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AU282XHBAA:
AU422XIBAA:
Valve A2
0010451214
5.LED3 flashing shows that failure occurs.
on 3P side,LED6 will be on,the cooling capacity is 24000-30000BTU/h.
6.CN19 is used to select outdooor capacity:on 5P side,LED6 will be off,and the cooling capacity is 42000BTU/h;
4.Oxygen pump is optional.
1.The communication terminal block to indoor cannot be connected to HT eletricity, or PCB will be damaged.
2.Heater is optional according to different outdoor unit.
3.Valve A1,Valve A2 are not exist in AU302CHBAA.
R:Red Y/G:Yellow/Green
W:White BR:Brown
B:Black BL:Blue
Note:
Transformer
OxygenPump
1
2
Unloading Valve B
4-Way Valve B
3
1
3
2
CN12
2
CN23
1
3
4-Way Valve A
Unloading Valve A
3
1
CN11
2
3
CN29
1
2
Valve B2
Valve B1
CN28
1
2
3
CN27
2
1
3
Heater B
2
3
Heater A
1
3
21
Compressor B
Compressor A
To Power Supply
Y/G
2
CN4
Control PCB
LED3
ERR
OUTDOOR WIRING DIAGRAM
Gas Piping
Sensor B
Gas Piping
Sensor A
Capacitor
COM
5
Valve A1
CN26
2
1
CN25
2
1
3
CN9
Fan Motor
4
L
3
M
1
2
H
1
2
1
CN5
Piping Sensor A
Temp. Sensor
Piping Sensor B
1
5p
B1
LED6
CN19
A2
4
CN6
1
3
4
B2
3
2
A1
CN1
2
3p
1
3
2
4
CN2
2
1
CN3
To Indoor Unit
0010573503
Valve A2
0010451214
5.LED3 flashing shows that failure occurs.
on 3P side,LED6 will be on,the cooling capacity is 24000-30000BTU/h.
6.CN19 is used to select outdooor capacity:on 5P side,LED6 will be off,and the cooling capacity is 42000BTU/h;
4.Oxygen pump is optional.
1.The communication terminal block to indoor cannot be connected to HT eletricity, or PCB will be damaged.
2.Heater is optional according to different outdoor unit.
3.Valve A1,Valve A2 are not exist in AU302CHBAA.
R:Red Y/G:Yellow/Green
W:White BR:Brown
B:Black BL:Blue
Note:
Transformer
OxygenPump
1
2
Unloading Valve B
4-Way Valve B
3
1
3
2
CN12
2
CN23
1
3
4-Way Valve A
Unloading Valve A
3
1
CN11
2
3
CN29
1
2
Valve B2
Valve B1
CN28
1
2
3
CN27
2
1
3
Heater B
2
3
Heater A
1
3
21
Compressor B
Compressor A
To Power Supply
Y/G
2
CN4
Control PCB
LED3
ERR
OUTDOOR WIRING DIAGRAM
Gas Piping
Sensor B
Gas Piping
Sensor A
Capacitor
COM
5
Valve A1
CN26
2
1
CN25
2
1
3
CN9
Fan Motor
4
L
3
M
1
2
H
1
2
1
CN5
Piping Sensor A
Temp. Sensor
Piping Sensor B
1
5p
B1
LED6
CN19
A2
4
CN6
1
3
4
B2
3
2
A1
CN1
2
3p
1
3
2
4
CN2
2
1
CN3
To Indoor Unit
0010573503
-132-
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