TM 1-1740-204-13&P
3-20.1. REMOVAL
WARNING
Remove or disconnect nitrogen tanks before maintenance. Never disconnect a pressurized line.
a.
Loosen fitting on elbow (1).
b.
Remove nut (2) and washer (3) from hose fitting (4).
c.
Remove valve assembly (5) by disconnecting assembly from elbow (1) and mounting bracket (6).
d.
Remove hose fitting (4) and elbow (6) from the body of the high pressure shutoff valve (7).
3-20.2. INSTALLATION
a.
Using Teflon tape (D1) or sealant (D2), install hose fitting (4) and elbow (6) into the body of the high pressure
shutoff valve (7).
b.
Position the assembly in the hole of mounting bracket (6) and loosely secure with nut (2).
c.
Mount the assembly by elbow (6) and tighten the flare nut on elbow (1).
d.
Tighten the nut (2) to secure the assembly to the mounting bracket (6).
e.
Perform leak check and confidence test procedure per paragraph 2-8.
END OF TASK
3-25