FUEL FILTER/WATER SEPARATOR ASSEMBLY.

TM 3-1040-279-12&P

4-44 FUEL FILTER/WATER SEPARATOR ASSEMBLY.

This task covers replacement of Fuel Filter/Water Separator.

INITIAL SETUP

Tools

General Safety Instructions

General Mechanic's Automotive Tool Kit

Before performing any maintenance procedure,

SC 5180-90-N26

be sure circuit breaker CB1 is in the OFF

position.

Ensure carrier is blocked (M1059 version).

Materials

Read and understand all WARNINGS for fuel.

Sealing Compound (Item 12, App E)

Lock washers

Ensure a fully charged fire extinguisher is on

hand for possible use.

Self-locking nuts

REMOVAL

NOTES

The following procedures apply to one fuel filter/water separator assembly.

Both are removed and installed the same way. Retain any thread

adapters/elbows, etc. required for your system.

Plug fuel hoses after removing to prevent fuel spills. Dispose of waste fuel

IAW Unit SOP. For the M1059 version, remove and install fuel filter/water

separators mounted on the armor shields.

Loosen fuel vent plug (1) on fuel filter/water separator (2) by turning counterclockwise two turns.

Place suitable container under the drain valve (3). Drain the entire contents of the fuel filter/water

separator. Close drain valve and tighten vent.

Remove fuel hose (4) from inlet tube adapter/elbow on fuel filter/water separator (2).

Remove fuel hose (5) from outlet tube adapter/elbow on fuel filter/water separator (2).

Remove two screws (6), flat washers (7), lock washers (8) and self-locking nuts (9) and fuel

filter/water separator (2) from fog oil tank assembly mounting bracket (10). Discard lock washers

and self-locking nuts. See TM 3-1040-248-20&P for motorized assembly, and TM 9-2350-261-24P

for mechanized assembly.

Change 4