TM 9-2320-273-20
COMPRESSED AIR SYSTEM.
9-12. SUPPLY RESERVOIR AUTOMATIC DRAIN VALVE AND AIR HOSE COUPLING (Continued).
LOCATION/lTEM
ACTION
REMARKS
B. INSTALLATION.
4. Drain valve (3).
a. Coat threads with liquid
teflon.
b. Screw into supply reservoir
(1) and tighten.
5. Elbow (2) and air hose
a. Coat threads with liquid
coupling (6).
teflon.
b. Screw elbow (2) into
supply reservoir (1).
c. Screw air hose coupling (6)
into elbow (2).
C. CHECKING FOR LEAKS.
6. Engine.
Start up (see TM 9-2320-273-
10). Allow system to reach
operating pressure of 90-120
psi (621-827 kPa).
7. Drain valve (3), supply
reservoir (1), elbow (2),
and air hose coupling (6).
Use soap solution to check for
leaks.
8. Engine.
Shut down (see TM 9-2320-
273-10).
9-36
