Poulan 810EPT User Manual - Page 19

TROUBLESHOOTING, See Check Chain Tension

Page 19 highlights

TROUBLESHOOTING TABLE WARNING: Always stop unit and disconnect from the power source before per- forming all of the recommended remedies below except remedies that require unit to be operating. TROUBLE CAUSE REMEDY Chain does not move when trigger switch is engaged. 1. Chain tension incorrect. 2. Guide bar rails pinched. 3. Trigger switch failure. 4. Circuit breaker tripped/ fuse failure. 1. See "Check Chain Tension" in Maintenance section. 2. Repair or replace. 3. Contact an authorized service dealer. 4. Reset circuit breaker or replace fuse. Chain clatters or cuts roughly. 1. Chain tension incorrect. 2. Cutters damaged. 3. Chain worn. 4. Cutters dull, improperly sharpened, or depth gauges too high. 5. Sprocket worn. 1. See "Check Chain Tension" in Maintenance Section. 2. Contact an authorized service dealer. 3. Resharpen or replace chain. 4. See "Chain Sharpening" in Service and Adjustments section. 5. Contact an authorized service dealer. Chain stops during cut. 1. Chain cutter tops not filed flat. 2. Guide bar burred or bent; rails uneven. 1. See "Chain Sharpening" in Service and Adjustments section. 2. Repair or replace guide bar. Oil inadequate 1. Oil tank empty. for bar and 2. Oil outlet clogged. chain lubrica- tion. 3. Guide bar oil hole blocked. Chain cuts at 1. Cutters damaged on an angle. one side. 2. Chain dull on one side. Trimmer head stops under a load or does not turn when switch is pressed. 3. Guide bar bent or worn. 1. Crowding trimmer line against material being cut. 2. Electrical failure. 3. Thrown circuit breaker. 4. Debris stopping head. 1. Fill oil tank. 2. Contact an authorized service dealer. 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. 1. Allow tip of line to do the cutting. 2. Contact your authorized service dealer. 3. Check Breaker Box. 4. Remove debris. Line does not advance or breaks while cutting. 1. Line improperly routed in head. 2. Line improperly wound into spool. 3. Incorrect line size 4. Not enough line outside of head. 5. Dirt buildup on unit. 1. Check line routing. 2. Rewind line tightly and evenly. 3. Use only 0.080 inch (2 mm) dia. line. 4. Remove cover and pull 4 inches (10 cm) of line out of head. 5. Clean unit. Line welds onto spool. 1. Line size is incorrect. 2. Incorrect spool. 3. Line is being crowded against material being cut. 1. Use only 0.080 inch (2 mm) dia. line. 2. Replace with correct spool. 3. Cut with tip of line fully extended. Line releases 1. Line improperly continuously. routed in head. 2. Spool damaged. 1. Check line routing. 2. Replace spool. 19

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19
TROUBLE
CAUSE
REMEDY
Chain does
not move
when trigger
switch is
engaged.
1. Chain tension incorrect.
2. Guide bar rails pinched.
3. Trigger switch failure.
4. Circuit breaker tripped/
fuse failure.
1. See “Check Chain Tension” in
Maintenance section.
2. Repair or replace.
3. Contact an authorized service
dealer.
4. Reset circuit breaker or replace fuse.
Chain clatters
or cuts
roughly.
1. Chain tension incorrect.
2. Cutters damaged.
3. Chain worn.
4. Cutters dull, improperly
sharpened, or depth
gauges too high.
5. Sprocket worn.
1. See “Check Chain Tension” in
Maintenance Section.
2. Contact an authorized service
dealer.
3. Resharpen or replace chain.
4. See “Chain Sharpening” in
Service and Adjustments section.
5. Contact an authorized service
dealer.
1. Chain cutter tops not
filed flat.
2. Guide bar burred or
bent; rails uneven.
Chain stops
during cut.
1. See “Chain Sharpening” in
Service and Adjustments section.
2. Repair or replace guide bar.
WARNING:
Always stop unit and disconnect from the power source before per-
forming all of the recommended remedies below except remedies that require unit to be
operating.
TROUBLESHOOTING TABLE
Oil inadequate
for bar and
chain lubrica-
tion.
1. Oil tank empty.
2. Oil outlet clogged.
3. Guide bar oil hole
blocked.
1. Fill oil tank.
2. Contact an authorized service
dealer.
3. Remove bar and clean.
Chain cuts at
an angle.
1. Cutters damaged on
one side.
2. Chain dull on one side.
3. Guide bar bent or worn.
1. See “Chain Sharpening” in
Service and Adjustments section.
2. See “Chain Sharpening” in
Service and Adjustments section.
3. Replace guide bar.
Trimmer head
stops under a
load or does
not turn when
switch is
pressed.
1. Crowding trimmer line
against material being
cut.
2. Electrical failure.
3. Thrown circuit breaker.
4. Debris stopping head.
1. Allow tip of line to do the cutting.
2. Contact your authorized service dealer.
3. Check Breaker Box.
4. Remove debris.
Line does not
advance or
breaks while
cutting.
1. Line improperly routed
in head.
2. Line improperly
wound into spool.
3. Incorrect line size
4. Not enough line
outside of head.
5. Dirt buildup on unit.
1. Check line routing.
2. Rewind line tightly and evenly.
3. Use only 0.080 inch (2 mm) dia. line.
4. Remove cover and pull 4 inches
(10 cm) of line out of head.
5. Clean unit.
Line welds
onto spool.
1. Use only 0.080 inch (2 mm) dia. line.
2. Replace with correct spool.
3. Cut with tip of line fully extended.
1. Line size is incorrect.
2. Incorrect spool.
3. Line is being crowded
against material being cut.
Line releases
continuously.
1. Line improperly
routed in head.
2. Spool damaged.
1. Check line routing.
2. Replace spool.