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Cummins/Onan — Changing the Air Cleaner Element (Type B Filter Assembly)

Maintenance

From a Cummins/Onan operator's manual — check it applies to your exact model before use.

Applies to: Cummins/Onan DGDA, Cummins/Onan DGDB, Cummins/Onan DGDK, Cummins/Onan 6BT5.9 engine, Cummins/Onan 6BTA5.9 engine

Parts for this job

Part numbers from the service-parts lists for Cummins/Onan DGDA, Cummins/Onan DGDB. Verify against your serial number before ordering; some links are affiliate links.

Procedure

  1. Remove the air cleaner cover.
  2. Remove thumb screw and gasket washer, then remove the element from air cleaner.
  3. Wipe out the interior of the air cleaner housing and cover with a clean, damp cloth.
  4. Install new element and secure with gasket washer and thumb screw.
  5. Put on the air cleaner cover and secure.

Tools required

Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.

Full service-parts list: Cummins/Onan DGDA →, Cummins/Onan DGDB →

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.

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