Cummins/Onan 6GO — Semi-Yearly Generator Ball Bearing Service
Maintenance
For the Cummins/Onan 6GO, from the Cummins/Onan operator's manual.
Applies to: Continental Red Seal Y91-273 or Y91-264 engine
Before you start
- Be sure that no dirt gets into the bearing.
Procedure
- Remove the plate from the housing rear end.
- Clean all dirt from around the generator bearing cover and remove the cover and gasket.
- Remove the old lubricant from the bearing with a clean finger.
- Work about one tablespoon of new ball bearing lubricant into the bearing and again remove the lubricant.
- Refill the bearing housing about one half full of bearing lubricant, packing it well into the lower half of the bearing.
- Reinstall the bearing cover, using a new gasket if necessary.
Specs & values
- About one tablespoon of new ball bearing lubricant
- Refill housing about one half full
Source: Cummins/Onan operator's 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.