Haier AB242ACBEA Service Manual

Also see for AB242ACBEA: Service manual Manuel d'utilisation Operation and installation manual

controller, if the central controller is set to “central”, the buttons in the wired controller will beinvalid, or the buttons will be valid.Failure code:Forremotetype,flashtimesFailurecode onwiredcontrollerForcentralcontrol,failurecodeFailure description Reason Remarks10 08(08H) 21D Drainage systemabnormalFloat switch broken downfor more than 25mcontinuously○1 01(01H) 01D Indoor ambient temp.sensor failuresensor broken down orshort circuit for more than2m continuously○2 02(02H) 02D Indoor coil temp.sensor failuresensor broken down orshort circuit for more than2m continuously○3 74(4AH) 11D Outdoor ambienttemp. sensor failuresensor broken down orshort circuit for more than2m continuously○4 73(49H) 12D Outdoor coil temp.sensor failure(compressordischarging temp.sensor)Sensor broken down orshort circuit for more than2m continuously○5 72(48H) 10D Over-currentprotectionCT check abnormal 3 timesin 30m※6 83(53H) 14D High pressureabnormalHigh pressure switch acts 3times in 30m※7 71(47H) 22D Power supplyabnormalFault phase, short ofphase, out of balancegreatly※8 07(07H) 06D Communicationbetween wiredcontroller and indoorabnormalCommunication abnormalfor more than 4mcontinuously○9 06(06H) 05D Communicationbetween indoor andoutdoor abnormalCommunication abnormalfor more than 4mcontinuously○11 11(0BH) 30D Outside alarm signalinputOutside signal brokendown for more than 10s○12 03(03H) 20D Gas pipe temp.sensor abnormalSensor broken down orshort circuit for more than○