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Troubleshooting
Suspected malfunctions are often due to causes that the users can fix themselves.
Therefore check the product using this section. In most cases the problem can be
solved quickly.
WARNING: Only perform the steps described within these instructions! All
further inspection, maintenance and repair work must be performed by an
authorised service centre or a similarly qualified specialist if you cannot
solve the problem yourself!
Problem
Possible cause
1. Product does
1.1. Battery pack not properly
not start
attached
1.2. Battery pack discharged
1.3. Battery pack damaged
1.4. Chain brake is activated
1.5. Steps order of procedure
"Switching on/off" not followed
1.6. Other electrical defect to the
product
2. Product does
2.1. Battery pack capacity too low
not reach full
2.2. Air vents are blocked
power
3.1. Saw chain is worn / damaged 3.1. Sharpen or replace it
3.
Unsatisfactory
3.2. Saw chain not tensioned
result
properly
3.3. Blunt saw chain
3.4. Improper chain speed
4. Excessive
4.1. Saw chain is worn / damaged 4.1. Sharpen or replace it
vibration / noise
4.2. Bolts / nuts are loosen
or exhaust
4.3. Chain oil is incorrect
5. Product runs
5.1. Chain oil tank empty
hot, smoke
5.2. Chain tension too tight
comes off
6. Saw chain is
6.1. Saw chain is blocked
not rotating but
6.2. Chain tension too loose
motor runs
6.3. Guide bar or saw chain
damaged
6.4. Chain oil tank empty
Solution
1.1. Attach properly
1.2. Remove and charge battery
pack
1.3. Replace with a new one of the
same
1.4. Disengage the chain brake
(see section "Chain brake")
1.5. Follow procedure step-by-step
1.6. Get checked by a specialist
electrician
2.1. Charge battery pack
2.2. Clean the air vents
3.2. Tension properly
3.3. Sharpen or replace it
3.4. Have a specialist to adjust it
4.2. Tighten bolts / nuts
4.3. Drain out unused oil and refill
with correct oil
5.1. Refill with the correct oil
5.2. Adjust the chain tension
6.1. Remove blockage
6.2. Adjust the chain tension
6.3. Replace with new parts
6.4. Refill with the correct oil
37
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