TM 9-2330-373-14 & P
4-25.
RELAY VALVE (cont)
LEAKAGE TEST (cont)
5. Leakage in steps 2, 3, and 5 above must not exceed one inch bubble in two seconds. If excess leakage is found,
replace relay valve.
REMOVAL
open air reservoir drain cock.
2. Disconnect service and emergency air lines, air
reservoir air tube, and brake air chamber air
tubes.
3. Remove three nuts, washers and screws
securing relay valve to mounting bracket.
Remove relay valve.
INSTALLATION
1. Position relay valve on mounting bracket and
secure with three screws, washers, and nuts.
2. Connect brake air chamber air tubes, air
reservoir air tube, and service and emergency
air lines to relay valve.
3. Make operating and leakage tests.
4-26.
AIR RESERVOIR
THIS TASK COVERS
a.
Leakage test
b.
Removal
c.
Installation
d.
Drain cock leakage test
e.
Removal of drain cock
f.
Cleaning and inspection of drain cock
g.
Installation of drain cock
Test Equipment Required:
None
Personnel Required:
1
TA 314789
4-69