TM 9-2330-359-14&P
4-40. AIR COUPLING MAINTENANCE (M872A3).
This Task Covers:
a.
Removal
c.
Assembly
b.
Disassembly
d.
Installation
Initial Setup:
Equipment Conditions:
• Semitrailer uncoupled
2-18).
Tools/Test Equipment:
Materials/Parts:
from towing vehicle (para
Antiseize tape (item 14, Appendix E)
One preformed packing
• General mechanic’s tool kit
NOTE
Service and emergency air couplings are maintained the same way.
a.
REMOVAL
1.
Remove ten screws (13) and nose box cover (12) from nose box (1).
2.
Disconnect air hose (2) from elbow (3).
TA508037
4-71
