GAS GAS MC 450F 2021 Owner's Manual page 119

Faults
High oil consumption
12-V battery discharged
Possible cause
Engine vent hose bent
Engine oil level too high
Engine oil too thin (low viscosity)
Piston or cylinder worn
12 V battery is not charging
Unwanted electrical power con-
sumer
TROUBLESHOOTING 20
Action
–
Route the vent hose without bends or
change it if necessary.
–
Check the engine oil level. (
–
Change the engine oil and the oil filter,
clean the oil screens. (
–
Measure the piston/cylinder mounting
clearance.
–
Check the charging voltage.
–
Check the stator winding of the alterna-
tor.
–
Check the open-circuit current.
p. 107)
p. 108)
117