Refrigerant Flow Diagram; (A) Indoor Units; (B) Outdoor Units - Panasonic R410A Service Manual

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1-3. Refrigerant Flow Diagram

Outdoor Units: U-60PE1R5 / U-71PE1R5
Compressor
High pressure
switch
Muffl er
Heat
EC
exchanger
P P
Distributor
Strainer
Cooling cycle
Heating cycle
Outdoor Units: U-100PE1R5 / U-125PE1R5 / U-140PE1R5
U-100PE1R8 / U-125PE1R8 / U-140PE1R8
High pressure
switch
Discharge Temp
Thermistor
Compressor
Accumulator
Accumulator
Gas line
service valve
4-way valve
Freeze-prevention coil
(Attached to the heat exchanger)
Electronic ref.
control valve
Liquid line
service valve
M
4-way
valve
Muffl er
Suction Temp
Heat exchanger
Thermistor
Temp Thermistor
EC
P
Defrost Temp
Thermistor
Distributor
Strainer
Cooling cycle
Heating cycle
ø15.88
ø9.52
ø15.88
Outdoor-air
Temp Thermistor
Heat
exchanger
ø9.52
Strainer
Expantion
valve
1-20
Indoor Unit:
Heat
exchanger
Distributor
Strainer
Indoor Unit:
Heat
exchanger
Distributor
Strainer