Carrier 38MGRBQ18B-3 - REFRIGERATION CYCLE DIAGRAMS; Refrigeration Cycles by Unit Size

38MGRBQ: Service Manual
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
15
REFRIGERATION CYCLE DIAGRAMS
Fig. 14 — Size 18K (18R)
Fig. 15 — Size 24K (24R)
LIQUID VALVE A
GAS VALVE A
HEAT
EXCHANGE
(EVAPORATOR)
HEAT
EXCHANGE
(CONDENSER)
Compressor
4-WAY VALVE
COOLING
HEATING
T2 Evaporator
temp. sensor
middle
T1 Room
temp. sensor
T3
Condenser
temp. sensor
T5 Discharge
temp. sensor
T4 Ambient
temp. sensor
ROODTUOROODNI
EXV A
CAPILIARY A
CHECK VALVE
CAPILIARY TUBE
EXV B
CAPILIARY B
LIQUID VALVE B
GAS VALVE B
Accumulator
T2B-A Evaporator
temp. sensor outlet
T2B-B
LIQUID VALVE A
GAS VALVE A
HEAT
EXCHANGE
(EVAPORATOR)
HEAT
EXCHANGE
(CONDENSER)
Compressor
4-WAY VALVE
COOLING
HEATING
T2 Evaporator
temp. sensor
middle
T1 Room
temp. sensor
T3
Condenser
temp. sensor
T5 Discharge
temp. sensor
T4 Ambient
temp. sensor
ROODTUOROODNI
EXV A
CAPILIARY A
CHECK VALVE
CAPILIARY TUBE
EXV B
CAPILIARY B
LIQUID VALVE B
GAS VALVE B
EXV C
CAPILIARY C
LIQUID VALVE C
GAS VALVE C
Accumulator
T2B-A Evaporator
temp. sensor outlet
T2B-B
T2B-C