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SECTION 6: SERVICE
Review the troubleshooting and procedures in this section to fix or adjust your machine if a problem devel-
ops. If you need replacement parts or you are unsure of your repair skills, then feel free to call our Technical
Support at (570) 546-9663.
Symptom
Possible Cause
1. Power supply switched OFF or at fault.
Machine does
not start or a
2. Plug/receptacle at fault/wired wrong.
breaker trips.
3. Start capacitor at fault.
4. Wall circuit breaker tripped.
5. Wiring open/has high resistance.
6. Motor ON/OFF switch at fault.
7. Motor connection wired wrong.
8. Motor at fault.
Machine stalls
1. Motor wired incorrectly.
or is overloaded.
2. Plug/receptacle at fault.
3. Motor bearings at fault.
4. Operation overloading motor.
5. Motor overheated.
6. Motor at fault.
Machine has
1. Motor or component loose.
vibration or
noisy operation.
2. Grinding wheel at fault/arbor hole not
round.
3. Incorrectly mounted to workbench.
4. Motor fan rubbing on fan cover.
5. Motor bearings at fault.
6. Motor shaft bent.
Cutter edges
1. Not using correct grinding wheel.
burned or
discolored; not
2. Sharpener settings not correct.
being properly
sharpened.
3. User placing grinding wheel against
cutter too long or too hard during
sharpening operation.
Chain saw not
1. Sharpener settings not correct.
cutting or self-
feeding.
2. Depth gauge settings not correct.
3. Chain dulls quickly.
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Troubleshooting
Possible Solution
1. Ensure power supply is ON/has correct voltage.
2. Test for good contacts; correct the wiring.
3. Test/replace if faulty.
4. Ensure circuit size is correct/replace weak breaker.
5. Check/fix broken, disconnected, or corroded wires.
6. Replace switch.
7. Correct motor wiring connections.
8. Test/repair/replace.
1. Wire motor correctly.
2. Test for good contacts/correct wiring.
3. Test/repair/replace.
4. Dress grinding wheel or replace it; reduce the
feed rate; make sure sharpener settings are
correct for the chain.
5. Clean motor, let cool, and reduce workload.
6. Test/repair/replace.
1. Inspect/replace damaged bolts/nuts, and
re-tighten with thread locking fluid.
2. Inspect/dress/replace grinding wheel.
3. Tighten mounting hardware; use shims if
necessary.
4. Fix/replace fan cover; replace loose/damaged fan.
5. Test by rotating shaft; rotational grinding/loose
shaft requires bearing replacement.
6. Test with dial indicator and replace motor.
1. Use the correct size and grit grinding wheel;
inspect, and if necessary, dress or replace wheel.
2. Make sure the sharpener settings are correct
for the chain.
3. Raise the grinding wheel away from the cutter
as soon as the depth bolt hits the depth stop.
1. Make sure the sharpener settings are correct
for the chain.
2. Check and adjust the all depth gauge settings.
3. Cutter links over-heated during sharpening;
replace links/chains.
Model T23108 (Mfg. Since 7/10)
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