Operator Manual for Gasoline Generators 5 Maintenance
page 29
4.
Inspect the old oil filter as it is removed to make sure that the rubber sealing gasket comes off with the old
oil filter. If this rubber sealing gasket remains sealed against the oil filter adapter, gently remove it.
5.
When installing the new oil filter, wipe the filter gasket sealing surface on the oil filter adapter free of oil and
apply a thin coat of clean engine oil to the rubber sealing gasket on the oil filter.
6.
Screw the filter onto the threaded oil filter stub. Where the filter contacts the base, tighten firmly by hand.
TIP: Use genuine Westerbeke oil filters. Generic filters are not recommended.
5.4.3 How to Refill the Engine Oil
1.
Add fresh oil through the valve cover.
2.
After refilling the oil, run the engine for a few moments.
3.
Make sure there is no leakage around the new oil filter or from the oil drain system, and then stop the
engine.
4.
Check the quantity of oil with the lube oil dipstick. Fill to, but not over, the FULL mark on the dipstick.
Figure 21: Engine Oil System Components
5.4.4 How to Inspect the Spark Plugs
It is important to maintain spark plugs in a proper operating condition. They are an important component in
the ignition system in lowering carbon monoxide levels. The spark plugs should be cleaned and re-gapped
after the first 50-hour break-in period, then follow the maintenance schedule in this manual. When
removing/installing use a 13/16 flexible deep socket.
■
SPARK PLUG GAP: 0.028 - 0.031 in (0.7 - 0.8 mm)
■
SPARK PLUG TORQUE: 11-15 lb-ft (1.5 - 2.31 kg-m)
Figure 22: Spark Plug
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