Cummins/Onan — Setting the Hour-Meter (SET Gen Hour)
Adjustments · EC-30 hour meter
From a Cummins/Onan service manual — check it applies to your exact model before use.
Applies to: Cummins/Onan HDKA, Cummins/Onan HDKB, Cummins/Onan HDKC
Before you start
- ENTER to unlock prevents unauthorized changes to the hour-meter.
Procedure
- Check the hour-meter on the genset and record the reading.
- Enter the SETUP & INFO menu and navigate to the SETUP GENSET display; press ENTER.
- Use the DOWN key to select the SET Gen hour's display; press SET.
- Press ENTER at the ENTER to unlock display to continue.
- Hold down the UP/DOWN key and scroll until the left-most digit matches the desired value.
- Release the UP/DOWN key and wait four seconds for the underline to move to the next digit; scroll to its desired value.
- Set each successive digit to the right until the correct genset hours are displayed, then press ENTER to store.
Specs & values
- Value stored in permanent memory
Full service-parts list: Cummins/Onan HDKA →, Cummins/Onan HDKB →, Cummins/Onan HDKC →
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.