25
English
How to retrieve error codes
If the unit stops and the TIMER indicator blinks, use the remote control to retrieve the error code.
Press until you hear beep sound
(about 4 seconds), then write down
the error code
2
1
Press for
5 seconds
Press for
5 seconds to
quit checking
3
Turn the unit off and reveal the error
code to authorised dealer
4
•
For certain errors, you may restart the unit for limited operation if there are 4 beeps when operation starts.
* Some error code may not be applicable to your model. Consult authorised dealer for clarification.
Diagnostic
display
Abnormality/Protection
control
H 00
No memory of failure
H 11
Indoor/outdoor abnormal
communication
H 14
Indoor intake air temperature sensor
abnormality
H 15
Outdoor compressor temperature
sensor abnormality
H 16
Outdoor current transformer (CT)
abnormality
H 19
Indoor fan motor mechanism lock
H 23
Indoor heat exchanger temperature
sensor abnormality
H 27
Outdoor air temperature sensor
abnormality
H 28
Outdoor heat exchanger temperature
sensor abnormality
H 33
Abnormal voltage
H 59
Human activity sensor abnormality
H 67
nanoe abnormality
Diagnostic
display
Abnormality/Protection
control
H 70
Sunlight sensor abnormality
H 97
Outdoor fan motor mechanism lock
H 98
Indoor high pressure protection
H 99
Indoor operating unit freeze
protection
F 90
Power factor correction (PFC) circuit
protection
F 91
Refrigeration cycle abnormality
F 93
Outdoor compressor abnormal
revolution
F 95
Outdoor cooling high pressure
protection
F 96
Power transistor module overheating
protection
F 97
Compressor overheating protection
F 98
Total running current protection
F 99
Outdoor direct current (DC) peak
detection
Troubleshooting
ACXF55-21800_FC1806-00_PS ��.indb 25
2019/4/24 10:07:47
