Remove From, And Return To Service Procedure; Remove From Service; Return To Service - Generac Power Systems 7.5 kW PowerPact Owner's Manual

Maintenance
Remove From, and Return To Service
Procedure

Remove From Service

If generator cannot be exercised every seven days and
will be out of service longer than 90 days, proceed as fol-
lows to prepare generator for storage:
1. Start engine and let it warm up.
2. Close fuel shutoff valve in fuel supply line and
allow unit to shut down.
3. Once unit has shut down, set generator MLCB
(generator disconnect) to OFF (OPEN).
4. Turn off utility power to transfer switch.
5. Remove 7.5 amp fuse from generator control
panel.
6. Disconnect battery cables. Remove negative bat-
tery cable first.
7. Remove battery charger AC input T1/Neutral cable
(with white sleeve) at controller.
8. While engine is still warm, drain oil completely, and
then fill crankcase with oil.
9. Attach a tag to engine indicating viscosity and clas-
sification of the new oil in the crankcase.
10. Remove spark plug and spray a fogging agent into
the spark plug threaded openings. Install and
tighten spark plug.
11. Remove battery and store it in a cool, dry room.
12. Clean and wipe down entire generator.

Return to Service

Proceed as follows to return unit to service after storage:
1. Verify utility power is OFF.
2. Inspect engine tag for oil viscosity and classifica-
tion. If necessary, drain and fill with recommended
oil.
3. Inspect state of battery. Fill all cells of unsealed
batteries to correct level with distilled water. DO
NOT use tap water. Charge battery to FULL state
of charge. If completely discharged, replace bat-
tery.
4. Clean and wipe down entire generator.
5. Verify 7.5 amp fuse is removed from generator
control panel.
6. Connect battery. Observe battery polarity. Damage
may occur if the battery is connected incorrectly.
Install positive battery cable first.
7. Connect battery charger AC input T1/Neutral cable
(with white sleeve) at controller.
8. Open fuel shutoff valve.
9. Insert 7.5 amp fuse into generator control panel.
10. Start unit by pressing MANUAL button. Allow unit
to warm up for a few minutes.
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11. Stop unit by pressing control panel OFF button.
12. Turn on utility power to transfer switch.
13. Set control panel to AUTO.
Generator is ready for service.
NOTE: When a battery is completely discharged or has
been disconnected, the exercise timer and current date
and time must be reset.
Owner's Manual for 7.5 kW PowerPact™