TM 55-1520-240-23-8
10-51
REMOVE MAIN FUEL TANK FORWARD BOOST PUMP AND CHECK VALVE
(Continued)
10-51
8.
Tag two electrical plugs (18 and 19). Remove
lockwire and disconnect two plugs.
9.
Remove lockwire and loosen two locknuts (20
and 21).
10.
Remove 30 bolts (22), washers (23), and bracket
(24). Tie back cables (25). Use tape (E388).
11.
Move access door (26) from tank for access to
inside of door.
Do not puncture or scratch lining
of fuel tank. If lining is broken, fuel
penetrates and activates self-sealing
layers. Activated layers swell and trap
fuel. Activated green spongy material
also contaminates fuel system. This
makes it necessary to replace fuel
tank and flush fuel system.
12.
Disconnect hose (27). Plug and tag hose and
cap nipple (28).
13.
Disconnect hose (29). Cap hose and plug ring
nut (30).
14.
Disconnect and tag two hoses (31 and 32). Plug
hoses and cap nipples (33 and 34).
15.
Remove locknuts (20 and 21).
16.
Remove electrical cables (35 and 36) from holes
(37 and 38) in access door (26). Tag cables.
17.
Remove access door (26) and gasket (39).
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