TM 9-2330-359-14&P
4-36. AIR LINES AND FITTINGS MAINTENANCE (M872A3) (Con’t).
18.
Remove insert (8), elbow (7), and adapter (6) from emergency relay valve (3).
19.
Remove hose (28) from elbow (30).
20.
Remove insert (29) from elbow (30).
21.
Remove elbow (30) and adapter (31) from emergency relay valve (3).
22.
Remove emergency relay valve (3) from nipple (2). Remove nipple from air reservoir (1).
b. REPAIR I
1.
Cut new hose/line to required length using the unserviceable hose/line as guide.
2.
Trim and square ends of hose/line with hose/tube wall.
WARNING
Compressed air used for clearing restrictions should never exceed 30 psi (207 kPa).
Wear protective clothing (goggles/shield, gloves, etc.) and use caution to avoid injury
to personnel.
3.
Remove foreign matter from hose/line with compressed air.
4.
For metal air lines, remove tube nuts and sleeves from new fitting assemblies and position on ends of tubes.
5.
For nylon air lines, remove tube nuts and sleeves from new fitting assemblies and position on ends of nylon
tube. Install inserts in each end of tube.
c.
INSTALLATION
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
NOTE
Apply antiseize tape to all male threads before Installation.
Install nipple (2) in air reservoir (1). Install emergency relay valve (3) on nipple.
Install adapter (31) and elbow (30) on emergency relay valve (3).
Install insert (29) and hose assembly (28) on elbow (30).
Install adapter (6) and elbow (7) on emergency relay valve (3).
Install insert (8), hose (9), adapter (10), and cross (11) on elbow (7).
Install hose (13) and adapter (14) on cross (11).
Install two inserts (12), hose assemblies (5), and bushings (4) on cross (11).
Install two bushings (4) on airbrake chambers.
Install two adapters (18) and elbows (19) on emergency relay valve (3).
Install two nipples (20), tees (21), nipples (22), hose assemblies (23), and bushings (24) on elbows (19).
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