Categories: Air Conditioner

Midea conditioner error codes

Manufacturers of Midea air conditioners try to program identical error codes on all their devices. It simplifies the search of error codes information with the use of the table provided below. Diagnostics with the use of error codes reduces repair costs significantly, as there is no need of involvement of costly sets and professionals of a service center in order to reveal and remove the defect. The knowledge and experience of a broad specialist are enough for removal of a discovered error of Midea air conditioners.

Midea 9ASI-A-1209 air error codes

Air conditioners Midea 9ASI-A-1209 belong to Luna inverter series. They have indoor and outdoor units. There are heating and cooling modes of operation. The refrigerant generally used in their system is R410A.

Display LED STATUS
EO EEPROM parameter error
E1 Indoor / outdoor units communication protection (error solution E1)
E2 Zero-crossing signal error(except MS9A-24HRDN1-QRC4W)
E3 Indoor fan speed has been out of control
E4 Indoor room temperature sensor open circuit or short circuit
E5 Evaporator coil temperature sensor open circuit or short circuit
EC Refrigerant leakage detection
F1 Outdoor ambient temperature sensor open circuit or short circuit
F2 Condenser coil temperature sensor open circuit or short circuit
F3 Compressor discharge temperature sensor open circuit or short circuit
F5 Outdoor fan speed has been out of control
PO IPM malfunction or IGBT over-strong current protection
P1 Over voltage or too low voltage protection
P4 Inverter compressor drive error

Midea split air conditioner error codes

Air conditioners Midea MSCI-07HRIN1 are multi conditioners` systems with different style of indoor units` appearance. There are more than 20 models, including four-way cassette, duct, ceiling and floor, wall-mounted Corona, wall-mounted Alfa, wall-mounted Vertu, wall-mounted T6, wall-mounted Elite. There are outdoor units, which can operate even in -15 °C.

Display LED STATUS
EO EEPROM error
E1 outdoor communication error (error solution E1)
E2 Zero-crossing examination error
E3 Fan speed beyond control
E5 Outdoor units temp, sensor or connector of temp, sensor is defective
E6 Indoor units temp, sensor or connector of temp, sensor is defective
PO Inverter module protection
P1 Outdoor voltage protection
P2 Compressor top protection against temperature
P3 Compressor current protection
P5 Outdoor low temp, protection (error solution p5)
Indoor unit’s LED indication of Alfa DC inverter unit
Display LED STATUS
EO EEPROM error
E1 outdoor communication error (error solution E1)
E2 Zero-crossing examination error
E3 Fan speed beyond control
E5 Outdoor units temp, sensor or connector of temp, senscr is defective
E6 Indoor units temp, sensor or connector of temp, sensor is defective
PO Inverter modiie protection
P1 Outdoor voltage protection
P2 Compressor top protection against temperature
P3 Compressor current protection
Indoor unit’s LED indication of Vertu DC inverter unit
Display LED STATUS
EO EEPROM error
E1 outdoor communication error (error solution E1)
E2 Zero-crossing examination error
E3 Fan speed beyond control
ES Outdoor units temp, sensor or connector of temp, sensor is defective
E6 Indoor units temp, sensor or connector of temp, sensor Is defective
PO Inverter module protection
P1 Outdoor unit voltage protection
P2 Compressor top temperature protection
P3 Outdoor low temp, protection
P4 Inverter compressor drive protection
P5 Mode conflict protection (error solution p5)
Indoor unit trouble shooting
Indoor unit display LED STATUS
EO EEPROM error