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.
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
5W-30 Full Synthetic
°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. Loosen the screws at the side of the left
maintenance cover. Remove cover and set aside.
3. With a damp rag, clean around the oil dipstick.
4. Remove the oil dipstick.
5. Wipe the dipstick clean, then screw dipstick into
filler neck. Remove the dipstick and verify that
the oil level is within 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 the dipstick, drain the oil to reduce the
oil level to the full mark.
7. Reinstall the oil dipstick and hand-tighten.
10W-30
10W-40
40
60
80
100
4.4
15.6
26.7
37.8
H
L
Change Engine Oil
Change engine oil per maintenance schedule.
If you are using your generator under extremely dirty
or dusty conditions, or in extremely hot weather,
change the oil more often.
WARNING
CAUTION
Avoid prolonged or repeated skin contact with used
motor oil.
1. With the help of another person, place the generator
on an elevated platform such as table or workbench.
120
2. Loosen the screws at the side of the left
48.9
maintenance cover. Remove cover and set aside.
3. Place a suitable container underneath the generator
to catch the used oil.
4. Reach under the generator and remove the black
rubber seal located below and front the oil drain plug.
5. Use a wrench ro remove the oil drain plug and allow
the oil to drain completely.
6. Reinstall the oil drain plug after the oil has drained.
7. Reinstall the black rubber seal.
NOTE:
Drain the lubricant while the engine is still warm but
not hot. Warm lubricant will drain quickly and more
completely.
9. With the generator in a level position and refill with
engine oil following the instructions in the Checking/
Adding engine oil section previously in this manual.
10. Reinstall the oil dipstick and tighten it securely.
Wipe clean any oil spillage and reinstall the left
maintenance cover.
Page 20
Risk of burns. Allow engine to cool
before draining oil or coolant. Failure to
do so could result in death of serious
injury.