TM 9-2330-390-14&P
4-170
4-72.
FRONT DOLLY AIRLINES REPLACEMENT (Con't).
NOTE
Left side and right side hose assemblies are replaced the same way. Right side
hose assembly is illustrated.
1.
Disconnect hose assembly (21) from airbrake
chamber (20).
2.
Remove spring (23) from eyebolt (24).
NOTE
Hose assembly to other airbrake
chamber is removed at same time.
3.
Remove nut (25) from eyebolt (24) and sepa-
rate hose clamp (26). Release hose assembly
(21).
4.
Disconnect hose assembly (21) from relay
emergency valve (22). Remove hose assem-
bly.
5.
Connect hose assembly (21) to relay emer-
gency valve (22).
6.
Connect hose assembly (21) to airbrake cham-
ber (20).
NOTE
Hose assembly to other airbrake chamber is installed at same time.
7.
Install hose assembly (21) in hose clamp (26) and secure with eyebolt (24) and nut (25).
8.
Install spring (23) on eyebolt (24).
1.
Disconnect tube assembly (27) from elbow (29) at relay emergency valve (22).
2.
Disconnect tube assembly (27) from elbow (28) at pressure protection valve (30). Remove tube assembly.
3.
Connect tube assembly (27) to elbow (28).
4.
Connect tube assembly (27) to elbow (29).
b.
RELAY EMERGENCY VALVE-TO-AIRBRAKE CHAMBER HOSE ASSEMBLY REPLACEMENT
c.
PRESSURE PROTECTION VALVE-TO-RELAY EMERGENCY
VALVE TUBE ASSEMBLY REPLACEMENT
