Cummins/Onan — Breather - Service (SRT 03-801)
Maintenance · Crankcase breather
From a Cummins/Onan service manual — check it applies to your exact model before use.
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Procedure
- Disconnect and connect battery cables
- Remove breather cover
- Remove breather gasket
- Remove and replace breather element
- Test run unit
Specs & values
- Standard repair time 0.7 hrs
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.