Panasonic Cassette Air Conditioner Error Codes
The outdoor unit maintenance remote controller can be used to check the alarm display.
The number of times that LED 1 and 2 blink on the outdoor unit control PCB can be used to check the alarm display.(Refer to “Checking the LED 1 and 2 Alarm Display on the Outdoor Unit Control PCB.”)
Panasonic İnverter Cassette Air Conditioner Error Codes