Model reference
Samsung AVMC4H071EA
Air Conditioner
3 documents64 error codes3 service modes
Available documentation
Service Manual
- LG Samsung AVMC4H071EA Troubleshooting87 pg
Other
- LG Samsung AVMC4H071EA Alignment _ Adjustment23 pg
Quick Reference
- Reference Information12 pg
MyPros+ Max
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Error codes (64)
CodeMeaning
E101Indoor unit room temperature sensor open/short error.E102Indoor unit EVAP IN (heat exchanger inlet) sensor open/short error.E103Indoor unit EVAP OUT (heat exchanger outlet) sensor open/short error.E104Indoor unit EVAP IN sensor breakaway (sensor detached from pipe).E105Indoor unit EVAP OUT sensor breakaway (sensor detached from pipe).E121Communication error between indoor unit and outdoor unit (no communication for…E122Communication error during trackingE153Indoor unit float switch errorE154Setting error of option switches for wired remote controllerE155EEPROM error on indoor unit.E156EEPROM option error on indoor unit.E160Indoor unit fan motor starting error.E170Indoor unit EEV close errorE171Indoor unit EEV open errorE201Tracking errorE202Communication error between outdoor unit and MCU.E210MCU confluence kit connection errorE211MCU indoor unit address setup errorE212Indoor unit address setup error of MCUE213Communication error between outdoor unit and MCUE214Indoor unit address setup error of MCUE215MCU DIP switch setup errorE216MCU DIP switch setup errorE221Outdoor temperature sensor errorE231Outdoor unit heat exchanger (COND) temperature sensor errorE235Outdoor COND OUT sensor errorE236Outdoor COND MID temperature sensor errorE241Discharge temperature sensor errorE251Oil temperature sensor errorE252Suction temperature sensor errorView all 64 error codes
E253Fixed compressor discharge temperature sensor errorE254Digital compressor discharge temperature sensor errorE255MCU temperature sensor open/short error.E260Breakaway of outdoor unit COND OUT sensorE261Breakaway of oil (SUMP) temperature sensorE262Breakaway of compressor discharge sensor (digital compressor vs fixed…E263Breakaway of fixed compressor 2 discharge sensor (temperature difference > 40°C…E264Breakaway of fixed compressor 3 discharge sensor (temperature difference > 40°C…E265Breakaway of suction temperature sensorE271High pressure sensor errorE272Low pressure sensor errorE4161st/2nd simultaneous opening error of MCU SOL V/V heating and cooling.E425Reverse phase or open/missing phase error on 3-phase power supply to the…P401High temperature of discharge sensorP402High temperature of COND sensorP403COND DOWN due to SUMP controlP404Low pressure switch detectionP405Freezing of indoor unit heat exchangerP406Momentary power failureP407High pressure sensor protectionP408Low pressure sensor protectionP410Protection control of condensation ratioP411No cooling operationP412No heating operationP413Low pressure detection error at initial compressor startP414Defrost operationP415Low discharge pressure controlP416Oil leveling operationP417Loading failure or OLP trip of digital compressor.P418Oil collection operationP419Compressor SUMP temperature protectionP420High pressure protection controlP421Low pressure protection controlP422Indoor unit freezing protection
Service modes (3)
- Error resetPress reset key K3 on the outdoor unit PCB.
- Piping checkPress KEY 5 (K5) on the outdoor unit PCB after pipe check completion to display error information.
- Test operationPress KEY 4 (K4) on the outdoor unit PCB to start test operation of all indoor units.
Full entry steps, exit procedures, and test sequences are available in Max.
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