Simple Self-Diagnosis by Malfunction Code (SM-TS2) After ...

1 After Sales Service Division (SM-TS2) Simple Self-Diagnosis by Malfunction CodeDetailcodeDivision0 ACEFHJLPUM6789123456789 ACEFHJI ndoor UnitOutdoor UnitSystemOthersMalfunction of pressure sensorMalfunction of current sensor of compressorMalfunction of low pressure equivalent saturated temperature sensor systemMalfunction of suction pipe thermistorMalfunction of heat exchanger thermistorMalfunction of thermistor (Refrigerant circuit) Malfunction of thermistor (Refrigerant circuit) Malfunction of thermistor (Refrigerant circuit) Malfunction of discharge pipe thermistorExternal protection device activatedMalfunction of indoor unit PCBM alfunction of drain level systemMalfunction of freezing protectionHigh pressure control in heating, freeze-up protection control in coolingMalfunction of fan motorMalfunction of swing flap motorMalfunction of power supply or AC input overcurrentMalfunction of electronic expansion valveStop due to low water levelLow water level no water supplyHeater overheatMalfunction of a humidifier systemMalfunction of dust collector of air cleanerMalfunction of capacity setting (Indoor unit PCB)Failure of transmission (between indoor unit PCB and sub PCB) Malfunction of drain level sensorMalfunction of sensor system (unified)

2 Malfunction of liquid pipe thermistor for heat exchangerMalfunction of gas pipe thermistor for heat exchangerMalfunction of fan motor sensor or fan control driverFront panel driving motor faultMalfunction of AC input current sensor systemMalfunction of suction air thermistorMalfunction of discharge air thermistorMalfunction of humidity sensor systemMalfunction of switch box thermistorMalfunction of high pressure switchMalfunction of thermostat sensor in remote controllerProtection devices activated (unified) Malfunction of cold room thermistorDefect of outdoor unit PCBA ctuation of high pressure switch (HPS)Actuation of low pressure switch (LPS)Inverter compressor motor or overheatSTD compressor motor overcurrent/lockMalfunction of outdoor unit fan motor systemOvercurrent of inverter compressorMalfunction of electronic expansion valve coilMalfunction of four way valve or cool/heat switchingMalfunction of entering water temperatureMalfunction of drain water levelMalfunction of cooling water pumpActuation of option protection deviceMalfunction of thermal storage unitMalfunction of sensor system of compressorMiswiring of thermistorMalfunction of power supply sensorMalfunction of room temperature sensor or humidifier unit damperMalfunction of high pressure switch (HPS) Malfunction of low pressure switch (LPS) Malfunction of compressor motor overload thermistorMalfunction of position detection sensorMalfunction of outdoor fan motor signalMalfunction of compressor input (CT)

3 SystemMalfunction of outdoor air thermistorMalfunction of discharge air thermistorMalfunction of drain water level sensorMalfunction of (hot) water temperature thermistorAlarm in thermal storage unit or storage controllerHigh room temperature alarmMalfunction of thermal storage tank water levelMalfunction of discharge pipe temperatureMalfunction of suction pipe thermistorAbnormal high pressure or refrigerant overchargedAbnormal high pressure actuation of HPSA bnormal low pressureAbnormal oil pressureAbnormal oil level or shortage of oilAbnormal high temperature of refrigerant oilAbnormal exhaust temperature of engineMalfunction of high pressure sensorMalfunction of low pressure sensorMalfunction of oil pressure sensor or sub-tank thermistorMalfunction of oil level sensor or heating heat exchanger thermistorMalfunction of oil temperature thermistorMalfunction of engine room temp. sensor or exhaust of inverter systemMalfunction of inverter PCBE lectrical box temperature riseMalfunction of inverter radiating fin temperature riseInverter instantaneous overcurrent (DC output)Inverter instantaneous overcurrent (AC output)Total input overcurrentMalfunction of overcurrent inverter compressorMalfunction of inverter compressor startup error (Stall prevention) Malfunction of power transistorMalfunction of transmission between control and inverter PCBM alfunction of igniter systemEngine startup errorMalfunction of generator converterEngine stopShortage of refrigerant amount (thermal storage unit)

