SECTION II: PRIMARY, FUEL/WATER SEPARATOR, AND MANIFOLD
TM 9-2350-256-20
HEATER FUEL FILTERS AND RELATED PARTS
NOTE
Oil cooler lines removed for clarity.
1
Loosen bleeder valve (1).
2
Disconnect constant bleed line (2) and drain fuel into
suitable container.
3
Remove constant bleed line (2), filter (9), screw (10),
clamp (11), nipple (12), lockwasher (13), and locknut
(14).
4
Disconnect fuel filter outlet hose (15) and fuel filter
inlet hose (16) from primary fuel filter (8).
5
Remove fuel filter inlet hose (16) with coupling (17) by
removing screw (18), clamp (19), flat washer (20), and
nut (21) from bracket (22).
6
Remove bracket (22) by removing nut (23).
7
Remove two self-locking nuts (24), two screws (25),
and primary fuel filter (8) from filter bracket (26).
8
Remove filter bracket (26) by removing two screws
(27) and two lockwashers (28). 9 Remove elbow (29)
and adapter (30).
c. DISASSEMBLY
1
Loosen retaining screw (31) and lift off fuel filter head
(4). Remove and discard filter head gasket (5).
2
Remove retaining screw (31), flat washer (32), gasket
(33), and nut (34) from fuel filter head (4). Discard
gasket.
3
Remove bleeder valve (1) from fuel filter head (4).
4
Remove and discard fuel filter element (6).
5
Remove preformed packing (35), retainer assembly
(36), and helical compression spring (37) from filter
body (7).
d. CLEANING
WARNING
Dry-cleaning solvent used to clean parts is
potentially
dangerous
to
personnel
and
property. Do not use near open flame or
excessive heat. Flashpoint of solvent is
138°F (590C).
4
33