Cummins/Onan — Bearing Removal
Repair & overhaul · End bearing
From a Cummins/Onan service manual — check it applies to your exact model before use.
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
- The end bearing must only be dismantled as necessary for relubrication, replacement, or major overhaul.
Procedure
- Remove the four screws holding bearing cap.
- Remove cap.
- Remove circlip.
- Remove bearing cartridge housing complete with bearing.
- When replacing bearing onto rotor shaft, apply pressing force to the inner face of the bearing only.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Recommended Lubricant: Lithium based grease, Mobilux No. 2 or Shell Alvania R3
- Temperature Range: -22 F to +248 F (-30 C to +120 C)
- Quantity: 2.74 oz. (81 ml)
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.