Cummins/Onan LS-15M — Bearing Removal (HC4-7)
Repair & overhaul · Generator end bearing
For the Cummins/Onan LS-15M, from the Cummins/Onan service manual.
Applies to: Cummins/Onan DFAA, Cummins/Onan DFAB, Cummins/Onan DFAC, Cummins/Onan DFBF, Cummins/Onan DFCB, Cummins/Onan DFCC, Cummins/Onan DFCE, Cummins/Onan DFE
Before you start
- When replacing bearing onto rotor shaft, be sure to apply pressing force to the inner face of the bearing only.
Procedure
- Remove the generator endbracket.
- Remove the four screws holding bearing cap.
- Remove cap.
- Remove circlip.
- Remove bearing cartridge housing complete with bearing.
Tools required
- Two or three legged manual or hydraulic bearing pullers Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Full service-parts list: Cummins/Onan DFBF →, Cummins/Onan DFCC →, Cummins/Onan DFCE →, Cummins/Onan DFE →
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.