Replacing Engine Air Filter; Spark Plugs - Generac Power Systems EcoGen 15 kW Owner's Manual

Maintenance
13. After oil begins pumping, draw out as much oil as
possible. A total of 2.5–3.5 quarts (2.37– 3.31 L) of
oil should be removed from the system.
14. Remove ¼ in hose from tank and drain remaining
oil from drill pump and hoses.
15. Apply a light coating of new oil to gasket of new oil
filter.
16. Screw new oil filter on by hand until filter gasket
contacts oil filter adapter. Tighten new oil filter
three-quarters to one full turn more.
17. Fill oil tank with recommended oil. Do not fill above
full mark on dipstick.
18. Start engine, run for one minute and inspect for
leaks.
19. Stop engine for a minimum of 10 minutes.
20. Check oil level and add oil if necessary.
21. Set generator MLCB (generator disconnect) to ON
(CLOSED).
22. Press AUTO button on control panel.
Dispose of used engine oil and oil filter in accordance
with national, state, or local codes.

Replacing Engine Air Filter

Proceed as follows to service the air cleaner:
1. Lift lid and press OFF button on control panel to
stop generator.
2. Remove front panel.
3. See Figure 4-9. Remove cover clips (A) and air
cleaner cover (B).
.
B
A
C
Figure 4-9. Service Air Cleaner
4. Remove old air filter element (C) and discard.
Thoroughly clean air cleaner enclosure of dust and
debris.
5. Install new air filter element.
6. Install air cleaner cover and fasten cover clips.
7. Verify air inlet duct (D) is correctly connected to air
cleaner cover.
8. Press AUTO button on control panel to return unit
to AUTO.
28

Spark Plugs

Electric shock. Do not disconnect spark
plug wires with engine running. Doing so
could result in death or serious injury.
Inspect and replace spark plugs as necessary.
Proceed as follows to inspect spark plug gap(s) and
replace spark plugs as necessary:
1. With generator OFF and engine cool, lift lid and
remove front panel.
2. Clean area around spark plug bases to keep dirt
and debris out of the engine.
3. Remove spark plugs and inspect condition. Install
new plugs if existing plugs are worn or if reuse is
questionable.
4. Clean each plug by scraping or washing with a wire
brush and commercial solvent. Do not blast spark
plugs to clean.
NOTE: Clean spark plug in emergency situations only.
Otherwise, replace spark plug.
5. See Figure
wire feeler gauge.
D
Figure 4-10. Check Spark Plug Gap
NOTE: Check gap on new spark plugs prior to installa-
001814
tion.
001814
6. Replace spark plug if gap is out of specification.
See General
7. Install spark plugs. Tighten to 18.4 ft-lb (25 Nm).
8. Press AUTO button to return unit to AUTO mode.
Owner's Manual for 60 Hz EcoGen™ Generators
WARNING
4-10. Inspect spark plug gap using a
Information.
(000140a)
000211