TM 55-1520-240-23-8
10-92
INSTALL NO. 2 SYSTEM (RIGHT SIDE) MAIN FUEL TANK SERVICING CHECK
VALVE
(Continued)
10-92
5.
Remove barrier material and tape from two
fittings (10 and 11). Clean any tape residue. Use
dry cleaning solvent (E162) and cloths (E135).
Use goggles for eyes. Wear gloves (E186).
Do not damage packings during
assembly.
6.
Position elbow (8), cross (12), and tube (9)
between manifold (1) and two fittings (10 and 11).
7.
Position gasket (13).
8.
Tighten three ring nuts (14) on cross (12).
Tighten ring nut (15) on fitting (10).
9.
Install four bolts (16), washers (17), and nuts
(18).
Elbow must be positioned with flow
direction arrow inboard and down.
Structural damage can occur if elbow
installation is incorrect.
10.
Position elbow (19) with flow direction arrow
pointed inboard and down into cross (12).
Tighten ring nut (20).
11.
Lockwire four ring nuts (14 and 15). Use lockwire
(E233).
INSPECT
FOLLOW-ON MAINTENANCE:
Install refueling adapter (Task 10-88).
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 right landing gear access panel (Task
2-2).
END OF TASK
10-443
