TM 9-4120-388-14
This task covers:
a. Inspection
b. Removal
c. Installation
INITIAL SETUP:
Equipment Condition
Radio frequency filter removed (4-44).
Inspection.
a.
(1) Check for evidence of leakage. Leak test per paragraph 5-10, if leak is suspected.
(2) Check for damage. Replace if damaged.
b. Removal.
(1) Discharge the refrigerant system per paragraph 5-7.
(2) Hold fitting so that it is not twisted and unscrew pressure relief valve.
Installation.
c.
(1) Apply antisieze tape (item 15, Appendix E) to threads of valve.
(2) Screw pressure relief valve in place while holding adapter fitting.
(3) Replace the dehydrator. (See para 5-14.)
(4) Leak test all newly connected joints and those in the repair area. (See para 5-10.)
(5) Install radio frequency filter. (See para 4-44.)
(6) Evacuate and charge the refrigerant system. (See para 5-11 and 5-12.)
