EN
86
TROUBLESHOOTING
Fault
Possible cause
Solution
The motor will not work.
No power
• Check the outlet, plug and
power cord.
• Damaged power cord: Have the
power cord replaced by an
authorised service centre.
• Damaged power switch: Have
the power switch replaced by an
authorised service centre.
• Check that the chain brake is
not activated.
The carbon brushes are
damaged
Have the carbon brushes replaced by
an authorised service centre.
The saw does not work
Chain brake
Check that the chain brake is not
activated.
The saw is not working
properly
The chain is blunt
Sharpen the chain, or replace
if necessary.
Chain tension
Check the chain tension.
The chain does not fit
Check the chain.
The chain jumps off the bar Chain tension too low
Adjust the chain tension correctly.
The saw works but
not properly
Chain tension too high
Adjust the chain tension correctly.
The saw gets too hot
Lubrication of chain
Check the oil level and fill up
if necessary.
Summary of Contents for 721-487
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