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TM5-4120-377-14
Figure 5-25. Pressure Regulating Valve
(1) Discharge the refrigeration system in accordance with paragraph 5-6.
(2) Purge the system with nitrogen and debraze the tube connections. (See para 5-7 and 5-8.)
(3) Remove the pressure regulating valve.
c. Installation
(1) Place the pressure regulating valve on the tube ends, purge the system with nitrogen and braze the
tube joints. (See para 5-7 and 5-8.)
(2) Replace the dehydrator. (See para 5-13.)
(3) Install the compressor. (See para 5-20.)
(4) Leak test all newly connected joints and those in the repair area. (See para 5-9.)
(5) Evacuate and charge the refrigerant system. (See para 5-10 and 5-11.)
5-52
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