TM 9-2320-279-20-2
Brake and Air System Maintenance Instructions (Cont)
(4) Disconnect two control
lines (7) from double check
valve (8).
NOTE
Some vehicles have two nuts,
lockwashers, and screws. Others
have two flanged nuts and screws.
(5)
Remove two nuts (9),
lockwashers (10), screws (11),
and brake relay valve (2) from
bracket (12).
(6)
Remove four elbows (13)
from bottom of brake relay
valve (2).
(7)
Remove elbow (6), protection
valve (14), nipple (15), and
bushing (16) from tee tee (17).
(8)
Remove elbow (4) from
tee (17).
(9)
Remove tee (17) from brake
relay valve (2).
Change 2
11-49