10-2-18 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?
Is the current sensor error appeared again?
Exchange the Outdoor PBA
Samsung Electronics
LED3
◎
LED OFF
YES
YES
7-SEG DISPLAY
E462
Current sensor error
Input current sensor error
MODEL
AR12(09)HSFSHWK
R426,R425
AR18HSFSHWK
R807,R808,R809
NO
Exchange the Outdoor PBA
NO
Terminate the service
DESCRIPTION
AC Input I_Limit Trip Error
"A"
"B"
R410,R411,R412
R413,R414,R415
"C"
IC451
IC451
10-21