Piping Diagrams
Outdoor Units 77
3. Piping Diagrams
MOZU-12HFN1-QRD0W MOZU-18HFN1-QRD0 MOFU-24HFN1-QRD0 MOYU-30HFN1-QRD0
LIQUID SIDE
GAS SIDE
HEAT
EXCHANGE
(EVAPORATOR)
HEAT
EXCHANGE
(CONDENSER)
Compressor
2-WAY VALVE
3-WAY VALVE
4-WAY VALVE
COOLING
HEATING
T2B Evaporator
temp. sensor
outlet
T1 Room temp.
sensor
T3 Condenser
temp. sensor
T5 Discharge
temp. sensor
High pressure
switch
T4 Ambient
temp. sensor
Low pressure
switch
INDOOR OUTDOOR
T2 Evaporator
temp. sensor
middle
Accumulator
Electronic
expansion valve
CAPILIARY TUBE
For MOZU-12HFN1-QRD0, MOZU-18HFN1-QRD0 and MOFU-24HRN1-QRD0, there are no high pressure
switch and low pressure switch.
MOYU-36HFN1-QRD0 MOYU-36HFN1-RRD0 MOYU-42HFN1-QRD0 MOEU-48HFN1-QRD0
MOEU-48HFN1-R MOEU-55HFN1-RRD0RD0
LIQUID SIDE
GAS SIDE
HEAT
EXCHANGE
(EVAPORATOR)
HEAT
EXCHANGE
(CONDENSER)
Compressor
2-WAY VALVE
3-WAY VALVE
4-WAY VALVE
COOLING
HEATING
T2B Evaporator
temp. sensor
outlet
T1 Room temp.
sensor
T3 Condenser
temp. sensor
Accumulator
T5 Discharge temp. sensor
High pressure switch
T4 Ambient
temp. sensor
Low pressure
switch
INDOOR OUTDOOR
Oil return Capillary
Oil separator
T2 Evaporator
temp. sensor
middle
Electronic
expansion valve
CAPILIARY TUBE