GB
- 29 -
9. Troubleshooting guide
Problem
Probable cause
Corrective Action
Unit won’t start or
starts but will not
run.
- Incorrect starting procedures.
- Too much fuel in the combustion
chamber following failed attempts
to start the saw.
- Incorrect carburetor mixture adjust-
ment setting.
- Fouled spark plug.
- Fuel
fi
lter plugged.
- Follow instructions in the User Ma-
nual.
- Wait about 30 minutes until the fuel
in the combustion chamber has
evaporated before trying again to
start the chainsaw.
- Have carburetor adjusted by an Au-
thorized Service Center.
- Clean / gap or replace plug.
- Replace fuel
fi
lter.
Unit starts, but engi-
ne has low power.
- Incorrect lever position on choke.
- Dirty air
fi
lter.
- Incorrect carburetor mixture adjust-
ment setting.
- Move the lever to the correct positi-
on.
- Remove, clean and reinstall
fi
lter.
- Have carburetor adjusted by an Au-
thorized Service Center.
Engine hesitates.
- Incorrect carburetor mixture adjust-
ment setting.
- Have carburetor adjusted by an Au-
thorized Service Center.
No power under
load.
- Incorrectly gapped spark plug.
- Clean / gap or replace plug.
Runs erratically.
- Incorrect carburetor mixture adjust-
ment setting.
- Have carburetor adjusted by an Au-
thorized Service Center.
Smokes excessi-
vely.
- Incorrect fuel mixture.
- Use properly mixed fuel (40:1 mix-
ture).
Poor performance
when operated
- Blunt chain
- Loose chain
- Sharpen or replace the chain
- Tension the chain
Engine dies
- Empty petrol tank
- Fuel
fi
lter in the wrong position in
the tank
- Fill up the petrol tank
- Completely
fi
ll the petrol tank or or
re-position the fuel
fi
lter in the petrol
tank
Insu
ffi
cient chain
lubrication
(the cutter rail and
chain get hot)
- Empty oil tank for the chain
- Oil lubrication openings moved
- Top up the oil tank for the chain
- Clean the oil entry hole/groove on
the guide rail.
The reprinting or reproduction by any other means, in whole or in part, of documentation and papers
accompanying products is permitted only with the express consent of the iSC GmbH.
Subject to technical changes
Anl_GC_PC_930_SPK7.indb 29
Anl_GC_PC_930_SPK7.indb 29
18.09.2015 10:43:29
18.09.2015 10:43:29