John Deere — 4. Remove filter element using suitable filter wrench.
A John Deere service procedure — check it applies to your exact model before use.
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Procedure
- 5. Disconnect fuel lines from inlet (A) and outlet (B) ports.
- 6. Disconnect fuel line fitting (C) from pressure relief valve.
- 7. Remove 2 capscrews (D) from filter head and remove head from mounting bracket on engine. Install Fuel Filter Head
- 1. Loosely install filter head to filter mounting bracket. Do not tighten cap screws.
- 2. Loosely connect fuel lines to fuel filter inlet and outlet ports. Do not tighten.
- 3. Tighten filter head to mounting bracket on engine to specification.
Source: manual:CTM255.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.