Cummins/Onan — Reset the Exerciser/Change-over Clock
Operation
From a Cummins/Onan service manual — check it applies to your exact model before use.
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Before you start
- Resetting the clock erases all existing day, time and program settings.
Procedure
- Depress and hold the (-) (+), (Menu) and (OK) buttons simultaneously.
- When all aspects of the LCD display appear, release the buttons.
- RESET appears, then the display returns to default date 1/1/2004 and time 0:00.
Source: Cummins/Onan service 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.