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Trouble Diagnosis
3. W-3WAY ECO-i Alarm Codes
1
2
3
4
5
6
7
Correction (1) Replace the sensor.
(2) Replace the outdoor unit PCB.
(3) Correct the problem locations.
Example All of the probable causes
Notes Operates continuously for a set length of time.
Indicates 2.5 minutes or longer for an inverter compressor (compressor 1) and 30 seconds or
longer for a constant-speed compressor (compressor 2).
SM830183-003WAYECO-i.indb22SM830183-003WAYECO-i.indb22 2010/03/0311:14:572010/03/0311:14:57