Changing The Oil And Oil Filter; Changing The Engine Air Cleaner; Spark Plugs - Honeywell 8 kW Owner's Manual

All Generac oil kits meet minimum American Petroleum
Institute (API) Service Class SJ, SL, or better. Use no
special additives. Select the appropriate viscosity oil
grade according to the expected operating temperature.
Synthetic oil also can be used in the appropriate weight
as standard.
10W-30
Synthetic 5W-30
Figure 4-1. Recommended Oil Based on
Temperature
•
SAE 30 above 32 ºF (0 ºC)
• SAE 10W-30 between 40 º and -10 ºF
(4 º and -23 ºC)
• Synthetic SAE 5W-30 for all temperature ranges
CAUTION
Engine damage. Verify proper type and quantity of
engine oil prior to starting engine. Failure to do so
could result in engine damage.

Changing the Oil and Oil Filter

Start the engine by pressing the MANUAL button
1.
on the control panel and allow the engine to run
until it is thoroughly warmed up. Then, press the
Control Panel OFF button to shut down the engine.
A few minutes after the engine shuts OFF, when it
2.
has cooled slightly, lift the lid and remove the front
panel. Pull the oil drain hose free of its retaining
clip. See A in Figure 4-2
hose and drain the oil into a suitable container.
After the oil has drained, replace the cap onto the
3.
end of the oil drain hose. Reposition and secure
the hose with the retaining clip.
With the oil drained, remove the old oil filter by
4.
turning it counterclockwise. For filter location, see
B in Figure 4-2.
Apply a light coating of clean engine oil to the
5.
gasket of the new filter.
Owner's Manual for 60 Hz Air-cooled Generators
SAE 30
000399
(000135)
Remove the cap from the
Screw the new filter on by hand until its gasket
6.
lightly contacts the oil filter adapter. Then, tighten
the filter an additional 3/4 to one full turn.
Refill the engine with the proper recommended oil.
7.
For recommended oil, see
Start the engine, run for 1 minute, and check for
8.
leaks.
Shutdown the engine and recheck the oil level. Add
9.
oil as needed. DO NOT OVER FILL.
Re-insert dipstick and/or reattach fill cap.
10.
Press the Control Panel AUTO button.
11.
Dispose of the used oil and filter at a proper
12.
collection center.
B
A
Figure 4-2. Oil Filter and Drain Location

Changing the Engine Air Cleaner

With the generator shut down, lift the lid and
1.
remove the front panel.
Remove the cover clips and air cleaner cover (11-
2.
22 kW), or disengage the wire clip and open the air
cleaner access door (8 kW).
Pull out the old air filter and discard.
3.
Thoroughly clean the air cleaner enclosure of any
4.
dust or debris.
Install a new air cleaner.
5.
Install the air cleaner cover and cover clips (11-22
6.
kW), or close the air cleaner access door and
engage the wire clip (8 kW).

Spark Plugs

Reset the spark plug(s) gap or replace the spark plug(s)
as necessary:
With the generator shut down, lift the lid and
1.
remove the front panel.
Clean the area around the base of the spark
2.
plug(s) to keep dirt and debris out of the engine.
Remove the spark plug(s) and check the condition.
3.
Install a new plug(s) if the old plug is worn or if
reuse is questionable.
Section 4: Maintenance
Figure 4-1.
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19