Cummins/Onan — Draining Water and Sediment from Fuel Filter
Maintenance
From a Cummins/Onan operator's manual — check it applies to your exact model before use.
Applies to: Cummins/Onan MDKAD, Cummins/Onan MDKAE, Cummins/Onan MDKAF, Kubota V1903B engine, Kubota V2203B engine, Kubota V2803B engine
Procedure
- Remove the drain plug and collect the water and sediment (about 1/2 cup [120 ml]) in a suitable container.
- Dispose of properly.
- Reinstall the plug securely.
Specs & values
- Expected water and sediment drain about 1/2 cup [120 ml]
Full service-parts list: Cummins/Onan MDKAD →, Cummins/Onan MDKAE →, Cummins/Onan MDKAF →, Kubota V1903B engine →
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.