10-2-27 AC zero cross signal error
Indoor display
3-LED DISPLAY
LED1
LED2
◎
Outdoor display
◎
LED ON
LED BLINKING
◎
1. Checklist :
1) Check the Btu between indoor and outdoor unit
2) Check the indoor unit option and outdoor unit EEPROM data
2. Troubleshooting procedure
Is the rated Btu between indoor unit
and outdoor unit?
Reset the option code again at indoor unit
Is the capacity miss match error appeared again?
Download the EEPROM data
Is the capacity miss match error appeared again?
Exchange the Outdoor PBA
Exchange the Indoor PBA
Samsung Electronics
LED3
◎
LED OFF
YES
YES
YES
7-SEG DISPLAY
E556
Capacity miss match error
Exchange the one of them according
NO
to the exact model spec
NO
Terminate the service
NO
Terminate the service
DESCRIPTION
Capacity miss match error
MODEL
Error display
AR12(09)HSFSHWK
AR18HSFSHWK
AR24HSFSHWK
X
O
O
10-33