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2. Outdoor Unit Control Panel LED Display
W-2WAY ECO-i SYSTEM
Trouble Diagnosis
( : ON : Blinking : OFF)
LED (RED)
Display meaning
12
After the power is turned ON (and automatic address setting is not in progress), no communication
with the indoor units in that system is possible.
(Both ON)
After power is turned ON (and automatic address setting is not in progress), one or more indoor
units are confirmed in that system; however, the number of indoor units does not match the number
that was set.
(OFF) (ON)
Automatic address setting was completed successfully. (After the power is turned ON, and
automatic address setting is not in progress, the number of detected indoor units connected to that
system matches the number that was set, and regular communications are occurring.)
(Both OFF)
Automatic address setting is in progress.
(Blinking alternately)
At time of automatic address setting, the number of indoor units did not match the number that was
set.
(Both blinking)
Alarm display
LED 1 blinks M times, then LED 2 blinks N times. The cycle then repeats.
M = 2: P alarm 3: H alarm 4: E alarm 5: F alarm 6: L alarm
N = Alarm No.
Example: LED 1 blinks 2 times, then LED 2 blinks 17 times. The cycle then repeats.
Alarm is “P17.”
(Blinking alternately)