Cummins/Onan — Heavy Duty Air Cleaner Element Installation
Maintenance
From a Cummins/Onan service manual covering: QSX15, QSX15-G8, QSX15-G9. Check it applies to your exact model before use.
Applies to: Cummins/Onan DFE, Cummins/Onan DFEJ, Cummins/Onan DFEK, Cummins/Onan QSx15, Cummins/Onan QSX15-G9 engine
Procedure
- If the inner safety element (8) is being replaced, install it and secure with the wing nut (7).
- Check the seals.
- Install the air cleaner primary element (6) in the air cleaner housing.
- Inspect the rubber sealing washer on the wing nut (5).
- Tighten the wing nut to secure the primary element in the air cleaner housing.
- Install the dust shield (4) into the dust pan (2).
- Install the dust shield and dust pan assembly and secure using the band clamp; tighten wing bolt (1).
- Tighten the wing bolt (3).
Full service-parts list: Cummins/Onan DFE →, Cummins/Onan DFEJ →, Cummins/Onan DFEK →, Cummins/Onan QSx15 →
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.