Nugen S10KS, Operator'S Maintenance Manual

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OPERATOR & MAINTENANCE MANUAL
PAGE ‐ 56
6.5 Engine Oil and Oil Filter
6.5.1 Change Engine Oil

Open the oil drain ball valve.

Open the access door.

Open sump and oil ball valve which is under the oil
pump.

Use oil pump to drain engine oil.

After draining, close the oil drain ball valve and oil
ball valve.

Loosen and remove the oil inlet cap; add oil to the oil inlet through an outside oil filter
until the level is slightly less than the upper limit by checking the oil level on the oil gauge.

Tighten the oil inlet cap and close the access door.
6.5.2 Change Oil Filter

Drain engine oil completely, as described in 6.5.1.

Loosen and remove the oil filter.

Add engine oil into a new oil filter.

Lubricate the new gasket with oil.

Screw the new filter into place and tighten it until the
gasket touches the seal surface. Tighten accordingly.

Supply engine oil as described in 6.5.1.
WARNING:
1. If the generator is not level when checking the engine oil, you cannot obtain
accurate oil level.
2. Do not overfill the engine oil. The level cannot exceed the upper limit because
the excessive amount of engine oil may damage the engine.
3. Do not smoke or be near an open flame when adding engine oil.