Code Indication On Remote Controller; Wall Mounted/Floor Standing Type; Duct Concealed/Ceiling Cassette Type - Daikin 2MXS-W Series Service Manual

Code Indication on Remote Controller

4. Code Indication on Remote Controller

4.1

Wall Mounted/Floor Standing Type

Codes
4.2

Duct Concealed/Ceiling Cassette Type

Codes
Note
When there is a possibility of open phase power supply, also check power supply.
154
Error
00 Normal condition
A1 Indoor unit PCB abnormality
A5 Freeze-up protection control/heating peak-cut control
A6 Indoor fan motor (DC motor) or related abnormality
C4 Indoor heat exchanger thermistor or related abnormality
C7 Front panel open/close fault (FTXR series)
C9 Room temperature thermistor or related abnormality
U4 Signal transmission error (between indoor unit and outdoor unit)
UA Mismatching of indoor unit and outdoor unit
Error
00 Normal condition
A1 Indoor unit PCB abnormality
A3 Drain level control system abnormality
Indoor fan motor (DC motor) or related abnormality
A6
(See the Note below)
A8 Indoor fan PCB abnormality
AF Humidifier or related abnormality
C4 Indoor heat exchanger thermistor 1 or related abnormality
C5 Indoor heat exchanger thermistor 2 or related abnormality
C9 Room temperature thermistor or related abnormality
CE Presence sensor or floor sensor abnormality
CJ Remote controller thermistor abnormality
U4 Signal transmission error (between indoor unit and outdoor unit)
U5 Signal transmission error (between indoor unit and remote controller)
Signal transmission error (between MAIN remote controller and SUB
U8
remote controller)
UA Mismatching of indoor unit and outdoor unit
Description
Description
SiUS122226E
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Part 6 Service Diagnosis