Haier Flexis Plus (wall-mounted split, R32)
Haier · Split air conditioners · 32 codes · 22 with plain-language explanation
Guides
- Haier Flexis Plus: how to view the last fault (emergency key)
Pressing the emergency (urgency) key for a certain time shows the fault record, as described in the service manual.
- Haier Flexis Plus: fan stopped, no warm air – what is normal operation
The manual describes situations where the indoor fan stops or runs slowly on purpose (cold air prevention, residual heat, restart delay).
Error codes
- E1 Indoor temperature sensor failure with plain-language explanation
- E14 Indoor fan failure with plain-language explanation
- E2 Indoor coil sensor failure with plain-language explanation
- E4 Indoor eeprom failure with plain-language explanation
- E5 Internal unit antifreeze protection with plain-language explanation
- E7 Communication fault between indoor and outdoor units with plain-language explanation
- E9 Internal unit overload with plain-language explanation
- F1 IPM failure with plain-language explanation
- F11 Compressor jam (only for spdu) with plain-language explanation
- F12 Eeprom failure (outdoor) with plain-language explanation
- F13 Lack of refrigerant source text only
- F14 4-way valve reverse failure source text only
- F15 Outdoor terminal block temperature protection source text only
- F19 Power over/under voltage protection with plain-language explanation
- F2 Instantaneous over-current protection of the compressor with plain-language explanation
- F20 High pressure protection source text only
- F21 Abnormal of piping sensor with plain-language explanation
- F22 AC current overcurrent protection with plain-language explanation
- F23 Compressor U/V/W-phase overcurrent with plain-language explanation
- F24 CT disconnection source text only
- F25 Abnormal of compressor discharge sensor with plain-language explanation
- F27 Compressor stall / press instantaneous stop source text only
- F28 Module PWM select circuit error with plain-language explanation
- F3 Communication error between module board and main PCB board with plain-language explanation
- F34 Outdoor coil protection source text only
- F35 Compressor driver board failure source text only
- F4 Compressor discharging temperature protection with plain-language explanation
- F43 Model matching abnormality source text only
- F6 Abnormal of outdoor ambient sensor with plain-language explanation
- F7 Suction temperature sensor failure with plain-language explanation
- F8 Abnormal of DC motor with plain-language explanation
- F9 Module reset source text only