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). - Continued
REMOVAL
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.
a.
Disconnect air conditioner input power at source.
b.
Death or serious injury may result if personnel fail to observe safety precautions. Use
great care to avoid contact with liquid refrigerant or refrigerant gas being discharged
under pressure. Sudden and irreversible tissue damage can result from freezing. Wear
thermal protective gloves and a face protector or goggles in any situation where skin-
eye-contact IS possible
c.
Loosen flarenut (1) and let gas escape.
d.
Disconnect flarenut (1).
e.
Remove valve caps (2) and (5).
NOTE
If hot gas bypass valve body (12) is to be replaced, DISASSEMBLE before debrazing.
If hot gas bypass valve body (12) is not damaged and will not be removed, proceed to
the DISASSEMBLY procedure.
f.
If valve body (12) is to tee removed, debraze tubing (8) and (10) at Joints (9) and(11) (paragraph 5.12).
DISASSEMBLY
a.
Remove two bolts (7).
b.
Remove upper body assembly (4).
c.
Remove cage assembly (6).
REPAIR/REPLACE I
Repair consists of replacing the upper body (4), cage assembly (6), valve body (12) or hot gas bypass valve.
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