TM 9-2330-357-14&P
4-33. AIR COUPLING REPLACEMENT.
This Task Covers:
a. Removal
c. Installation
b. Cleaning and Inspection
Initial Setup:
Equipment Conditions:
Materials/Parts:
Tractor truck air lines disconnected from semitrailer
Tools/Test Equipment:
General mechanic's tool kit
a. REMOVAL
1.
Loosen nut (1).
2.
Remove air coupling (3) from fitting (2). Cap
3.
If damaged, remove preformed packing (4)
from air coupling (3) and discard.
b. CLEANING AND INSPECTION
_________
WARNING
Dry cleaning solvent, P-D-680, is toxic and flammable. Always wear protective goggles and
gloves, and use only In a well-ventilated area. Avoid contact with skin, eyes, and clothes,
and DO NOT breathe vapors. DO NOT use near open flame or excessive heat. The solvent's
flash point is 100 -138 (38 -59 ). If you become dizzy while using cleaning solvent,
F
F
C
C
Immediately get fresh air and medical help. If solvent contacts eyes, Immediately wash your
eyes and get medical aid.
1.
Remove all buildup of dirt or grease by using a clean rag or medium bristle brush and dry cleaning
solvent, and allow to dry.
TA706474
4-62