Daikin Aurora Series User Manual

Functional Parts Layout SiUS341802E
17 Refrigerant Circuit
2. Functional Parts Layout
2.1 RXLQ72TATJU, RXLQ72TAYDU, RXLQ72TAYCU,
RXYQ72-120TAYCU
Plane View
Front View
C: 1P502445B
C: 1P502447A
C: 1P502449A
Electronic expansion valve
(Refrigerant cooling)
(Y5E)
Electronic expansion valve
(Subcooling heat exchanger)
(Y2E)
Four way valve
(Heat exchanger upper)
(Y6S)
Four way valve
(Heat exchanger lower)
(Y5S)
Thermistor
(Heat exchanger gas upper)
(R8T)
Thermistor (M1C discharge)
(R21T)
Solenoid valve (OS oil return)
(Y1S)
Solenoid valve
(Hot gas bypass)
(Y2S)
Solenoid valve (Liquid shutoff)
(Y3S)
High pressure sensor
(S1NPH)
Section W-W
Thermistor
(Heat exchanger gas lower)
(R9T)
Thermistor (Suction)
(R10T)
Inverter fan
(M2F)
Low pressure sensor
(S1NPL)
Thermistor (Outdoor air)
(R1T)
Four way valve (HP/LP gas)
(Y4S)
High pressure switch
(For inverter compressor)
(S1PH)
Electronic expansion valve
(Heat exchanger upper)
(Y1E)
Thermistor (Deicer)
(R11T)
Part A
Electronic expansion valve
(Heat exchanger lower)
(Y3E)
Inverter compressor
(M1C)
Solenoid valve
(Accumulator oil return)
(Y7S)
Thermistor (M1C body)
(R14T)
Inverter fan
(M1F)
Thermistor (Compressor suction)
(R12T)
Crankcase heater
(E1HC, E2HC)

Daikin Aurora Series Specifications

General

Series	Aurora
Brand	Daikin
Heating Capacity	9, 000 - 36, 000 BTU/h (depending on model)
Cooling Capacity	9, 000 - 36, 000 BTU/h (depending on model)
Seasonal Energy Efficiency Ratio (SEER)	Up to 24.5