Model reference
Samsung AM240HCVGFS
Air Conditioner
1 document163 error codes27 service modes
Available documentation
Service Manual
- Air Conditioner System Air Conditioner Outdoor Unit Service Manual342 pg
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Error codes (163)
CodeMeaning
E101Indoor unit communication errorE102Communication error between indoor unit and outdoor unit, displayed in indoor…E108Error due to repeated address setting when 2 or more devices have the same…E121Error on indoor temperature sensor of indoor unit (Short or Open).E122Error on EVA IN sensor of indoor unit (Short or Open).E123Error on EVA OUT sensor of indoor unit (Short or Open).E128EVA IN temperature sensor of indoor unit is detached from EVA IN pipe.E129EVA OUT temperature sensor of indoor unit is detached from EVA OUT pipe.E130Heat exchanger in/out sensors of indoor unit are detached.E135RPM feedback error of indoor unit's cleaning fan.E149Error due to AHU master indoor unit sensor setting.E151Error due to opened EEV of indoor unit (2nd detection).E152Error due to closed EEV of indoor unit (2nd detection).E153Error on floating switch of indoor unit (2nd detection).E154RPM feedback error of indoor unit.E161Mixed operation mode error of indoor unit when outdoor unit is getting ready to…E162EEPROM error of MICOM (physical problem of parts/circuit).E163Indoor unit's remote controller option input is incorrect or missing; outdoor…E180Simultaneous opening of cooling/heating MCU SOL V/V (1st detection).E181Simultaneous opening of cooling/heating MCU SOL V/V (2nd detection).E185Cross wiring error between communication and power cable of indoor unit.E186Connection error or problem on SPi.E190No temperature changes in EVA IN during pipe inspection or changes in…E191No temperature changes in EVA OUT during pipe inspection or changes in…E198Error due to disconnected thermal fuse of indoor unit (temperature increase of…E201Communication error between indoor and outdoor units (installation number…E202Communication error between indoor and outdoor unit (communication error on all…E203Communication error between main and sub outdoor units.E205Communication error on all PBA within the outdoor unit C-Box, communication…E206Internal PBA communication error within outdoor unit C-Box (C001=HUB, C002=FAN…View all 163 error codes
E207Communication error between MAIN SW and AP SW.E211When single indoor unit uses 2 MCU/SVB ports that are not in series.E212If the rotary switch on the MCU/SVB for address setting has 3 or more of the…E213Total number of indoor units assigned to MCU/SVB matches installed count but…E214Number of MCU/SVB is not set correctly on outdoor unit or two or more MCU/SVB…E215Two different MCU/SVB have same address value on the rotary switch.E216Indoor unit is not installed to a MCU/SVB port but the switch on the port is…E217Indoor unit is connected to a MCU/SVB port but the switch on the port is set to…E218More actual indoor unit connections than the number assigned to MCU/SVB, or…E219Error on temperature sensor located on MCU intercooler inlet (Short or Open).E220Error on temperature sensor located on MCU intercooler outlet (Short or Open).E221Error on outdoor temperature sensor of outdoor unit (Short or Open).E231Error on COND OUT temperature sensor of outdoor unit (Short or Open).E236Error on COND OUT2 temperature sensor of outdoor unit (Short or Open).E241COND OUT sensor is detached from pipe.E243Humidity sensor short/open.E246COND OUT2 sensor is detached.E251Error on discharge temperature sensor of compressor 1 (Short or Open).E257Error on discharge temperature sensor of compressor 2 (Short or Open).E262Discharge temperature sensor of compressor 1 is detached from the sensor holder…E263Discharge temperature sensor of compressor 2 is detached from the sensor holder…E266Top sensor of compressor 1 is detached.E267Top sensor of compressor 2 is detached.E269Suction temperature sensor is detached from the sensor holder on the pipe.E272Suction3 temperature sensor is detached from