13
GB
Fault
Possible cause
Troubleshooting
The machine does not start.
Correct starting procedure not
followed.
Follow the instructions for starting.
Sooted or damp spark plug.
Clean the spark plug or replace it
with a new one.
Incorrect carburetor setting.
Contact an authorized customer
service outlet or send the machine
to ISC-GmbH.
The machine starts but does not
develop its full output.
Incorrect choke lever setting.
Set choke lever to
Soiled air filter.
Clean the air filter.
Incorrect carburetor setting.
Contact an authorized customer
service outlet or send the machine
to ISC-GmbH.
The engine does not run smoothly
Incorrect electrode gap on the
spark plug.
Clean the spark plug and adjust
the electrode gap or fit a new spark
plug.
Incorrect carburetor setting.
Contact an authorized customer
service outlet or send the machine
to ISC-GmbH.
Engine smokes excessively
Incorrect fuel mix.
Use the correct fuel mix (see fuel
mixing table).
Incorrect carburetor setting.
Contact an authorized customer
service outlet or send the machine
to ISC-GmbH.
9. Troubleshooting
Anleitung_BG_PT_3041_SPK1:_ 16.11.2010 11:13 Uhr Seite 23
Summary of Contents for 34.018.13
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