Cummins/Onan — Rotor Installation
Repair & overhaul · PMA Rotor
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
- Protect the rotor from being dropped or struck; keep metal chips away.
Procedure
- Bar the engine until the counterweight on the front engine pulley is straight down.
- Mate the rotor to the crankshaft such that the middle line on the back of the flywheel lines up with the pointer in the flywheel housing.
- Secure the rotor to the flywheel housing with 5 screws.
- Perform stator installation.
Specs & values
- Rotor/Flywheel mounting bolts torque 53.9-58.8 Nm
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.