6
TROUBLESHOOTING
72
GB
PROBLEM
CAUSE
Engine does not start
REMEDY
- Fuel system clogged (fuel lines, fuel
tank, fuel cock).
- Air fi lter dirty.
- No current supplied to spark plug.
- Engine fl ooded.
Clean the system.
Proceed as described on page 48
Clean or replace the spark plug.
If the problem persists, contact a BETA-
MOTOR dealer.
Operate the start-up pedal 5-10 times or
the electrical starter pushbutton 2 times
every 5 seconds. If the vehicle does not
start, remove and dry the spark plug.
Engine misfi res
- Spark gap wrongly adjusted.
- Spark plug dirty.
Restore the spark gap.
Clean or replace the spark plug.
Engine knocks
- Spark advance excessive.
- Carbon formation in cylinder
or on spark plug.
Check CDI: contact a BETAMOTOR
dealer.
Engine overheats and
loses power
- Silencer partly clogged.
- Exhaust port clogged.
- Ignition delayed.
Contact a BETAMOTOR dealer.
Contact a BETAMOTOR dealer.
Check CDI: contact a BETAMOTOR
dealer
Front braking poor
- Brake pads worn.
- Air or humidity in the hydraulic
circuit.
Follow the procedure described on
page 68
Follow the procedure described on
page
40
Rear braking poor
- Brake pads worn.
- Air or humidity in the hydraulic
circuit.
Follow the procedure described on
page 69
Follow the procedure described on
page 41
Contact a BETAMOTOR dealer.
TROUBLESHOOTING