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Maintenance
28 Owner’s Manual for 60 Hz Air-Cooled Generators
Figure 4-2. Oil Filter and Drain Location (13–16 kW)
Figure 4-3. Oil Filter and Drain Location (20–22 kW)
3. Install cap on oil drain hose. Position and secure oil
drain hose with a retaining clip.
4. Remove oil filter (B) by turning it counterclockwise.
5. Apply a light coating of clean engine oil to gasket of
new filter.
6. Screw new filter on by hand until gasket lightly con-
tacts oil filter adapter. Tighten filter an additional
three-quarter to one full turn.
7. Fill engine with recommended oil. See Engine Oil
Requirements.
8. Press MANUAL button on control panel to start
engine. Run for one minute, and inspect for leaks.
9. Press OFF button on control panel to stop engine.
Wait five minutes.
10. Inspect oil level. Add oil as needed. DO NOT
OVERFILL.
11. Insert oil dipstick and/or attach fill cap.
12. Press AUTO button on control panel to return unit
to AUTO.
13. Close and lock lid.
14. Dispose of used oil and filter according to national,
state, or local codes.
Servicing the Air Cleaner
Proceed as follows to service air cleaner:
1. Lift lid and press OFF button on control panel to
stop generator. Remove front panel.
2. See Figure 4-4 or Figure 4-5. Remove cover clips
(A) and air cleaner cover (B).
Figure 4-4. Servicing Air Cleaner (10 kW)
Figure 4-5. Servicing Air Cleaner (13–22 kW)
3. Remove old air filter element (C) and discard.
4. Thoroughly clean air cleaner enclosure of any dust
or debris.
5. Install a new air filter element.
6. Install air cleaner cover and fasten cover clips.
7. (13-22 kW units only): Verify air inlet duct (D) is
correctly connected to air cleaner cover.
8. Press AUTO button on control panel to return unit
to AUTO.
Spark Plug(s)
Proceed as follows to inspect spark plug gap(s) and
replace spark plug(s) as necessary:
1. With generator OFF and engine cool, lift lid and
remove front panel.
2. Clean area around base of spark plug(s) to keep
dirt and debris out of engine.
009342
009342
B
A
009343
B
A
A
B
C
001820
001814
B
A
C
D
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