4 Power voltage imbalance or inverter PCBM alfunction of thermistor in switch boxMalfunction of DC current sensorMalfunction of AC or DC output current sensorMalfunction of total input current sensorMalfunction of radiating fin temperature sensorHeat exchanger freezing protection during automatic refrigerant chargingAutomatic refrigerant charge operation completedRefrigerant cylinder during automatic refrigerant chargingRefrigerant cylinder during automatic refrigerant chargingAutomatic refrigerant charge operation nearly completedRefrigerant cylinder during automatic refrigerant chargingMalfunction of starter actuationImproper combination between inverter and fan driverShortage of refrigerantReverse phase, open phaseCheck operation not executed or transmission errorMalfunction of transmission between indoor and outdoor unitMalfunction of transmission between indoor unit and remote controllerMalfunction of transmission between indoor unitsMalfunction of transmission between outdoor units or outdoor storage unitMalfunction of transmission between remote controllersMalfunction of transmission (other system)Improper combination of indoor and outdoor unitsMalfunction of setting of centralized controller addressMalfunction of transmission between indoor unit and centralized controllerWiring and piping mismatchMalfunction of systemMalfunction of transmission (accessory device)

5 Malfunction of centralized remote controller PCBM alfunction of transmission between optional controllers for centralized controlImproper combination of optional controllers for centralized controlAddress duplication, improper settingExternal protection device activated (HRV) Malfunction of PCBO zone density abnormalContaminated sensor errorMalfunction of thermistor for indoor air (HRV) Malfunction of thermistor for outdoor air (HRV)Supply air passage closedExhaust air passage closedMalfunction of dust collection unit (HRV) Malfunction of damper system (HRV)Replace the humidify elementReplace the deodorising catalystSimplified remote controller Malfunction (HRV)Door switch open (HRV)Replace the high efficient filterSystem No. 2 Compressor overheatSystem No. 2 Compressor overcurrentSystem No. 2 Actuation of high pressure switch (HPS)System No. 2 Actuation of low pressure switch (LPS)System No. 2 Malfunction of low pressure sensorSystem No.

6 2 Malfunction of high pressure sensorSystem No. 1 Malfunction of fan inter lockSystem No. 2 Malfunction of fan inter lockSystem No. 2 Malfunction of compressor current sensorMalfunction of pump inter lockMalfunction of entering water temperature thermistorMalfunction of leaving water temperature thermistor or drain pipe heaterSystem No. 2 Malfunction of refrigerant thermistorSystem No. 1 Malfunction of heat exchanger thermistorSystem No. 2 Malfunction of heat exchanger thermistorSystem No. 1 Malfunction of discharge pipe thermistorSystem No. 2 Malfunction of discharge pipe temperatureMalfunction of brazed-plate heat exchanger freezingMalfunction of dehumidification or leaving water temperature thermistorSystem No. 1 Malfunction of suction pipe thermistor 1 for heatingSystem No. 1 Malfunction of suction pipe thermistor 2 for heatingAbnormal hot water high temperatureAbnormal chilled water quantity or abnormal AXPM alfunction of power supply or instantaneous power failureAutomatic refrigerant charge operation stopSystem No.

7 2 Fan motor overcurrentSystem No. 1 Malfunction of refrigerant thermistorSystem No. 2 Malfunction of suction pipe thermistorSystem No. 2 Malfunction of electronic expansion valveSystem No. 1 Malfunction of inverter systemMalfunction of transmission (between heat reclaim ventilation unit and fan unit)System No. 2 Malfunction of inverter systemMalfunction of thermal storage unitMalfunction of thermal storage brine pumpMalfunction of thermal storage brine tankSystem No. 2 Malfunction of suction pipe thermistor 1 for heatingSystem No. 2 Malfunction of suction pipe thermistor 2 for heatingSimple Self-Diagnosis by Malfunction CodeDefect of connector contactShortage of refrigerant amountDefect of connector contactDefect of switch settingDefect of connector contactBroken wireDefect of outdoor unit PCBB roken wireDefect of outdoor unit PCBD isconnection of outdoor air thermistorDisconnection of liquid pipe thermistorDefect of electronic expansion valveDefect of outdoor unit PCBC logged refrigerant pipingDefect fo discharge pipe thermistorShortage of gasDefect of thermistorShortage of gasDefect of outdoor unit PCBS tained insulator partDefect of indoor unit PCBS hortage of water volumeDefect of connector contactLow water temperature settingE4E5E5E6E6E7E8E9 EAECEFF3F6F6H0H1H3H4H5H6H7H8H9 HCHFHJ kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk kkkkkkkkkkA0A1A3A4A5A6A7A8A9 AAAFAHAJC1C4C5C6C7C9

