GB
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9. Troubleshooting guide
Warning: Switch off the engine and pull out the ignition cable before making any checks or adjustments.
Warning: If, after making an adjustment or repair to the engine, you let it run for a few minutes, remem-
ber that the exhaust and other parts will get hot. Do not touch these parts as these may burn you.
Fault Possible causes Remedy
The unit does not
operate smoothly
and vibrates inten-
sively
- Bolts loose
- Spark plug defective
- Check bolts
- Replace spark plug
The engine does
not start
- Spark plug defective
- Fuel tank empty
- Replace spark plug
- Top up fuel
Engine does not run
smoothly
- Air fi lter dirty
- Spark plug soiled or defective
- Clean the air fi lter
- Clean or replace the spark plug
Drive power falls - Clutch play too large
- V-belt loose
- Adjust clutch cable
- Contact authorized customer ser-
vice
The engine will not
start or dies after a
short period of time
- Spark plug foul
- No fuel
- Clean or replace spark plug
- Top up fuel
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accompanying products is permitted only with the express consent of the iSC GmbH.
Subject to technical changes
Anl_GC_MT_2236_SPK9.indb 20Anl_GC_MT_2236_SPK9.indb 20 15.10.2019 09:05:2415.10.2019 09:05:24