TM 9-4120-403-14
5-20. CHARGING VALVES (V1 AND V6)
This task covers:
a. Inspection
b
Replacement
INITIAL SETUP
Tools
Tool Kit, Refrigeration
(Appendix B item 1)
Nitrogen Regulator
Materials/Parts
Refrigerant-22
Refrigerant Oil
Locknuts
Flare Gasket
Equipment Conditions:
Charging Valve Access Cover Removed (para 4-13)
Top Panel Removed (para 4-16)
Refrigerant System Discharged (para 5-7)
Inspection
(1) Check that caps are in place and that keeper rings are not damaged. Replace if missing or damaged.
(2) Check for signs of leakage. Leak test per paragraph 5-10, if leak is suspected.
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