenance Section.
gine is acceler*
2. Carburetor requires
2. Contact Sears Service (see back cover).
ated.
adjustment.
3. Guide bar rails
3. Repair or replace.
pinched.
4. Clutch slipping.
4. Contact Sears Service (see back cover).
5. Chain brake engaged.
5. Disengage chain brake.
Chain clatters
1. Chain tension incorrect.
or cuts roughly.
Chain stops
within the cut.
Chain cuts at
an angle.
2. Cutters damaged.
3. Chain worn.
4. Cutters dull, improperly
sharpened, or depth
gauges too high.
5. Sprocket worn.
6. Chain installed
backwards.
1. Chain cutter tops not
filed flat.
2. Guide bar burred or
bent; rails uneven.
3. Clutch slipping.
1. Cutters damaged on
one side.
2. Chain dull on one side.
3. Guide bar bent or worn.
1. See "Check Chain Tension" in the
Maintenance Section.
2. Contact Sears Service (see back cover).
3. Resharpen or replace chain.
4. See "Chain Sharpening" in the
Service and Adjustments Section.
5. Contact Sears Service (see back cover).
5. Install chain in right direction.
1. See "Chain Sharpening" in the
Service and Adjustments Section.
2. Repair or replace guide bar.
3. Contact
Sears Service
(see back cover).
1. See "Chain Sharpening" in the
Service and Adjustments Section.
2. See "Chain Sharpening" in the
Service and Adjustments Section.
3. Replace guide bar.
If situations
occur which are not covered in this manual,
use care and good
judgement.
If you need assistance,
contact your Sears Service Centre.
21
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