Haier air conditioner fault codes

Haier air conditioner fault codes

Air conditioning service specialists note that many problems with equipment can be avoided with proper operation and timely maintenance. It is easier and cheaper to prevent the malfunctions than to repair the device. But if a breakdown has occurred, check the table for a list of basic malfunctions.

Haier e7 error code

This code appears when there is a voltage issue. Take steps to provide voltage as specified in the manual.

Haier air conditioner fault codes Model HDU-24CA03/M(R1) HDU-28CA03/M(R1) HDU-36CA03/M(R1) HDU-42CA03/M(R1)

Error CodeFault DescriptionFault unit
E7Communication faultIndoor unit
E1Room temperature sensor fault
E2Heat-exchange sensor fault
E4Indoor EEPROM error
E14Indoor fan motor malfunction
F12Outdoor EEPROM faultOutdoor unit
F1The protection error of IPM
F22Overcurrent protection of AC electricity for the outdoor model
F3Communication fault between the IPM and outdoor PCB
F19Power voltage too high or too low
F4Overheat protection error of exhaust temperature sensor
F21Defrost temperature sensor fault
F7Suction temperature sensor fault
F6Ambient temperature sensor failure
F25Discharge temperature sensor fault
F11deviate from the normal for the compressor
F28Loop of the station detect error
F2Overcurrent of the compressor
F23Overcurrent protection for single-phase of the compressor
E9High work-intense protection
F66Ambient temperature sensor fault

Haier air conditioner fault codes

CodeFlash time of
indicate lamp
Trouble contents (old)Trouble contents (new)
E010drainage system trouble
E11indoor temperature sensor broken
E22indoor coil temperature sensor broken
E33outdoor temperature sensor broken
E44outdoor coil temperature sensor broken
E55over current protect limit
E66pressure protect
E77communication trouble between wired remote controller and indoor unitthree phase protect
E88communication trouble between indoor and outdoor unitCommunication trouble between wired remote controller and indoor unit
E99three phase protectcommunication trouble between indoor and outdoor unit

haier air conditioner remote control manual