the sensor holder on the pipe.E276Error on top sensor of compressor 1 (Short or Open).E277Error on top sensor of compressor 2 (Short or Open).E291Refrigerant leakage or error on high pressure sensor (Short or Open).E296Refrigerant leakage or error on low pressure sensor (Short or Open).E308Error on suction temperature sensor (Short or Open).E311Error on temperature sensor of liquid pipe (Short or Open).E321Error on EVI IN temperature sensor (Short or Open).E322Error on EVI OUT temperature sensor (Short or Open).E323Error on suction sensor 2 (Short or Open).E327Error on suction sensor 3 (Short or Open).E346Error due to operation failure of Fan2.E347Motor wire of Fan2 is not connected.E348Lock error on Fan2 of outdoor unit.E353Error due to overheated motor of outdoor unit's Fan2.E355Error due to overheated IPM of Fan2.E361Error due to operation failure of inverter compressor 2.E364Error due to over-current of inverter compressor 2.E365Overload error of inverter compressor 2.E366Error due to over voltage/low voltage of inverter PBA2.E367Error due to unconnected wire of compressor 2.E368Output current sensor error of inverter PBA2.E369DC voltage sensor error of inverter PBA2.E371Error due to abnormal EEPROM of inverter 2.E374Heat sink temperature sensor error of inverter PBA2.E378Error due to overcurrent of Fan2.E383Error due to over current of Fan2.E385Error due to input current of inverter 2.E386Over-voltage/low-voltage error of Fan2.E387Hall IC connection error of Fan2.E389Overload error of Fan2.E391Error due to abnormal EEPROM of Fan2.E393Output current sensor error of Fan2.E396DC voltage sensor error of Fan2.E399Heat sink temperature sensor error of Fan2 PBA IPM.E400Error due to overheat caused by contact failure on IPM of Inverter PBA2.E407Compressor operation stop due to high pressure protection control.E410Compressor operation stop due to low pressure protection control or refrigerant…E416Compressor operation stop due to discharge temperature protection control.E425Phase reversal or phase failure on 3-phase outdoor unit wiring (R-S-T-N…E428Compressor operation stop due to abnormal compression ratio.E435Flow Switch Error.E436Error on the heat exchanger frost protection.E438EVI EEV leakage or internal leakage of intercooler or incorrect connector…E439Error due to refrigerant leakage.E440Heating mode restriction due to high air temperature.E441Cooling mode restriction due to low air temperature.E442Refrigerant charging restriction in heating mode when air temperature is over…E443Operation prohibited due to low pressure.E445CCH (Compressor Coil Heater) wire is detached.E446Error due to operation failure of Fan1.E447Motor wire of Fan1 is not connected.E448Lock error on Fan1.E452Error due to ZPC detection circuit problem or power failure.E453Error due to overheated motor of outdoor unit's Fan1.E454Error due to the outdoor unit fan RPM.E455Error due to overheated Fan1 IPM (temperature more than 85°C).E457Outdoor unit reversed direction of the wind error.E461Error due to operation failure of inverter compressor 1.E462Compressor stop due to full current control.E464Error due to over-current of inverter compressor 1.E465Overload error of inverter compressor 1.E466Error due to over voltage/low voltage of Inverter PBA1.E467Error due to unconnected wire of compressor 1.E468Output current sensor error of inverter PBA1.E469DC voltage sensor error of inverter PBA1.E471Error due to abnormal EEPROM of inverter 1.E474Heat sink temperature sensor error of inverter PBA1 (IGBT and PFCM).E478Error due to overcurrent of Fan1.E485Error due to input current of inverter 1.E486Error due to over voltage/low voltage of Fan.E487Hall IC connection error of Fan1 or two motor parameter difference error.E489Overload error of Fan1.E491Error due to abnormal EEPROM of Fan1.E493Output current sensor error of Fan1.E496DC voltage sensor error of Fan1.E499Heat sink temperature sensor error of Fan1 PBA IPM.E500Error due to overheat caused by contact failure on IPM of Inverter PBA1.E503Error alerting