Generac Power Systems 22 kW Owner's Manual page 40

Maintenance
Use one wrench to hold hex on hose fitting (to prevent rotation), and use second wrench to remove drain plug.
2.
*
Hot oil may cause burns. Allow engine to cool before draining oil. Avoid prolonged or repeated skin
exposure with used oil. Thoroughly wash exposed areas with soap
Drain oil into a suitable container.
3.
Install drain plug onto end of oil drain hose.
4.
Install oil drain hose into holding clamp.
5.
Rotate oil filter counterclockwise to remove from oil filter adapter. See B of Figure 5-8
6.
Apply a light coat of clean engine oil to gasket of new oil filter.
7.
Install oil filter by hand until gasket just contacts oil filter adapter. Tighten oil filter an additional 3/4 to one full turn.
8.
Remove fill cap and fill engine with the recommended quantity and type of oil. See Subsection 2.3 —Engine Oil
9.
Recommendations. Crankcase oil capacity is listed below:
Model
Engine
4.0 quarts (3.8 liters)
6.0 quarts (5.7 liters)
5.25 quarts (5 liters)
Install fill cap.
10.
Install battery negative cable (black) onto battery negative (-) terminal.
11.
Pull up rubber flap covering fuse holder and install 7.5 amp fuse.
12.
Press MANUAL on the control panel to start the engine.
13.
Allow the engine to run for one minute. Check for leaks while the engine is running.
14.
Press OFF on the control panel. A red LED illuminates to confirm that the system is in the OFF mode.
15.
Wait ten minutes for the engine to cool and to allow oil to drain back to the oil pan.
16.
Check oil level and add oil as necessary. See Subsection 5.7.7—Check Lubricating Oil Level and Drain Hose.
17.
Install fill cap.
18.
NOTE: On 36 kW, 45 kW, and 60 kW models, open shutoff valve to enable Lube Oil Maintainer System.
NOTE: Dispose of used oil and oil filter at a proper collection center.
34
Lubrication System Capacity (Oil Pan Including Oil Filter)
22/27 kW 25-30 kW
2.4L 1.5L
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32/38 kW 36/45 kW
2.4L 2.4L
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Owner's Manual for Stationary Emergency Generators
48 kW 60 kW
5.4L 2.4L
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