Replacing Fuel Filter-5425N and 5525N

2. Open drain valve (C) and drain fuel.

3. Lift up and rotate retaining ring (A) counterclockwise. Remove ring with filter (B).

4. Remove separator (D) from filter.

a. Drain and clean separator. Dry with compressed air.

b. Install water separator on new filter.

5. Fill new filter with fresh diesel fuel.

6. Install new filter assembly. Tighten retaining ring hand-tight.

7. Bleed the fuel system. (See procedure in this section.)

8. Start engine and allow to run at slow idle for ten minutes.

A-Retaining Ring
B-Fuel Filter
C-Drain Valve
D-Water Separator

OUMX005,00019F1 -19-28APR05-1/1