Maintenance
Owner’s Manual for 60 Hz Synergy™ Generators 27
Engine Oil Requirements
To maintain the product warranty, the engine oil should
be serviced in accordance with the recommendations of
this manual. For your convenience, Generac
Maintenance Kits are available that include engine oil, oil
filter, air filter, spark plug(s), a shop towel, and a funnel.
These kits can be obtained from an IASD.
All Generac oil kits meet minimum American Petroleum
Institute (API) Service Class SJ, SL, or better. Do not use
special additives.
Required Oil—
Synthetic SAE 5W-30 for all temperature ranges.
Changing the Oil and Oil Filter
Proceed as follows to change the oil and oil filter:
1. Press the MANUAL button on the control panel to
start the engine, and run it until it is thoroughly
warmed up. Press the control panel OFF button to
shut down the engine.
2. See Figure 4-2. A few minutes after the engine
stops, and when it has cooled slightly, lift the lid
and remove the front panel. Pull the oil drain hose
(A) free of its retaining clip. Remove the cap from
the hose and drain the oil into a suitable container.
Figure 4-2. Oil Filter and Drain Location
3. Replace the cap after the oil has drained.
4. Position and secure the hose with the retaining
clip.
5. Remove the old oil filter (B) by turning it
counterclockwise.
6. Apply a light coating of clean engine oil to the
gasket of the new filter.
7. Screw the new filter on by hand until its gasket
lightly contacts the oil filter adapter. Tighten the
filter an additional 3/4 to one full turn.
8. Refill the engine with the proper recommended oil.
See Engine Oil Requirements.
9. Press the MANUAL button on the control panel to
start the engine, run for one minute, and check for
leaks.
10. Press the OFF button on the control panel to stop
the engine. Wait five minutes.
11. Check the oil level. Add oil as needed. DO NOT
OVERFILL.
12. Insert oil dipstick and/or attach fill cap.
13. To return the unit to AUTO mode, press the control
panel AUTO button.
14. Dispose of the used oil and filter at a proper
collection center.
(000135)
CAUTION
Engine damage. Verify proper type and quantity of
engine oil prior to starting engine. Failure to do so
could result in engine damage.
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