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TM-5-4120-270-15 Air Conditioner: Base Mounted Air Cooled 208 Volt 3-Phase 60 Cycle AC Single Package 36 000 BTU/HR Manual | Next
Figure 5-3. Electric heaters and high temperature cutout, removal and installation |
TM 5-4120-270-15
A.
COOLING CYCLE OF OPERATION
DEVICE LEGEND
ACC
ACCUMULATOR (2)
CC
CONDENSER COIL
COM
COMPRESSOR
CV
CHECK VALVE
D
DEHYDRATOR
DL
DISCHARGE LINE
EC
EVAPORATOR COIL
HPS
HIGH PRESSURE CUTOUT SWITCH
LPS
LOW PRESSURE CUTOUT SWITCH
B. BYPASS CYCLE OF OPERATION
PRV
PRESSURE RELIEF VALVE
RCV
RECEIVER
SL
SUCTION LINE
SPR
SUCTION PRESSURE REGULATOR VALVE
V1
LIQUID LINE SOLENOID VALVE
V2
HOT GAS BYPASS SOLENOID VALVE
W1
EVAPORATOR FEED THERMAL
EXPANSION VALVE
W2 BYPASS THERMAL EXPANSION VALVE
Figure 5-1. Refrigerant flow diagram
Figure 5-2. Control panel and junction box, removal and installation
5-5
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