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Haier HSU14E-TXG5BN-INV device hub

Use this device hub to troubleshoot Haier HSU14E-TXG5BN-INV (Air Conditioner). Start with the most common codes and compare the published fix paths before opening parts.

Air ConditionerFEF9F7F43
Fix pages
36
Error codes
18
Last updated
Apr 25, 2026
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Common troubleshooting themes

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Recently updated fixes

Fresh pages first — useful when you’re troubleshooting right now.

Air ConditionerFE
Haier HSU14E-TXG5BN-INV Error Code FE

Haier HSU14E-TXG5BN-INV 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 service is the better next step.

Air ConditionerFE
Haier HSU14E-TXG5BN-INV Error Code FE

Haier HSU14E-TXG5BN-INV 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 service is the better next step.

Air ConditionerF9
Haier HSU14E-TXG5BN-INV Error Code F9

Haier HSU14E-TXG5BN-INV 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.

Air ConditionerF9
Haier HSU14E-TXG5BN-INV Error Code F9

Haier HSU14E-TXG5BN-INV 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.

Air ConditionerF7
Haier HSU14E-TXG5BN-INV Error Code F7

Haier HSU14E-TXG5BN-INV 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 step.

Air ConditionerF7
Haier HSU14E-TXG5BN-INV Error Code F7

Haier HSU14E-TXG5BN-INV 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 step.

Air ConditionerF43
Haier HSU14E-TXG5BN-INV Error Code F43

Haier HSU14E-TXG5BN-INV 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.

Air ConditionerF43
Haier HSU14E-TXG5BN-INV Error Code F43

Haier HSU14E-TXG5BN-INV 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.

All error codes

Pick your code to open the fix page, or use the main search to filter by symptom or keyword.

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E1
Air Conditioner
Haier HSU14E-TXG5BN-INV 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 step.
2
E2
Air Conditioner
Haier HSU14E-TXG5BN-INV 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.
2
E5
Air Conditioner
Haier HSU14E-TXG5BN-INV 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.
2
E7
Air Conditioner
Haier HSU14E-TXG5BN-INV 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 the better next step.
2
F11
Air Conditioner
Haier HSU14E-TXG5BN-INV 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.
2
F13
Air Conditioner
Haier HSU14E-TXG5BN-INV 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.
2
F19
Air Conditioner
Haier HSU14E-TXG5BN-INV 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 step.
2
F20
Air Conditioner
Haier HSU14E-TXG5BN-INV 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.
2
F21
Air Conditioner
Haier HSU14E-TXG5BN-INV 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 step.
2
F22
Air Conditioner
Haier HSU14E-TXG5BN-INV 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 the better next step.
2
F24
Air Conditioner
Haier HSU14E-TXG5BN-INV error code F24 means cT detection current abnormal protection. This guide explains the likely causes, the safest first checks, and when support or service is the better next step.
2
F27
Air Conditioner
Haier HSU14E-TXG5BN-INV 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 better next step.
2
F28
Air Conditioner
Haier HSU14E-TXG5BN-INV 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 better next step.
2
F35
Air Conditioner
Haier HSU14E-TXG5BN-INV 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 step.
2
F43
Air Conditioner
Haier HSU14E-TXG5BN-INV 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.
2
F7
Air Conditioner
Haier HSU14E-TXG5BN-INV 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 step.
2
F9
Air Conditioner
Haier HSU14E-TXG5BN-INV 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.
2
FE
Air Conditioner
Haier HSU14E-TXG5BN-INV 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 service is the better next step.
2

About this device hub

If your device shows an error code, start with the matching fix page. When a code returns repeatedly, it often points to an underlying cause (temperature, power delivery, sensors, locks, or wear).

Always follow basic safety: unplug before opening anything, and stop if you smell burning or see damage.

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