TM9-2330-358-14&P
a.
Removal.
(1) Disconnect input (1, fig. 4-31) and output (2) lines from elbows (3) and
tee (8).
(2) Remove two elbows (3), adapter (7) and tee (8).
(3) Remove relay valve assembly (4) by rotating entire valve assembly
counterclockwise.
If removing forward valve, be sure to remove tee to
rear reservoir.
(4) Remove nipple (5) from rear of valve assembly (4).
(5) Repeat steps 1 through 4 for other valve assembly, if required.
Emergency Relay Valve (B1871)
Figure 4-31.
b.
Installation.
(1) Install nipple (5, fig. 4-31) to rear of valve assembly (4).
(2) Install valve assembly (4) to reservoir (6) by rotating entire valve
assembly clockwise.
(3) Install two elbows (3), adapter (7) and tee (8).
(4) Connect input (1) and output (2) lines to elbows (3) and tee (8).
4-60