John Deere — Replacing Fuel Filter Element (Single Filter)
Maintenance
From a John Deere owner's manual covering: 4045TF120, 6068HF158, 6068TF120, 6068TF250. Check it applies to your exact model before use.
Applies to: John Deere 4045TF120, John Deere 6068TF120, John Deere 6068TF250
Before you start
- Escaping fluid under pressure can penetrate the skin causing serious injury.
Procedure
- Close fuel shut-off valve, if equipped.
- Thoroughly clean fuel filter assembly and surrounding area.
- Loosen drain plug and drain fuel into a suitable container.
- Grasp retaining ring and rotate clockwise 1/4 turn; remove ring with filter element.
- Inspect filter mounting base for cleanliness; clean as required.
- Install new filter element onto mounting base; index properly and seat firmly.
- Install retaining ring; hand tighten about 1/3 turn until it snaps into detent.
- Open fuel shut-off valve and bleed the fuel system; tighten bleed plug.
Full service-parts list: John Deere 6068TF250 →
Source: John Deere owner'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.