Cummins/Onan — Carburetor - Adjust
Adjustments
From a Cummins/Onan service manual covering: E124V, E125, E140. Check it applies to your exact model before use.
Applies to: Onan Corporation (Cummins Power Generation) E124V, Onan Corporation (Cummins Power Generation) E140
Procedure
- Adjust throttle stop
- Adjust main jet
- Adjust idle jet
- Note: 1995 C.A.R.B. engines have tamper proof carburetor
- Test run unit
Full service-parts list: Onan Corporation (Cummins Power Generation) E124V →, Onan Corporation (Cummins Power Generation) E140 →
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.