Refrigeration Cycle Diagrams - Carrier 38MGR Series Service Manual

REFRIGERATION CYCLE DIAGRAMS

N I D O O
HEAT
EXCHANGE
(EVAPORATOR)
T2 Evaporator
temp. sensor
middle
N I D O O R
HEAT
EXCHANGE
(EVAPORATOR)
T2 Evaporator
temp. sensor
middle
22
R
LIQUID VALVE A
LIQUID VALVE B
T1 Room
temp. sensor
GAS VALVE A
GAS VALVE B
Fig. 19 — Size 18K
LIQUID VALVE A
LIQUID VALVE B
LIQUID VALVE C
T1 Room
temp. sensor
GAS VALVE A
GAS VALVE B
GAS VALVE C
Fig. 20 — Size 24K
Specifications subject to change without notice.
O U T D O
EXV A CAPILIARY A
CHECK VALVE
EXV B CAPILIARY B
CAPILIARY TUBE
T2B-A
Evaporator
temp. sensor outlet
T2B-B
Accumulator
T5 Discharge
temp. sensor
Compressor
O U T D O
EXV A CAPILIARY A
EXV B CAPILIARY B
CHECK VALVE
EXV C CAPILIARY C
CAPILIARY TUBE
T2B-A
Evaporator
temp. sensor outlet
T2B-B
4-WAY VALVE
T2B-C
Accumulator
T5 Discharge
temp. sensor
Compressor
O R
T3
Condenser
temp. sensor
HEAT
T4 Ambient
EXCHANGE
temp. sensor
(CONDENSER)
4-WAY VALVE
COOLING
HEATING
O R
T3
Condenser
temp. sensor
HEAT
T4 Ambient
EXCHANGE
temp. sensor
(CONDENSER)
COOLING
HEATING
38MGR-04SM