11. MAINTENANCE
11.3 PERIODIC
MAINTENANCE
Regular maintenance is most important for the best performance and safe operation.
Item
Remarks
Pre-
operation
check
(daily)
Initial 1
months
or 20Hr
Every 3
months
or 50Hr
Every 6
months
or 100Hr
Every 12
months
or 300Hr
Spark plug
Check condition, adjust gap
and clean. Replace if necessary.
Engine oil
Check oil level.
Air filter
Clean. Replace if necessary.
Fuel filter
Clean fuel drain filter.
Replace if necessary.
Valve clearance
Check and adjust when
engine is cold.
Fuel line
Check fuel hose for crack or
damage. Replace if necessary.
Exhaust system
Check for leakage. Retighten
or replace gasket if necessary.
Carburettor
Check choke operation.
Starting system
Check key start ignition
operation.
Decarbonisation
More frequently if necessary.
Fittings/
fasteners
Check all fittings and
fasteners correct if necessary.
Check muffler screen. Clean/
replace if necessary.
Replace.
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