Cummins/Onan — Governor Removal
Repair & overhaul
From a Cummins/Onan service manual — check it applies to your exact model before use.
Applies to: Cummins/Onan HDKA, Cummins/Onan HDKAH, Cummins/Onan HDKAJ, Cummins/Onan HDKAK
Before you start
- Uncontrolled spring tension can cause eye damage.
Procedure
- Disconnect negative battery cable.
- Remove front housing panel.
- Disconnect 2 leads and remove snap-on cover.
- Pry fuel rack return spring leg out of slot.
- Remove 4 stator screws; lift off bearing carrier and stator.
- Pry rotor off shaft.
- Remove 4 screws securing base to engine gear cover.
- Unhook governor spring while lifting governor assembly away.
Tools required
- screwdriver Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Full service-parts list: Cummins/Onan HDKA →, Cummins/Onan HDKAH →, Cummins/Onan HDKAJ →, Cummins/Onan HDKAK →
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.