John Deere 9.0 L Diesel Engines — Remove and Install Primary Fuel Filter Element

Maintenance

For the John Deere 9.0 L Diesel Engines, from the John Deere service manual.

Applies to: John Deere 6090 (9.0 L) engine

Procedure

1. Clean filter header and surrounding area.
2. Connect drain line to drain valve; drain all fuel from canister.
3. Disconnect water-in-fuel sensor connector.
4. Turn canister counter-clockwise to remove.
5. Pull filter element down to remove from header.
6. Inspect sealing surfaces; clean as required.
7. Place new packing on canister; coat with thin film of fuel.
8. Place filter element in canister with tangs down.
9. Install filter onto header until snug.
10. Turn filter additional 3/4 turn after seal contact.
11. Connect water-in-fuel sensor connector.

Source: John Deere 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.

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