Generac — Resetting the Maintenance Alarms
Maintenance · PowerZone controller
From a Generac owner's manual covering: MDG150, MDG175, MDG250. Check it applies to your exact model before use.
Applies to: Generac MDG150, Generac MDG175, Generac MDG250
Procedure
- With the unit shut down, move the control power switch to CONTROL ON (I).
- Press any direction button to enter the maintenance screens.
- Press ENTER and the Engine STOP button simultaneously to display the Configuration menu.
- Press DOWN to move the cursor to the maintenance group.
- Press RIGHT to access the sections; highlight the maintenance section.
- Press RIGHT to access parameters and highlight the alarm to reset.
- Press ENTER; highlight RESET under the selected alarm.
- Press ENTER to reset the selected maintenance alarm.
- Repeat steps for additional resets.
- Press and hold ENTER for five seconds to save changes.
Specs & values
- Maintenance intervals set at 250, 500 and 3,000 hours
Full service-parts list: Generac MDG150 →, Generac MDG175 →, Generac MDG250 →
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.