TM 9-2320-279-20-2
Brake and Air System Maintenance Instructions (Cont)
11-12.
BRAKE RELAY VALVES REMOVAL/INSTALLATION (CONT).
NOTE
Some vehicles have two nuts, lockwashers,
and screws. Others have two flanged nuts
and screws.
(6)
Install brake relay valve (10) with two
screws (12), lockwashers (13), and
nuts (14).
(7)
Connect four air lines (15) to elbows (9).
(8)
Connect air supply line (16) to
elbow (11).
(9)
Connect two control lines (17) to double
check valve (1).
g.
Left Rear Brake Relay Valve
Removal (M978).
NOTE
Tag and mark air lines and
elbows before removal.
(1)
Disconnect four air lines (1)
from brake relay valve (2).
(2) Disconnect air supply
line (3) from elbow (4).
(3)
Disconnect air line (5)
from elbow (6).
11-48
Change 2
