TM 9-4120-370-14
TO 35E9-229-1
5-29. PRESSURE RELIEF VALVE
Preliminary procedure:
Remove lower front panel. (See para 4-25.)
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) Using two wrenches, hold fitting so that it is not twisted and unscrew pressure relief valve.
Installation
c.
(1) Apply antisieze tape (item 13, Appendix E) to threads of valve.
(2) Using two wrenches, 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 Iower front panel (See para 4-25.)
(6) Evacuate and charge the refrigerant system. (See para 5-11 and para 5-12.)
