81
9-2-13 O.C(Over Current) error
Indoor display
7-SEG DISPLAY
DESCRIPTION
C464
IPM Over Current(O.C) Error
Outdoor display
◎
Current sensor error
LED ON
LED BLINKING
LED OFF
1. Checklist :
1) Is the IPM Shunt resistance value correct? Check the resistor is opened
2) Is the condition of surrounding temperature abnormal overload?
3) Is there any problem as like the temperature sensor separation or measurement value error?
4) Is the interphase resistance of compressor normal?
2. Troubleshooting procedure
NO
NO
NO
NO
YES
YES
YES
YES
Restart after power off.
Is the O.C error occurred?
Is the connection of compressor wire is normal?
Is the O.C error occurred again?
Is the condition of indoor/outdoor
temperature normal load?
Terminate the service
Connect the comp wire normally
Terminate the service
Restart after returning to the normal load
Is the O.C error
occurred again?
Terminate the service
Содержание AR24CSDADWKNCV
Страница 55: ...55 6 Wiring Diagram 6 1 IndoorUnit All models CODE DB68 08680A 01...
Страница 58: ...58 7 PCB Diagram 7 1 IndoorMain PCB CODE DB92 05043J...
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Страница 63: ...63 7 4 DISPLAY PCB...