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Kentatsu Air Conditioner Error Codes


Models:

 

KSFU70XFAN1 / KSRU70HFAN1

 

KSFU120XFAN3 / KSRU120HFAN3

 

P4 - evaporator temperature protection

 

P5 - condenser temperature protection

 

P7 - discharge temperature too high, compressor protection enabled

 

P9 - the outside temperature is too low, the protection will automatically turn off when it is increased

 

P10 - output pressure protection

 

P11 - protection against suction pressure

 

P12 - overcurrent protection

 

E1 - internal air temperature sensor T1 closed / torn

 

E2 - evaporator temperature sensor T2 closed / torn

 

E3 - condenser temperature sensor T3 closed / torn

 

E4 - outdoor temperature sensor closed T4 closed / broken

 

E5 - communication between the indoor and outdoor units is broken

 

E6 - protection of the outdoor unit

 

E10 - compressor suction pressure error

 

E13 - compressor phase error

 

E14 - incorrect phasing of the compressor

 

HS - start defrost


Models:

 

KSGH / KSRH21CFDN1 KSGH / KSRH26CFDN1

 

KSGH / KSRH35CFDN1 KSGH / KSRH53CFDN1

 

KSGH / KSRH21HFDN1 KSGH / KSRH26HFDN1

 

KSGH / KSRH35HFDN1 KSGH / KSRH53HFDN1

 

E1 - EEPROM error (non-volatile memory on the board)

 

E2 - zero crossing error

 

E3 - abnormal fan speed

 

E4 - compressor overcurrent protection has tripped 4 times

 

E5 - indoor air temperature sensor closed / broken

 

E6 - Evaporator temperature sensor closed / broken

 

 

Models:

 

KSFU / KSRU76HFDN3

 

KSFU / KSRU140HFDN3

 

P4 - thermal protection of the evaporator of indoor unit

 

P5 - thermal protection of the condenser of the outdoor unit

 

P9 - protection of the defrost function or the creation of a comfortable airflow

 

E1 - open or short circuit of the temperature sensor circuit T1

 

E2 - evaporator temperature sensor T2 closed / torn

 

E3 - condenser temperature sensor T3 closed / torn

 

E6 - outdoor unit protection

Channel-type air conditioners KSKT-HF

 

E0 - Room temperature sensor defective

 

E1 - the evaporator temperature sensor is defective

 

E2 - outdoor unit temperature sensor defective

 

E3 - outdoor unit defective

 

E4 - the drainage pump temperature sensor is defective

 

E5 - EEPROM error

 

E6 - rising water level