TM 55-1520-240-23-8
10-90.1
INSTALL NO. 1 SYSTEM (LEFT SIDE) MAIN FUEL TANK SERVICING CHECK
VALVE
(Continued)
10-90.1
5.
Remove barrier material and tape covering holes
in fittings (9 and 10). Clean any residual tape
adhesive. Use dry cleaning solvent (E162) and
cloths (E135). Use goggles for eyes. Wear
gloves (E184.1).
6.
Position tube (7), elbow (8), and filling (11)
between manifold (1), fitting (10), and breakaway
fitting (9).
7.
Position gasket (12) between tube (7) and fitting
(9).
8.
Install four bolts (13), washers (14), and nuts
(15).
9.
Tighten three ring nuts (16) on fitting (11).
Tighten ring nut (17) on elbow (8). Lockwire ring
nuts. Use lockwire (E233).
INSPECT
FOLLOW-ON MAINTENANCE:
Install ERFS II refueling hose (Task 10-55.3).
Refuel helicopter (Task 1-51).
Bleed fuel system (Task 10-121).
Perform operational check of fuel system (TM
55-1520-240-T).
Check for leaks (Task 10-4).
Close forward left landing gear access panel (Task
2-2).
END OF TASK
10-437
