Quantcast SERVICE AND EMERGENCY SWIVEL COUPLINGS (GLADHANDS) REPLACEMENT.

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TM 9-2330-326-14&P
6-17. SERVICE AND EMERGENCY SWIVEL COUPLINGS (GLADHANDS) REPLACEMENT.
This Task Covers:
a. Removal
b. Installation
c. Follow-On Tasks
Initial Setup:
Tools and Special Tools:
Materials:
Tool kit, general mechanic's (Item 4, Appendix B-3)
Oil, lubricating (Item 9, Appendix F)
Equipment Conditions:
References:
Landing legs down
Semitrailer disconnected from prime mover
Tires chocked
Ground boards emplaced
NOTE
Service and emergency couplings are removed and installed in the
same way.
General Procedure:
a. Removal.
1.
Remove three self-tapping screws (1) and swivel coupling (3 or 5). Discard self-tapping screws.
2.
Remove seal (4 or 6) from swivel coupling (3 or 5). Discard seal (Red seal emergency air, blue
seal service air.).
3.
Remove four self-tapping screws (1) and plates (2) from semitrailer bulkhead. Discard self-
tapping screws.
b. Installation.
1.
Install plate (2) and four new self-tapping screws (1) to semitrailer bulkhead.
2.
Install new seal (4 or 6) onto swivel coupling (3 or 5).
3.
Install swivel coupling (3 or 5) and three new self-tapping screws (1).
4.
If seal dust cover (7) is damaged, replace one or both dust covers.



 


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