TM 55-1520-240-23-8
10-61
REMOVE SUCTION FEED CHECK VALVE
(Continued)
10-61
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.
NOTE
Procedure is same to remove suction
feed check valve from No. 1 or No.
2 main fuel tank. Removal of No. 2
(right) valve is shown here.
1.
Remove bolt (1) and washer (2) from mounting
bracket (3).
2.
Disconnect bonding jumper (4). Install washer
(2) and bolt (1).
3.
Remove nut (5), washer (6), bolt (7), and spacer
(8).
4.
Disconnect tube (9) from check valve (10).
5.
Remove check valve (10), bellmouth tube (11),
clamp (12), and bonding jumper (4) as a unit.
6.
Cover access hole (13) in tank (14). Use barrier
material (E80) and tape (E388).
7.
Disconnect bellmouth tube (11) from valve (10).
8.
Remove clamp (12).
FOLLOW-ON MAINTENANCE:
None
END OF TASK
10-313
