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26 ― English
TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION
Product does not
start
1. Battery pack not properly
attached
1. Attach properly
2. Battery pack discharged 2. Remove and charge battery pack
3. Battery pack damaged 3. Replace with an identical one
4. Other electrical defect to the
product
4. Have product checked by a
qualied service center
Product does not
reach full power
1. Battery pack capacity too low 1. Charge battery pack
2. Air vents are blocked 2. Clean the air vents
Unsatisfactory
result
1. Saw chain not tensioned
properly
1. Tension properly
2. Dull saw chain 2. Sharpen or replace the saw chain
Excessive
vibration/noise or
exhaust
1. Saw chain is dull or damaged 1. Sharpen or replace the saw chain
2. Bolts/nuts are loosen 2. Tighten bolts/nuts
3. Oil is incorrect
3. Empty out unused oil and refill
with the correct oil
Product runs hot,
smoke comes off
1. Chain oil reservoir empty 1. Refill with the correct oil
2. Chain tension too tight 2. Adjust the chain tension
Chain is not
rotating but motor
runs
1. Chain tension too loose 1. Adjust the chain tension
2. Guide bar or saw chain
damaged
2. Replace with new parts
3. Chain oil reservoir empty 3. Refill with the correct oil
Motor runs,chain
rotates but does
not cut
1. Dull chain 1. Sharpen chain
2. Chain on backwards 2. Reverse direction of chain
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