MAINTENANCE
out all excess oil. The engine will smoke when started if
too much oil is left in the filter.
7. Install the foam air filter in the housing and reinstall the
air cleaner cover.
8. Install the engine service panel.
ENGINE OIL LEVEL CHECK
CAUTION
Avoid skin contact with engine oil. Wear protective
clothing and equipment. Wash all exposed skin with
soap and water.
NOTICE
Always use the specified engine oil. Failure to use the
specified engine oil can cause accelerated wear and/or
shorten the life of the engine.
Change the oil more frequently when using the generator
in dusty conditions or in extremely hot weather.
Ambient air temperature will affect engine oil performance.
Change the type of engine oil used based on weather
conditions.
Recommended Engine Oil Type
5W-30
5W-30 Synthetic
°F
-20
0
20
40
°C
-28.9
-17.8
-6.7
4.4
Ambient temperature
Check the engine oil level before each use or every 8
hours of operation.
1. Place the generator on a level surface and allow the
engine to cool for several minutes.
2. Remove the oil access cover.
3. With a damp rag, clean around the oil dipstick.
4. Remove the oil dipstick and wipe the dipstick clean.
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10W-30
10W-40
60
80
100
120
15.6
26.7
37.8
48.9
5. Insert the dipstick into the filler neck without screwing
it in. Remove the dipstick and verify that the oil level is
within safe operating range.
Safe Operating Range
6. If low, add recommended engine oil incrementally and
recheck until the level is between the L and H marks on
the dipstick. DO NOT overfill. If over the full mark on
dipstick, drain the oil to reduce oil level to the full mark
on dipstick.
7. Replace the oil dipstick and hand-tighten.
8. Install the access cover.
ENGINE OIL CHANGE
WARNING
Accidental start-up. Remove the spark plug boot from
the spark plug when working on the generator.
When using the generator under extreme, dirty, dusty
conditions or in extremely hot weather, change the oil
more frequently. Change the oil while the engine is still
warm from operation.
1. Place the generator on a level surface and allow the
engine to cool for several minutes.
Note: Placing the generator on a raised surface slightly
above the oil pan will facilitate draining.
2. Remove the oil access cover and spark plug cover.
Disconnect the spark plug boot from the spark plug and
place the wire where it cannot contact the spark plug.
3. With a damp rag, clean around the oil dipstick. Remove
the dipstick and wipe clean.
4. Place an oil pan (or suitable container) under the oil fill/
drain hole.
5. Tilt the generator to drain the oil.