Generac — Out of Service Procedure - Return to Service

Maintenance · Genset

From a Generac owner's manual — check it applies to your exact model before use.

Applies to: Generac 7 kW PowerPact

Procedure

1. Verify utility power is turned off.
2. Check the tag on the engine for oil viscosity; drain and refill if necessary.
3. Check battery state; fill unsealed battery cells with distilled water; recharge to 100 percent or replace if defective.
4. Clean and wipe down the entire generator.
5. Make sure the 7.5 Amp ATO fuse is removed from the Control Panel.
6. Reconnect the battery, positive cable first.
7. Reconnect the battery charger AC input T1/Neutral cable at Control Panel.
8. Open the fuel shutoff valve.
9. Insert the 7.5 Amp ATO fuse into the Control Panel.
10. Start the unit with the MANUAL button and allow it to warm up.
11. Stop the unit with the OFF button.
12. Turn on utility power to the transfer switch.
13. Set the control panel to AUTO.

Full service-parts list: Generac 7 kW PowerPact →

Source: Generac owner's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.

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