Operating Instructions

22
How to retrieve error codes
If the unit stops and the TIMER indicator blinks, use the remote control to retrieve the error code.
Press for
5 seconds
Press for 5
seconds to quit
checking
1
3
Press until you hear beep
sound, then write down the
error code
Turn the unit off and
inform the error code to an
authorised dealer.
2
4
• For certain errors, you may restart the unit for limited operation if there are 4 beeps when operation starts.
Troubleshooting
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
Outdoor 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 operation 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 Minus ION 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 Abnormal swimming pool sensor
H 32
Outdoor heat exchanger temperature
sensor 2 abnormality
H 33 Indoor/outdoor misconnection abnormality
H 34
Outdoor heat sink temperature sensor
abnormality
H 35
Indoor/outdoor water adverse current
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
Diagnostic
display
Abnormality/Protection control
H 41 Abnormal wiring or piping connection
H 50 Ventilation fan motor locked
H 51 Ventilation fan motor locked
H 52 Left-right limit switch fi xing 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 Abnormality tank temperature sensor
H 79 Wireless LAN module write error
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
F 11 4-way valve switching abnormality
F 16 Total running current protection
F 17 Indoor standby units freezing abnormality
F 18 Dry circuit blocked abnormality
F 87 Control box overheat protection
F 90
Power factor correction (PFC)
circuit protection
F 91 Refrigeration cycle abnormality
F 93 Outdoor compressor abnormal revolution
F 94
Compressor discharge pressure
overshoot protection
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
* Some error code may not be applicable to your model. Consult an authorised dealer for clarifi cation.