16
REFRIGERATION CYCLE DIAGRAMS
COOLING
EXPANSION
DEVICE
HEAT
EXCHANGER
(CONDENSER)
HEAT
EXCHANGER
(EVAPORATOR)
FIELD
PIPING
COMPRESSOR
FLARE CONNECTION
SERVICE VALVE
SERVICE VALVE W/GAUGE PORT
LIQUID
SUCTION LINE
FIELD
PIPING
FLARE CONNECTION
T
I
N
U
R
O
O
D
T
U
O
T
I
N
U
R
O
O
D
N
I
Fig. 15 – Cooling Only
HEAT
EXCHANGER
(CONDENSER)
HEAT
EXCHANGER
(EVAPORATOR)
SERVICE VALVE
LIQUID HTG
LIQUID
TWO PHASE
REVERSING
VALVE
COOLING
HEATING
COMPRESSOR
SUCTION
DISCHARGE
SUCTION
ACCUMULATOR
SERVICE VALVE
W/ GAUGE PORT
FIELD
PIPING
T
I
N
U
R
O
O
D
T
U
O
T
I
N
U
R
O
O
D
N
I
FLARE CONNECTION
FLARE CONNECTION
HEATING
EXPANSION
DEVICE
COOLING
EXPANSION
DEVICE
FIELD
PIPING
Fig. 16 – Heat Pumps
