Troubleshooting
Electrical Control System
167
Index 1:
1.Outdoor DC fan motor(control chip is inside fan motor)
Measure the resistance value of each winding by using the tester. If any resistance value is zero, the fan
motor must have problems and need to be replaced.
NO.
Color
1
Red
2
---
3
Black
4
White
5
Yellow
6
Blue
Index2:
1. Outdoor DC fan motor(control chip is inside fan motor)
Power on and when the unit is in standby, measure the voltage of pin1-pin3, pin4-pin3 in fan motor
connector. If the value of the voltage is not in the range showing in below table, the PCB must have
problems and need to be replaced.
DC motor voltage input and output
NO.
Color
Signal
Voltage
1
Red
Vs/Vm
140V~380V
2
---
---
---
3
Black
GND
0V
4
White
Vcc
13.5-16.5V
5
Yellow
Vsp
0~6.5V
6
Blue
FG
15V
Summary of Contents for AWAU-YCZ218-H11
Page 24: ...Dimensions Outdoor Units 97 AWAU YCZ536 H11...
Page 29: ...Wiring Diagrams 102 Outdoor Units AWAU YCZ327 H11 7SP091167 AWAU YCZ327 H11 7SP091171...
Page 30: ...Wiring Diagrams Outdoor Units 103 AWAU YCZ430 H11 7SP091168 AWAU YCZ430 H11 7SP091172...
Page 31: ...Wiring Diagrams 104 Outdoor Units AWAU YCZ536 H11 7SP091169 AWAU YCZ542 H11 7SP091173...
Page 107: ...SERVICE MANUAL Multi Splits Series...
