Cummins/Onan — Crankshaft Seal, Rear - Replace (Vert)
Repair & overhaul · rear crankshaft seal
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
- Disconnect and connect choke cable, governor linkage, electrical wiring
- Remove and install oil base and o-rings, oil base assembly, oil seal
- Test run unit
Specs & values
- SRT 01-3AA
- 2.4 hours
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.