Cummins/Onan RV QD 3200 — Changing Engine Oil
Maintenance
For the Cummins/Onan RV QD 3200, from the Cummins/Onan service manual.
Applies to: Cummins/Onan HDZAA, Cummins/Onan RV QD 3200
Before you start
- Accidental or remote starting can cause severe personal injury or death. Push the Stop Switch Off and disconnect the battery cables (negative first).
Parts for this job
Part numbers from the service-parts list for Cummins/Onan HDZAA. Verify against your serial number before ordering; some links are affiliate links.
Procedure
- Place a pail under the oil drain plug.
- Remove the maintenance access door and the oil fill cap, unscrew the oil drain cap and drain all the oil from the engine. Reinstall the oil drain cap securely.
- Refill with approximately 0.7 quarts of oil, check oil level and secure the front access door.
- Dispose of the used oil according to local environmental regulations.
- Secure the front access door.
Specs & values
- Refill with approximately 0.7 quarts of oil
Full service-parts list: Cummins/Onan HDZAA →
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.