18
Diagnostic
display
Abnormality/Protection control
H 00 No memory of failure
H 11
Indoor/outdoor abnormal
communication
H 12 Indoor unit capacity unmatched
H 14
Indoor intake air temperature sensor
abnormality
H 15
Compressor temperature sensor
abnormality
H 16
Outdoor current transformer (CT)
abnormality
H 17
Outdoor suction temperature sensor
abnormality
H 19 Indoor fan motor mechanism lock
H 21 Indoor fl oat switch abnormality
H 23
Indoor heat exchanger temperature
sensor 1 abnormality
H 24
Indoor heat exchanger temperature
sensor 2 abnormality
H 25
Indoor ion device abnormality
H 26 Ion generator breakdown abnormality
H 27
Outdoor air temperature sensor
abnormality
H 28
Outdoor heat exchanger temperature
sensor 1 abnormality
H 30
Outdoor discharge pipe temperature
sensor abnormality
H 31 Indoor humidity sensor abnormality
H 32
Outdoor heat exchanger temperature
sensor 2 abnormality
H 33
Indoor/outdoor misconnection
abnormality
Diagnostic
display
Abnormality/Protection control
H 34
Outdoor heat sink temperature sensor
abnormality
H 35
Indoor drain water backfl ow
abnormality
H 36
Outdoor gas pipe temperature sensor
abnormality
H 37
Outdoor liquid pipe temperature
sensor abnormality
H 38 Indoor/outdoor mismatch (brand code)
H 39
Abnormal indoor operating unit or
standby units
H 41 Abnormal wiring or piping connection
H 50 Ventilation fan motor abnormality
H 51 Filter cleaning nozzle lock abnormality
H 52
Filter cleaning left-right limit switch
abnormality
H 58 Indoor gas sensor abnormality
H 59 Eco sensor
abnormality
H 64
Outdoor high pressure sensor abnormality
H 67 nanoe abnormality
H 70 Light sensor
abnormality
H 71
DC cooling fan inside control board
abnormality
H 72 PCB temperature sensor abnormality
H 85
Abnormal communication between
indoor & wireless LAN module
H 97 Outdoor fan motor mechanism lock
H 98 Indoor high pressure protection
H 99 Indoor operating unit freeze protection
Troubleshooting
12:00,Mon
SET TEMP.
FAN SPEED
25
.0
FLAP
AUTO
AUTO
MODE
AUTO
H11
Indoor/outdoor abnormal
communication
Error number
To retrieve an error code, go to 'System check' and press
or
button until you hear beep sound.
When the display shows an error code as indicated below,
contact the number registered in the Remote Controller or a
nearest authorised installer.
Below is a list of error codes that may appear on the display
when there is some trouble with the system setting or
operation.
keys are disabled.
ACXF55-32681.indb 18ACXF55-32681.indb 18 1/20/2022 6:14:43 PM1/20/2022 6:14:43 PM
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