John Deere — Procedure 1

A John Deere service procedure — check it applies to your exact model before use.

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Procedure

1. 1. Thoroughly clean pre-filter/water bowl assembly and
2. surrounding area to keep from getting dirt and debris
3. into fuel system.
4. 2. Connect a fuel line to filter drain (if equipped) on
5. bottom of filter and drain all fuel from the system.
6. 3. Remove pre-filter element (A) and water bowl (B).
7. NOTE: Fuel lines may be connected to different inlet and
8. outlet ports depending on engine application.
9. 4. Disconnect fuel lines from fuel inlet (C) and fuel outlet
10. (D).
11. 5. If applicable, disconnect fuel transfer pump connector
12. and water in fuel sensor connector.
13. 6. Remove filter base cap screws (E) and pre-filter base
14. (F).
15. NOTE: Mounting bracket does not need to be removed.

Source: manual:CTM220.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.