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5.3
Service every 50 hours of operation
5.3.1 Change oil filter
Run the engine until it is warm. Pump up the oil through the hole for the dipstick, and then refill with
oil to the correct level. See:
“Technical Data” for type of oil to be used.
Note: The oil filter should be changed at the same time as every second change of engine oil.
5.4 Service every 100 hours of operation
5.4.1 Change oil filter
The oil filter should be changed after the first 20 hours of running, and thereafter at every second of
engine oil.
Screw off the filter and throw it away.
Coat the rubber seal of the new filter with oil.
Check the contact surface on the engine, and then screw the filter on by hand until it is just touching
the contact surface. Tighten the filter another half turn. Do not tighten it any further.
Start the engine, let it idle and check that the oil pressure lamp goes out. Check the oil level, and that
there are no leakage around the filter.
5.4.2 Clean intake silencer
The intake silencer should be cleaned each season. Loosen the intake silencer, wash in diesel oil
and rinse thoroughly, Re-fit the intake silencer.
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