This site is aimed at professional installers and service technicians, and gives you easy access to alarm codes and technical data sheets for Airwell products.

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AWSI-HKD018-N11

7SP023056

Alarm code
Number of led blinking1
LED TimerON
Alarm code meaningOperating mode conflit (multisplit installation)
DisplaycF
Alarm code meaningPre heating (heating mode)
DisplaydF
Alarm code meaningAnti freeze
DisplayE0
Number of led blinking1
LED TimerOFF
Alarm code meaningEEPROM empty or damaged
DisplayE1
Number of led blinking2
LED TimerOFF
Alarm code meaningNo communication between indoor and outdoor unit
DisplayE3
Number of led blinking3
LED TimerOFF
Alarm code meaningFaulty indoor fan motor
DisplayE4
Number of led blinking4
LED TimerOFF
Alarm code meaningIndoor ambiant temperature sensor T1 disconnected or short circuited
DisplayE5
Number of led blinking5
LED TimerOFF
Alarm code meaningIndoor exchanger temperature sensor T2 disconnected or short circuited
DisplayE7
Number of led blinking9
LED TimerOFF
Alarm code meaningNo communication between indoor unit and display board
DisplayEC
Number of led blinking7
LED TimerOFF
Alarm code meaningRefrigerant circuit problem (cooling mode only)
DisplayEC 07
Number of led blinking12
LED TimerOFF
Alarm code meaningNo fan motor feedback on outdoor unit board (DC fan motor only)
DisplayEC 51
Number of led blinking5
LED TimerOFF
Alarm code meaningEEPROM empty or damaged
DisplayEC 52
Number of led blinking5
LED TimerOFF
Alarm code meaningOutdoor exchanger temperature sensor T3 disconnected or short circuited
DisplayEC 53
Number of led blinking5
LED TimerOFF
Alarm code meaningOutdoor ambiant temperature sensor T4 disconnected or short circuited
DisplayEC 54
Number of led blinking5
LED TimerOFF
Alarm code meaningDischarge temperature sensor T5 disconnected or short circuited
DisplayEC 56
Number of led blinking5
LED TimerOFF
Alarm code meaningIndoor exchanger temperature sensor T2B disconnected or short circuited (case multisplit installation)
DisplayEH 00
Number of led blinking1
LED TimerOFF
Alarm code meaningEEPROM empty or damaged
DisplayEH 02
Number of led blinking3
LED TimerOFF
Alarm code meaningZero crossing of indoor AC fan motor fault
DisplayEH 03
Number of led blinking4
LED TimerOFF
Alarm code meaningNo fan motor feedback on indoor unit board (DC fan motor only)
DisplayEH 0b
Number of led blinking9
LED TimerOFF
Alarm code meaningNo communication between indoor unit and display board
DisplayEH 60
Number of led blinking6
LED TimerOFF
Alarm code meaningIndoor ambiant temperature sensor T1 disconnected or short circuited
DisplayEH 61
Number of led blinking6
LED TimerOFF
Alarm code meaningIndoor exchanger temperature sensor T2 disconnected or short circuited
DisplayEL 01
Number of led blinking2
LED TimerOFF
Alarm code meaningNo communication between indoor and outdoor unit
DisplayEL 0C
Number of led blinking8
LED TimerOFF
Alarm code meaningRefrigerant circuit problem (cooling mode only)
DisplayF0
Number of led blinking1
LED TimerON
Alarm code meaningOver current protection
DisplayF1
Number of led blinking2
LED TimerON
Alarm code meaningOutdoor ambiant temperature sensor T4 disconnected or short circuited
DisplayF2
Number of led blinking3
LED TimerON
Alarm code meaningOutdoor exchanger temperature sensor T3 disconnected or short circuited
DisplayF3
Number of led blinking4
LED TimerON
Alarm code meaningDischarge temperature sensor T5 disconnected or short circuited
DisplayF4
Number of led blinking5
LED TimerON
Alarm code meaningEEPROM empty or damaged
DisplayF5
Number of led blinking6
LED TimerON
Alarm code meaningNo fan motor feedback on indoor unit board
DisplayF6
Number of led blinking7
LED TimerON
Alarm code meaningIndoor exchanger temperature sensor T2B disconnected or short circuited (case multisplit installation)
DisplayFP
Alarm code meaningAnti freeze (8°C) mode
DisplayON
Alarm code meaningTimer, turbo silent mode enable
DisplayP0
Number of led blinking1
LED TimerFLASH
Alarm code meaningPower board (IPM) or protection again high current
DisplayP1
Number of led blinking2
LED TimerFLASH
Alarm code meaningProtection against overvoltage or low voltage
DisplayP2
Number of led blinking3
LED TimerFLASH
Alarm code meaningHigh temperature protection on power board or compressor
DisplayP4
Number of led blinking5
LED TimerFLASH
Alarm code meaningFeedback protection of compressor in outdoor unit
DisplayP5
Number of led blinking6
LED TimerFLASH
Alarm code meaningOperating mode conflit (multisplit installation)
DisplayP6
Number of led blinking7
LED TimerFLASH
Alarm code meaningLow pressure protection
Displayp7
Alarm code meaningAP mode enable but wifi kit not installed
DisplayPC 00
Number of led blinking7
LED TimerFLASH
Alarm code meaningPower board (IPM) or protection again high current
DisplayPC 01
Number of led blinking2
LED TimerFLASH
Alarm code meaningProtection against overvoltage or low voltage
DisplayPC 02
Number of led blinking3
LED TimerFLASH
Alarm code meaningHigh temperature protection on power board or compressor
DisplayPC 03
Number of led blinking7
LED TimerFLASH
Alarm code meaningHigh or low pressure protection
DisplayPC 04
Number of led blinking5
LED TimerFLASH
Alarm code meaningCompressor IPM problem
DisplayPC 08
Number of led blinking1
LED TimerFLASH
Alarm code meaningOver current protection
DisplaySC
Alarm code meaningSelf cleaning procedure on going
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