Haier HSU12VHG(DB)-W Error Code E1
Haier HSU12VHG(DB)-W error code E1 means indoor temperature sensor failure. This guide explains the likely causes, the safest first checks, and when support or service is the better next st…
Haier HSU12VHG(DB)-W Error Code E2
Haier HSU12VHG(DB)-W error code E2 means pipe temperature sensor failure. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
Haier HSU12VHG(DB)-W Error Code E5
Haier HSU12VHG(DB)-W error code E5 means indoor anti-frosting protection. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
Haier HSU12VHG(DB)-W Error Code E7
Haier HSU12VHG(DB)-W error code E7 means communication fault between indoor and outdoor units. This guide explains the likely causes, the safest first checks, and when support or service is…
Haier HSU12VHG(DB)-W Error Code F1
Haier HSU12VHG(DB)-W error code F1 means iPM protection. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
Haier HSU12VHG(DB)-W Error Code F12
Haier HSU12VHG(DB)-W error code F12 means eEPROM failure. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
Haier HSU12VHG(DB)-W Error Code F13
Haier HSU12VHG(DB)-W error code F13 means lack of refrigerant. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
Haier HSU12VHG(DB)-W Error Code F19
Haier HSU12VHG(DB)-W error code F19 means power over/under voltage protection. This guide explains the likely causes, the safest first checks, and when support or service is the better next…
Haier HSU12VHG(DB)-W Error Code F20
Haier HSU12VHG(DB)-W error code F20 means high pressure protection. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
Haier HSU12VHG(DB)-W Error Code F21
Haier HSU12VHG(DB)-W error code F21 means outdoor coil temperature sensor. This guide explains the likely causes, the safest first checks, and when support or service is the better next ste…
Haier HSU12VHG(DB)-W Error Code F23
Haier HSU12VHG(DB)-W error code F23 means compressor U-phase overcurrent. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
Haier HSU12VHG(DB)-W Error Code F25
Haier HSU12VHG(DB)-W error code F25 means abnormal of compressor discharge sensor. This guide explains the likely causes, the safest first checks, and when support or service is the better…
Haier HSU12VHG(DB)-W Error Code F28
Haier HSU12VHG(DB)-W error code F28 means compressor position detection circuit fault. This guide explains the likely causes, the safest first checks, and when support or service is the bet…
Haier HSU12VHG(DB)-W Error Code F4
Haier HSU12VHG(DB)-W error code F4 means compressor discharging temperature protection. This guide explains the likely causes, the safest first checks, and when support or service is the be…
Haier HSU12VHG(DB)-W Error Code F43
Haier HSU12VHG(DB)-W error code F43 means model matching abnormality. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
Haier HSU12VHG(DB)-W Error Code F7
Haier HSU12VHG(DB)-W error code F7 means suction temperature sensor failure. This guide explains the likely causes, the safest first checks, and when support or service is the better next s…
Haier HSU12VHG(DB)-W Error Code F9
Haier HSU12VHG(DB)-W error code F9 means module reset. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
Haier HSU12VHG(DB)-W Error Code FE
Haier HSU12VHG(DB)-W error code FE means fixed frequency AC refrigerant leaking detection malfunction. This guide explains the likely causes, the safest first checks, and when support or se…
Haier HSU12VHG(DB)-W Error Code E9
Haier HSU12VHG(DB)-W error code E9 means indoor unit overload in heating mode. This guide explains the likely causes, the safest first checks, and when support or service is the better next…
Haier HSU12VHG(DB)-W Error Code E4
Haier HSU12VHG(DB)-W error code E4 means indoor EEPROM failure. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
Haier HSU12VHG(DB)-W Error Code F27
Haier HSU12VHG(DB)-W error code F27 means compressor current sampling circuit fault. This guide explains the likely causes, the safest first checks, and when support or service is the bette…
Haier HSU12VHG(DB)-W Error Code F2
Haier HSU12VHG(DB)-W error code F2 means instantaneous over-current protection of the compressor. This guide explains the likely causes, the safest first checks, and when support or service…
Haier HSU12VHG(DB)-W Error Code F35
Haier HSU12VHG(DB)-W error code F35 means compressor driver board failure. This guide explains the likely causes, the safest first checks, and when support or service is the better next ste…
Haier HSU12VHG(DB)-W Error Code F11
Haier HSU12VHG(DB)-W error code F11 means loss of synchronism detection. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
Haier HSU12VHG(DB)-W Error Code F22
Haier HSU12VHG(DB)-W error code F22 means outdoor alternating current over current protection. This guide explains the likely causes, the safest first checks, and when support or service is…