ARMY TM 9-4120-380-14
NAVY EE-000-BA-MMA-010 7053-AC
AIR FORCE TO 35E9-136-21
5.32. HOT GAS BYPASS VALVE (V). This task covers inspection, adjustment, removal, disassembly, repair/replace,
reassembly and installation.
Tool kit, service, refrigeration unit (Item 1, Appendix B)
Disconnect input power to the air conditioner before performing any internal
maintenance Voltages used can KILL Shutting the unit off at the control panel does not
disconnect unit power.
Disconnect air conditioner input power at source, and
Inspect for evidence of leaks, damaged lines, and loose or missing mounting hardware (see fig. 5-23).
Set thermostat (S2) to highest temperature setting.
The following test must be conducted with power on Use extreme caution and follow
steps carefully to avoid death or serious injury.
Connect air conditioner input power at source d Start unit m COOL mode
The hot gas bypass valve is set at the factory to maintain the suction pressure at 55 to 58 psig at the compressor.