TM 9-4120-402-14
5-33. TUBING AND FITTINGS.
This task covers:
a.
Inspect
b.
Test
c.
Replace
INITIAL SETUP
Tools
Equipment Condition
Refrigeration Unit Service Tool Kit
Remove covers and panels as necessary to gain access
Appendix B, item 1
to repair area.
a.
Inspect.
Inspect tubing and fittings for visible signs of damage. Replace if damaged.
b.
Test.
Test fittings for leaks. Repair or replace as needed. (See paragraph 5-15.)
c.
Replace.
(1)
Remove refrigerant desiccant dehydrator. (See paragraph 5-21.)
(2)
Purge refrigerant system. (See paragraph 5-12.)
(3)
Debraze the tube/fitting connections and remove part from unit. (See paragraph 5-13.)
(4)
Place the new part in unit on the tube/fitting ends. Braze the connections. (See paragraph 5-13.)
(5)
Install new refrigerant desiccant dehydrator. (See paragraph 5-21.)
NOTE
FOLLOW-ON MAINTENANCE:
Install any panels or covers removed for access.
5-86
