TM 9-2330-267-14&P
4-38. AIR LINES, HOSES, AND FITTINGS MAINTENANCE (M149A1 AND M149A2) (Con’t).
b.
DISASSEMBLY
1.
Remove air coupling (12) and plate (14) from hose connector (15).
2.
Remove preformed packing (13) from air coupling (12). Discard preformed packing.
3.
Remove rubber hose (16) from hose connectors (15 and 17).
c.
ASSEMBLY
1.
Install rubber hose (16) in hose connectors (15 and 17).
2.
Install new preformed packing (13) in air coupling (12).
3.
Install plate (14) and air coupling (12) on hose connector (15).
d.
INSTALLATION
1.
Install adapter (4) in relay valve (6) and elbow (2) in airbrake chamber.
2.
Install tube assembly (3) to adapter (4) and elbow (2).
3.
install elbow (5) in relay valve (6).
4.
Install grommet (11) on intervehicular air hose (9).
5.
Position two intervehicular air hoses (1 and 9) on frame assembly and connect to relay valve (6) and elbow (5).
6.
Install two retaining straps (8), three retaining straps (7), and five self-tapping screws (10) to secure
intervehicular air hoses (1 and 9) to frame assembly.
TA507036
4-70