8 CACCCJE0E1E3E3kkkkkkkkkkkkkkkkkkkkkkkkkk kkkkkkkkkkkkkkkkkkkkkkkkkkkkkIndoor UnitOutdoor UnitOutdoor UnitMalfunctioncodeMalfunctionContentsMa lfunctionContentsSupposed causesObjectsRASkyAirVRVkkkkkkkkkkkkPack ageHRVC hillerMalfunctioncodeSupposed causesObjectsRASkyAirVRVkkkkkkkkkkPackag eHRVC hillerExternal protection device activated External protection device connected to the terminal strip T1-T2 of indoor unit is activatedMalfunction of indoor unit PCBM alfunction due to noiseDefect of indoor unit PCBM alfunction of drain level control systemDrain piping clogging, improper drain piping workDefect of drain pump Defect of float switchMalfunction of freezing protectionShortage of water volumeDefect of 26WL Defect of water temperature thermistorHigh pressure control in heating, freeze-up protection control in coolingClogged air filter of indoor unit and short-circuitDefect of indoor unit heat exchanger thermistorFan motor locked, overload, overcurrentDefect of connector contact Defect of fan motorDefect of indoor unit PCBM alfunction of swing flap motorFailure of swing flap motor Defect of indoor unit PCBJ ammed swing mechanism/bladeMalfunction of power supplyOvercurrent of AC inputDefect of power supply voltageMalfunction of electronic expansion valve driveDefect of electronic expansion valve coilDefect of indoor unit PCB Defect of connector contactHeater overheat26WH is activatedMalfunction of a humidifier systemWater leakage of humidifier (option)Failure of swing float switch Improper drain piping inclineMalfunction of dust collector of air cleanerDefect of dust collecting elementDefect of high voltage power supply unitMalfunction of capacity setting (Indoor unit PCB)

9 Capacity setting adaptor is not installed when replacing PCBD efect of indoor unit PCBF ailure of transmission (between indoor unit PCB and fan PCB)Defect of transmission of fan motor control driverMalfunction of liquid pipe thermistor for heat exchangerDefect of connector contactDefect of liquid pipe thermistor for heat exchangerMalfunction of gas pipe thermistor for heat exchangerDefect of connector contactDefect of gas pipe thermistor for heat exchangerMalfunction of fan motor control driverDefect of fan motor sensor systemDefect of fan motor control driverFront panel driving motor faultDefect of front panel driving motorDefect of limit switchMalfunction of suction air thermistor Defect of connector contactDefect of thermistor for suction airMalfunction of discharge air thermistorDefect of connector contactDefect of thermistor for discharge airMalfunction of humidity sensor systemDefect of connector contactDefect of humidity sensorMalfunction of thermostat sensor in remote controllerDefect of remote controller thermistor Malfunction due to

10 NoiseDefect of remote controller PCBP rotection devices actuated (unified)Protection device connected to outdoor PCB actuatedDefect of protection device connector contactDefect of outdoor unit PCBM alfunction due to noiseDefect of outdoor unit PCBA ctuation of high pressure switch (HPS)Dirty outdoor unit heat exchanger and suction filter Defect of HPSC logged refrigerant piping Defect of connector contactSystem of high pressure switch (HPS)Dirty outdoor unit heat exchangerClogged refrigerant pipingDefect of HPSA ctuation of low pressure switch (LPS)Clogged refrigerant pipingDefect of connecting connectorOverheat of inverter compressor motorShortage of refrigerant amountLeakage of four way valveInverter compressor motor lockInverter compressor lockIncorrect wiringSTD compressor motor overcurrent/lockClosed stop valveSTD compressor lockSystem overcurrentDefect of EXP. valveDefect of compressorMalfunction of outdoor unit fan motorFaulty contact of fan motor connectorDefect of fan motor Defect of fan motor driverOvercurrent of inverter compressor Defect of compressor Defect of outdoor unit PCBD efect of inverter main circuit capacitor Defect of power transistorMalfunction of electronic expansion valve coilDefect of electronic expansion valveDefect of outdoor unit PCBM alfunction of four way valveDefect of four way valveDefect of outdoor unit PCBM alfunction of entering water temperatureMalfunction of cooling water temperatureDefect of thermistor Defect of outdoor unit PCBM alfunction of thermal storage unitDefect of electronic expansion valve of thermal storage unitDefect of thermal storage PCBM alfunction of discharge pipe temperatureShortage of gasDefect of connector contactAbnormal high pressure in coolingDefect of outdoor unit fan motorDefect of heat