TROUBLESHOOTING 166
Faults Possible cause Action
Engine has a lack of power Air filter excessively dirty –
Clean the air filter and air filter box. x
( p. 81)
Exhaust system leaky, deformed or too
little glass fiber yarn filling in main
silencer
– Check exhaust system for damage.
Valve clearance too little –
Adjust the valve clearance. x
High oil consumption Engine vent hose bent – Route the vent hose without bends or replace it if
necessary.
Engine oil level too high – Check the engine oil level. ( p. 150)
Engine oil too thin (low viscosity) – Change the engine oil and oil filter, clean the oil
screen. x ( p. 151)
Piston or cylinder worn – Piston/cylinder - determine the mounting clear-
ance x
Battery discharged Battery is not charged by alternator –
Check the charging voltage. x
–
Check the alternator. x
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