Engine Oil Level Check; Engine Oil Change - Westinghouse WGen9500 User Manual

MAINTENANCE
6. Dip the foam air filter in clean engine oil then squeeze
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, then the coarse
air filter. Install the air cleaner cover and secure with the
cover clips.

ENGINE OIL LEVEL CHECK

Avoid skin contact with engine oil. Wear protective
clothing and equipment. Wash all exposed skin with
soap and water.
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.
When using the generator under extreme, dirty, dusty
conditions or in extremely hot weather, change the oil
more frequently.
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
°F
-20 0 20
°C
-28.9 -17.8 -6.7
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. With a damp rag, clean around the oil dipstick.
3. Remove the oil dipstick and wipe the dipstick clean.
20 | Westinghouse Outdoor Power Equipment, LLC
CAUTION
NOTICE
10W-30
10W-40
5W-30 Synthetic
40 60 80 100
4.4 15.6 26.7 37.8
4. Insert the dipstick into the oil filler neck without screwing
it in. Remove the dipstick and verify that the oil level
is within safe operating range between the low (L) and
high (H) marks on the dipstick.
5. 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
the dipstick, drain the oil to reduce the oil level to the
full mark.
6. Replace the oil dipstick and hand-tighten.

ENGINE OIL CHANGE

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.
2. With a damp rag, clean around the oil dipstick. Remove
the dipstick and wipe clean.
3. Place an oil pan (or suitable container) under the oil
drain bolt.
4. Using a 10mm wrench, remove the oil drain bolt and
allow the oil the to drain.
120
48.9
Drain bolt
Oil pan
5. Install the oil drain bolt and tighten securely.
Note: A new oil drain plug crush washer is recommended
at each oil change.
6. Slowly pour oil into the oil filler neck until oil the level
is between the L and H marks on the dipstick. Stop
frequently to check the oil level. DO NOT overfill.
Maximum oil capacity: 1.16 Quart (1.1 Liter)
Safe Operating Range