TM 9-2320-273-20
BRAKE SYSTEM.
9-27. DOUBLE-CHECK VALVE MAINTENANCE (Continued).
LOCATION/lTEM
ACTION
REMARKS
C. CHECKING FOR LEAKS.
9.
10.
11.
Engine.
Start up (see TM 9-2320-273-
10). Allow system to reach
operating pressure of 105-120
psi (724-827 kPa).
Double-check valve with
Use soap solution to check for
stoplamp switch (2),
leaks.
double-check valve (5), air
lines (3), elbows (4), and
tee (8).
Engine.
Shut down
273-10).
(see TM 9-2320-
Tighten as necessary.
J
9-105
