Cummins/Onan — Troubleshoot − Engine Unstable (Hunts) (Genset)
Testing & diagnosis · Governor / fuel system
From a Cummins/Onan service manual — check it applies to your exact model before use.
Applies to: Cummins/Onan HDKA
Procedure
- Check fuel supply
- Check fuel lines for leakage
- Check loose wire connection
- Perform checks in step 01
- Check governor linkage for binding
- Check governor adjustments
Specs & values
- SRT 00−041
- Step 01 time 0.5 h
- Step 02 time 0.8 h
Full service-parts list: Cummins/Onan HDKA →
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.