user to check if the service valve is closed (ball valve locked).E504Error due to self diagnosis of compressor operation.E505Error due to self diagnosis of high pressure sensor.E506Error due to self diagnosis of low pressure sensor.E554Leakage of refrigerant detected during operation.E560Outdoor unit option switch setting error (wrong E2P option or all compressors…E563Error due to module installation of indoor unit with old version (Micom version…E573Error due to using single type outdoor unit in a module installation.E574Leakage of refrigerant (insufficient charge or leaked).E601Communication error between wired remote controller and indoor unit.E604Tracking error between wired remote controller and indoor unit (tracking not…E613No communication between DMS and PIM/SIM for 15 minutes.E633Wired remote control incompatible device connection error.E641Communication error between wired remote controller and indoor unit after…E686MCU R32 sensor short/open.E687MCU 2nd refrigerant leak detection error (error-causing MCU unit).E688MCU refrigerant leak sensor failure error.E689MCU refrigerant leak sensor replacement notification error.E690MCU refrigerant leak sensor lifetime expiration error.E693Indoor unit using individual safety devices has an unassigned MCU port address…E694Installation combination of indoor unit and wired remote control error.E695Indoor refrigerant leak sensor lifetime unpredictable error.E696Indoor 1st refrigerant leak detection error.E697Indoor 2nd refrigerant leak detection error (error-causing indoor unit).E698Indoor refrigerant leak sensor failure error.E699Indoor refrigerant leak sensor replacement notification error.E700Indoor refrigerant leak sensor lifetime expiration error.E702Error due to closed EEV of indoor unit (1st detection).E703Error due to opened EEV of indoor unit (1st detection).E797Indoor 2nd refrigerant leak detection error (not error-causing indoor unit).UPTrial operation incomplete (UnPrepared)
Service modes (27)
- Auto Trial OperationPress and hold K1 tact switch on outdoor unit Main PBA.
- Baseheater Testing ModePress K2 tact switch 14 times.
- Checking Amount of RefrigerantPress K2 tact switch 5 times.
- DC Link Voltage Discharge ModePress K2 tact switch 6 times.
- Emergency Check Standby ModePress K2 tact switch 16 times.
- Fan 1 CheckPress K2 tact switch 11 times.
- Fan 2 CheckPress K2 tact switch 12 times.
- Forced Defrost OperationPress K2 tact switch 7 times.
- Forced Oil CollectionPress K2 tact switch 8 times.
- Inverter Compressor 1 CheckPress K2 tact switch 9 times.
- Inverter Compressor 2 CheckPress K2 tact switch 10 times.
- Inverter Fault Detection - Comp#1Press K1 tact switch 12 times.
- Inverter Fault Detection - Comp#2Press K1 tact switch 13 times.
- Inverter Fault Detection - Fan#1Press K1 tact switch 14 times.
- Inverter Fault Detection - Fan#2Press K1 tact switch 15 times.
- Outdoor Unit Option SettingPress and hold K2 for a long time while unit is stopped
- Pump Down - CoolingPress K2 tact switch 3 times.
- Pump Out - HeatingPress K1 tact switch 3 times (Main ODU), 4 times (Sub1), 5 times (Sub2), 6 times (Sub3).
- Refrigerant Charging - CoolingPress K2 tact switch 1 time.
- Refrigerant Charging - HeatingPress K1 tact switch 1 time.
- Reset (Initialize)Press K3 tact switch 1 time.
- Trial Operation - CoolingPress K2 tact switch 2 times.
- Trial Operation - HeatingPress K1 tact switch 2 times.
- Vacuum OperationPress K1 tact switch 7-10 times (individual ODU addresses) or 11 times (all outdoor units).
- Version/Address View ModePress and hold K4 to enter; then press K4 repeatedly (1-10 times) for different firmware versions…
- View ModePress K4 tact switch repeatedly to cycle through parameters (1-32 presses for different values).
- Wired Remote Controller Installation/Service ModePress filter and power buttons simultaneously for more than 3 seconds, then enter password 0202 and…
Full entry steps, exit procedures, and test sequences are available in Max.
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