ARMY TM 9-6115-464-12
AIR FORCE TO 35C2-3-445-1
NAVY NAVFAC P-8-624-12
4-31
a.
b.
SECONDARY FUEL FILTER.
Removal.
(1) Drain day tank assembly (para 3-21).
(2) Open drain cock (1, Figure 4-18) and allow fuel to drain into a sutiable container.
(3) Disconnect fuel hose assemblies (2 and 3).
(4) Remove capcrews (4) and lockwashers (5) to remove secondary fuel filter (6).
(5) Remove elbows (7).
(6) Do not remove capscrews (8), lockwashers (9), mounting bracket (10) and gasket
ment is necessary.
(7) Refer to paragraph 4-31b and disassemble fuel filter assembly.
Disassembly
(11)
(1)
(2)
(3)
(4)
Open drain cock (1, Figure 4-19) and allow fuel to drain into a suitable container.
Remove center screw assembly (2) and washer (3) to remove housing (6) and gasket (7). Discard
gasket.
Remove bleeder plug (4) from center screw (5).
Withdraw filter element (8) from housing and discard.
c. Cleaning and Inspection.
(1) Clean fuel filter assembly parts and mounting bracket in an approved solvent and dry thoroughly.
(2) Inspect filter head and casing for cracks, corrosion and other damage.
(3) Inspect mounting bracket for cracks, corrosion, and cracked or broken welds.
(4) Replace any defective parts.
Remove old filter gasket before installing new gasket. Failure to do so could
result in cracking head assembly. Equipment damage could result if caution
is not observed.
d. Reassembly.
(1) Insert replacement filter element (8) into housing (Figure 4-19).
(2) Install replacement gasket (7) and secure housing (6) with washer (3) and center screw (2). Torque
screw 17±2 lbs-ft.
(3) Close drain cock (1) and fill day tank.
(4) Install bleeder plug (4).
e.
Installation.
(1)
(2)
(3)
(4)
(5)
(6)
(7)
4-50
unless replace-
Refer to para 4-31d and reassemble fuel filter assembly.
If removed (Figure 4-18), install gasket (11), mounting bracket (10), lockwashers (9), and capscrews (8).
Install elbows (7).
Install secondary fuel filter (6), lockwashers (5), and capscrews (4).
Reconnect fuel hose assemblies (3 and 2).
Close drain cock (1).
Fill day tank.
