55
EN
TROUBLESHOOTING
WARNING!
Only perform the steps described within these instructions. All further inspection,
maintenance and repair work must be performed by an authorized service centre or
a similarly qualified specialist if you cannot solve the problem yourself. Suspected
malfunctions are often due to causes that the users can fix themselves. Therefore check
the appliance using this section. In most cases the problem can be solved quickly.
Problem
Possible cause
Solution
The chain saw does not
start
Battery pack is not properly
attached
Attach properly
Battery pack is discharged Remove and charge the
battery pack
Battery pack is damaged
Check by a specialist
electrician
The chain brake is engaged Pull the front hand guard
forwards to disengage the
chain brake
Defective switch
Repaired by Service Centre
Defective motor
Repaired by Service Centre
Poor cutting performance
Blunt chain
Sharpen the saw chain or
get it replaced
Chain tension is loose
Check the chain tension
and tighten it
Chain wrongly fitted
Check and get the chain
fitted correctly
Chain jumps off sword
Chain tension is loose
Check the chain tension
and tighten it
Chain becomes hot
Chain lubrication
Check oil level
Blade bolt is loose
Check chain lubrication