Removal - Dfcm Filter; Installation – Dfcm Filter - Ford Diesel 2011 Supplement Manual

Maintenance and Specifications
Refer to Motorcraft part numbers later in this chapter for the fuel filter
replacement part number. This part number includes filters and seals for
both the engine-mounted and frame-mounted filters.

Removal - DFCM filter

The DFCM filter is located in the lower portion of the DFCM housing.
1. Drain the DFCM. See Fuel filter/water separator earlier in this
chapter.
To install the new DFCM filter, see Installation – DFCM filter later in
this section.
2. Remove the lower portion of the
DFCM housing (filter bowl) by
turning it counterclockwise using a
32 mm socket.
Note: Depending on the amount
seal swelling, removal of the filter
bowl may be noisy and require some
effort. Replace the seal prior to
reinstalling the filter/bowl to
improve assembly.
3. Remove and discard the old fuel filter element.
4. Carefully clean the mating surfaces using a lint-free rag.
Installation – DFCM filter
1. Install the new filter into the filter bowl tabs and replace the seal on
the DFCM header (top portion of DFCM). Refer to Motorcraft part
numbers later in this chapter for the fuel filter kit part number.
2. Reinstall the lower portion of the housing by slowly turning it
clockwise onto DFCM housing, allowing fuel to soak into the fuel filter
element. Tighten the lower housing until it contacts the mechanical stop.
Note: The engine will not run properly if the DFCM fuel filter is not
installed in the housing.
The system will need to be purged of air after removal/changing of the
filter. See Purging air from the fuel system after DFCM and engine
mounted fuel filter replacement following.
40
2011 Diesel (eco)
Supplement, 5th Printing
USA (fus)