Manuals for Haier Air Conditioners

Below you can find all models Haier Air Conditioners for which we have manuals available. Also view the frequenty asked questions at the bottom of the page for useful tips about your product. Is your model not on the list? Please contact us.

Is your product defective and the manual offers no solution? Go to a Repair Café for free repair services.

Frequently Asked Questions

Our support team searches for useful product information and answers to frequently asked questions. If you find an inaccuracy in our frequently asked questions, please let us know by using our contact form.

How often should I clean or replace the filters in my air conditioner? Verified

It's advisable to check the filters of your air conditioner 4 times a year. Dirty filters can be cleaned with the use of a vacuum cleaner or can be washed, depending on which type they are. During maintenance a professional should judge whether it is time to replace the filters.

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What does BTU stand for? Verified

BTU stands for British Thermal Unit. This is unit to indicate the capacity to cool.

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Does every air conditioner also function as a dehumidifier? Verified

The cold air produced by an air conditioner often has a relatively low humidity. However, the effect is less than when using an actual dehumidifier. Some air conditioners do have a special feature to dehumidify the air.

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What is R-410A? Verified

R-410A is a cooling agent that is used in appliances that cool up to 0°C, like refrigerators and air conditioners. It is the replacement of older cooling agents and does not damage the ozon layer.

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What is the best place to mount the indoor unit of a split-type air conditioner? Verified

This depends on the space, but in general the following rules can be followed. Make sure that there is nothing obstructing the airflow. Make sure the location is accessible for maintenance. Mount the unit at least 2 meters from the ground.

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Does an air conditioner have a negative influence on air quality? Verified

If the air conditioner has been properly maintained then it will have no influence on air quality. If for example a filter hasn't been replaced for a long time, or other maintenance has not been performed, than an air conditioner can produce dirty air.

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Can I place my mobile air conditioner in a cabinet to get it out of sight? Verified

No, absolutely not. A mobile air conditioner needs space to allow airflow and air intake. In a small space the device can overheat.

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Latest comments

Manual Haier AF12AS1ERA Air Conditioner
Giancarlo Parisi 01-07-2026
Good evening. I wanted to know how to activate the turbo function on the af12As1era model. The remote control does not have the turbo button. Best regards


(Translated by Google)
Haier AF12AS1ERA Air Conditioner
Manual Haier AB28ES1ERA+1U28HS1ERA Air Conditioner
Ahmed 15-03-2026
I am having a problem with this device Running light inside unit blinks 4 times and timer light at the back blinks 2 times but nothing happens on the outside unit circuit board blinks 4 times when power is disconnected completely for 5 minutes and turn on power I only hear expansion valve open and close and then nothing else no fan off compressor starts and bigent blinking 4 times All fuses are ok. all communication cables are ok What could be the cause of the device not being able to start I have two device.18 with E7 alr


(Translated by Google)
Haier AB28ES1ERA+1U28HS1ERA Air Conditioner
Manual Haier AB28ES1ERA+1U28HS1ERA Air Conditioner
Ahmed 15-03-2026
I am having a problem with this device Running light inside unit blinks 4 times and timer light at the back blinks 2 times but nothing happens on the outside unit circuit board blinks 4 times when power is disconnected completely for 5 minutes and turn on power I only hear expansion valve open and close and then nothing else no fan off compressor starts and bigent blinking 4 times All fuses are ok. all communication cables are ok What could be the cause of the device not being able to start I also have two devices.model 18


(Translated by Google)
Haier AB28ES1ERA+1U28HS1ERA Air Conditioner
Manual Haier HSU-12LEA13-M Air Conditioner
Jose 30-08-2025
Friends I do not have the specification label and I do not know what type of gas uses my HSU-12lea13-M model can help me


(Translated by Google)
Haier HSU-12LEA13-M Air Conditioner
Manual Haier HSU-12LEA13-M Air Conditioner
Yolmer 20-05-2025
What type of refrigerant use Split Haier Model HSU-12lea13-M
What type of refrigerant use Split Haier Model HSU-12lea13-M


(Translated by Google)
Haier HSU-12LEA13-M Air Conditioner
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What type of refrigerant use Split Haier Model HSU-12lea13-M