70
9-2-12 Current sensor error/Input current sensor error
Indoor display
7-SEG DISPLAY
DESCRIPTION
C462
AC Input I_Limit Trip Error
Outdoor display
●
◎
●
Current sensor error
Input current sensor error
LED ON
LED BLINKING
LED OFF
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
NO
NO
YES
YES
Restart after power off.
Is the PFC shunt and IPM
shunt resistance value correct?
Is the current sensor error appeared again?
Exchange the Outdoor PBA
Exchange the Outdoor PBA
Terminate the service
Summary of Contents for AR07TXFYAWKNEU
Page 53: ...53 7 3 DISPLAY PCB DB92 04833B ...
Page 78: ...78 10 1 Indoorunit 10 Block Diagram ...
Page 79: ...79 10 2 Outdoorunit ...