TM 9-2330-275-14&P
4-42. AIR COUPLING REPLACEMENT.
This Task Covers:
a. Removal
b. Installation
Initial Setup:
Equipment Conditions:
Materials/Parts:
l Dolly set parked on level surface with handbrakes
Tie -down strap (item 15, Appendix E)
applied (para 2-2).
l Antiseizing tape (Item 17, Appendix E)
l One preformed packing
Tools/Test Equipment:
l Two Iockwashers
l General mechanic’s tool kit
1.
Rernove preformed packing (6) from air coupling (7). Discard preformed packing.
2.
Remove air coupiing (7), data plate (8), and tie-down strap (2) from air hose (1). Discard tie-down strap.
3.
Remove two screws (3), Iockwashers (4), and retainer (5) from air coupling (7). Discard iockwashers.
b.
INSTALLATION
1.
Install retainer (5) to air coupling (7) with two new lockwashers (4) and screws
(3)-
2.
Apply antiseizing tape to threads of air hose (1).
3.
Install data plate (8) end air coupling (7) to air hose (1) and install new tie-down strap (2).
4.
Instali new preformed packing (6) on air coupling (7).
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