Lennox M33C024S4

65
11. Refrigeration Pipe Work
11.1. MPC and 3PC Single-Zone Refrigerant Cycle Diagram
LIQUID SIDE
GAS SIDE
Indoor Coil
Compressor
2-WAY VALVE
3-WAY VALVE
4-WAY VALVE
COOLING
HEATING
T2 Evaporator
temp. sensor
T1 Room temp.
sensor
T3 Condenser
temp. sensor
T5 Discharge
temp. sensor
T4 Ambient
temp. sensor
ROODTUOROODNI
Electronic
expansion valve
CAPILIARY TUBE
Accumulator
CAPILIARY TUBE
Outdoor Coil
11.2. MPC Two-Zone Refrigerant Cycle Diagram
LIQUID VALVE A
GAS VALVE A
Indoor Coil
Compressor
Outdoor Coil
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
INDOOR OUTDOOR
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