TROUBLESHOOTING
TABLE
,_
WARNING:
Always stop unit and disconnect
from tile power source be-
fore performing
all of the recommended
remedies below except
remedies
that require unit to be operating.
TROUBLE
CAUSE
Chain does
1. Chain tension
incorrect.
not move
when trigger
2. Guide bar rails pinched.
switch is
3. Trigger switch failure.
engaged.
4. Circuit breaker tripped/
fuse failure.
1. Chain tension
incorrect.
Chain clat-
ters or cuts
roughly.
Chain stops
during cut.
Oil inade-
quate for bar
and chain
lubrication.
Chain cuts
at an angle.
2. Cutters damaged.
3. Chain worn.
4. Cutters dull, improperly
sharpened,
or depth
gauges too high.
5. Sprocket
worn.
1. Chain cutter tops not
filed flat.
2. Guide bar burred or
bent; rails uneven.
1. Oil tank empty.
2. Oil outlet clogged.
3. Guide bar oil hole
blocked.
1. Cutters damaged
on
one side.
2. Chain dull on one side.
3. Guide bar bent or worn.
REMEDY
1. See "Check Chain Tension" in
Maintenance
section.
2. Repair or replace.
3. Contact Sears Service.
4. Reset circuit breaker or replace
fuse.
1. See "Check Chain Tension" in
Maintenance
Section.
2. Contact Sears Service.
3. Resharpen
or replace chain.
4. See "Chain Sharpening"
in
Service and Adjustments
section.
5. Contact Sears Service.
1. See "Chain Sharpening"
in
Service and Adjustments
section.
2. Repair or replace guide bar.
1. Fill oil tank.
2. Contact Sears Service.
3. Remove bar and clean.
1. See "Chain Sharpening"
in
Service and Adjustments
section.
2. See "Chain Sharpening"
in
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 Sears Service or the CUSTOMER
ASSISTANCE HELPLINE at 1-800-235-5878.
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