Fault Diagnosis - GAS GAS EC250-F SUOMI User Manual

This is not an exhaustive list, it is meant simply as a rough guide to assist troubleshooting for some of the more common difficulties.
FAULT
1 The starter motor does not work
2 The engine does not rotate
3 Engine rotates but does not
start

FAULT DIAGNOSIS

NOTE
CAUSE
- The fuse for the starter relay is
blown.
- Battery discharged.
- Low temperature.
- Crankshaft locked.
- Cylinder/ piston/ crankpin journal
seizure.
- Transmission assembly seizure.
- Fuel supply incorrect.
- The motorcycle has been out of
operation for a longer period of
time.
- Spark plug soiled or humid.
- Engine flooded.
59
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SOLUTION
- Remove the seat and change the starting relay fuse
- Charge the battery and if this one doesn't take it, go to a
GasGas dealer
-Start the engine with the kick pedal
- Go to a specialist workshop.
- Go to a specialist workshop.
- Go to a specialist workshop.
-check the fuel tub, remove the fuel tap to clean it and
reassemble it correctly
-remove the old fuel and change it, the engine would start
imediately
-Dry the spark plug or change it.
-If the engine is drowned, you can press the hot starter and
on the same time, press the Kick pedal 5 at 10 times or use
the electric starter 2 times 5 seconds. When the engine is
dry, you can start normally. If the engine don't start, dry the
spark plug or change it.