TROUBLESHOOTING
Faults
Engine has a lack of power
High oil consumption
Battery discharged
Possible cause
Air filter excessively dirty
Exhaust system leaky, deformed or too
little glass fiber yarn filling in main
silencer
Valve clearance too little
Engine vent hose bent
Engine oil level too high
Engine oil too thin (low viscosity)
Piston or cylinder worn
Battery is not charged by alternator
Action
–
Clean the air filter.
(
x
–
Check exhaust system for damage.
–
Adjust the valve clearance.
–
Route the vent hose without bends or replace it if
necessary.
–
Check the engine oil level. (
–
Change the engine oil and oil filter, clean the oil
screen.
x
(
p. 145)
–
Measure the piston/cylinder mounting clear-
ance.
x
–
Check the charging voltage.
–
Check the alternator.
x
155
p. 132)
x
p. 143)
x