TM 9-2320-273-20
COMPRESSED AIR SYSTEM.
9-13. SECONDARY RESERVOIR MANUAL DRAIN VALVE MAINTENANCE (Continued).
LOCATION/lTEM
ACTION
REMARKS
C. INSTALLATION.
3. Drain valve (2).
D. CHECKING FOR LEAKS.
4. Drain valve (2).
5. Engine.
6. Drain valve (2).
7. Engine.
a. Coat threads with liquid
tefIon.
b. Screw into reservoir (1) and
tighten.
Turn handle to close valve,
Be sure valves are closed
al I service reservoirs.
Start up (see TM 9-2320-
273-10). Allow system to
reach operating pressure of
90-120 psi (621-827 kPa).
Use soap solution to check
Tighten as necessary.
for leaks.
Shut down (see TM 9-2320-
273-10).
on
9-40
