Causes and ways to fix the hot air conditioner does not work

Air conditioner heater not working or hot air conditioner running at idle is one of the unexpected situations that users may encounter during use. If you accidentally find yourself in this situation, don’t worry too much. Please follow the following article to get the most accurate answer.

1. Symptoms of hot air conditioner not running

The following are undesirable symptoms you may encounter with your air conditioner heater.

– The hot air conditioner is not running, the air conditioner is not cool.

Air conditioner heater not workingcool air conditioner

– The unit is hot when running or not, the air conditioner cannot cool.

What is the hot air conditioner that is not working?

What are the causes and ways to overcome the above situations, please refer.

2. Causes, how to fix the hot air conditioner is not runningthe air conditioner is not cool

– Due to a broken signal line from the cold side.

+ The main signal line is the wire from the indoor unit to the outdoor unit (there are 2 wires for one-way air conditioners and 4 wires for 2-way air conditioners).

+ For one-way air conditioners, just breaking any wire will cause the air conditioner / air conditioner to not run hot.

+ For two-way air conditioners with 4 wires: In case you turn on the cold direction but the indoor unit runs but the air conditioner does not run, the wire number 1, 2, or 4 is broken. Conversely, if you turn on the hot direction, The heater doesn’t run because the wire number 1,2,3 is broken.

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– Because the circuit does not supply power

– Wire air conditioning problems like being bitten by a rat or getting burned.

– Due to faulty air conditioner. Then, the error message inside the indoor unit will not work in any case, so of course the hot air conditioner will not run.

The air conditioner heater is not running, the air conditioner is not cool

– Due to damage to the air conditioner block

– Due to damage to the board of the heater

– Due to the failure of the capacitor in the heater

– Due to the bad heat dissipation of the air conditioner, the heat cannot escape to the outside, making the block hot (may lead to fire).

=> How to fix: With the above reasons, you should not carry out the repair yourself, contact the warranty party or qualified technicians for support. Avoiding self-repair can make the damage worse.

3. The air conditioner heater is not running but the air conditioner is still cool

The air conditioner heater is not running but the air conditioner is still cool

– If your home heater is in this situation, you do not need to worry because this is a very normal sign. With some models with a power-saving function, the thermal sensor relay will automatically turn off when the air conditioner cools to a certain coldness.

– When in the resting state, the air conditioner heater will stop working until the room temperature rises, then the heater will work normally again.

– In addition, when the hot air conditioner stops, the air conditioner still has wind but the cold is not deep, it could also be because you are setting the air conditioner to the wrong mode. Make sure you are setting the air conditioner to “Cool” with the right temperature, lower than the outdoor temperature.

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How to fix the air conditioner heater is not running but the air conditioner is still cool

Refer: Causes and ways to fix the air conditioner leaking water in the cold unit

4. Air conditioner heater when running or notthe air conditioner can’t cool

– In addition to the case that the air conditioner is not running, if the air conditioner is not running when it is running, when it is stopped, the machine cannot cool or the cold is not deep, then this is a serious problem. There are many causes of this condition such as:

– Air conditioners with a lot of dirt are also the reason why the cooling system is obstructed, causing the automatic shutdown of the air conditioner. If due to dirt, you can clean it yourself or call an air conditioner maintenance technician to clean it for you.

When the air conditioner is running or not, the air conditioner can't cool

– The hot air conditioner can also be disconnected because the temperature sensor relay of the machine is damaged, automatically closing and disconnecting continuously, causing the air conditioner to heat up when running or not.

– Another reason is that your air conditioner heater may be placed in the wrong position, causing the heater to not dissipate heat, so it will automatically disconnect when it is too hot.

– In addition, improper installation techniques such as improper gas pipe connection, unbalanced machine, inappropriate distance between 2 units, etc. can all cause the air conditioner to work inefficiently.

– The last case that can happen is because the fan in the heater, the capacitor and the wires in the outdoor unit are damaged.

How to fix the hot air conditioner when running and not, the air conditioner can't cool

=> How to fix it: If your family’s air conditioner heater is running at idle or unstable, it’s best to call a service center or a professional repairman to help you check and fix it. genuine repair and replacement (if necessary)

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With the above information, hope you have more useful information about the situation Air conditioner heater not working or hot air conditioner when running or not as well as successfully overcome. Thanks for following the post.

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Source: Causes and ways to fix the hot air conditioner does not work

– TechtipsnReview

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