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10-2-12 Current sensor error/Input current sensor error
Indoor display
3-LED DISPLAY
LED1
LED2
◎
Outdoor display
●
◎
●
◎
LED ON
LED BLINKING
1. Checklist :
1) Is the PFC Shunt("A") resistance value correct? Check the resistor is opened
2) Is the IPM Shunt("B") resistance value correct? Check the resistor is opened
3) Is there no short or open around "C"?
2. Troubleshooting procedure
Restart after power off.
Is the PFC shunt and IPM
shunt resistance value correct?
YES
Is the current sensor error appeared again?
YES
Exchange the Outdoor PBA
7-SEG DISPLAY
LED3
◎
E462
●
LED OFF
NO
NO
104
DESCRIPTION
AC Input I_Limit Trip Error
Current sensor error
Input current sensor error
Exchange the Outdoor PBA
Terminate the service
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- Installing the Air Conditioner
- Indoor Unit
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