TM 9-2320-272-24-1
3-208. AIR COUPLINGS REPLACEMENT (Contd)
d. Front Air Couplings Installation
NOTE
Fittings must be cleaned and inspected for cracks and stripped
l
threads.
Wrap all male pipe threads with antiseize tape before
l
installation.
l Perform step 1 for emergency coupling on left side of vehicle.
1.
Install elbow (3) in valve (13).
NOTE
Perform step 2 for service coupling on right side of vehicle.
2.
Install elbow (3) in air coupling (2) and place air coupling (2) in soft-jawed vise.
3.
Install adapter (4) in elbow (3) and remove air coupling (2) from vise.
4.
Install identification plate (6), bracket (5), and adapter (4) in frame rail (7) with new lockwasher (8) and
nut (9).
5.
Install elbow (10) on adapter (4).
6.
Connect air line (11) to elbow (10).
NOTE
Perform steps 7 and 8 for emergency coupling on left side of
vehicle.
7.
Install pipe nipple (14) in valve (13).
8.
Install air coupling (2) on pipe nipple (14).
9.
Install dummy couplings (15) and (1) and S-hook (12) on air coupling (2) and bracket (5).
3-590
