88
GB
Trouble shooting
Problem
Possible cause
Fault correction
Device does not
start
Mains voltage defective
House protection fuse activated
Check plug socket, cable, line and
plug, where appropriate, repair by
electrical specialist.
Check house protection fuse, see note
Defective On/Off switch (
10)
Repair by customer service
Worn carbon brushes
Repair by customer service
Defective motor
Repair by customer service
Inferior cutting
performance
Incorrectly mounted saw chain
(
1)
Mount saw chain correctly
Saw chain (
1) blunt
Sharpen cutting teeth or place on
new chain
Chain tension insufficient
Check chain tension
Saw runs with
difficulty, chain
(1
) comes
off
Chain tension insufficient
Check chain tension
Chain (
1) becomes
hot, smoke
development
during sawing,
discoloration of
the rail
Too little chain oil
Check oil level and, where appro-
priate, refill with chain oil,
check oil automatic system and,
where appropriate, clean oil outlet
channel (
22 or have repaired
by customer service
Check fine-tuning for lubrication
system (oil regulation button).
Telescopic han-
dle cannot be
locked
Allen screw (
17b) loose on
the quick release (
17)
Tighten Allen screw
