Air conditioner blinking light: Causes, how to fix it thoroughly

In the process of use, after a while, your air conditioner appears to have a flickering light and poor heat. Wondering why and how to fix it? Air conditioners or air conditioners are really effective anti-heat solutions every summer. However, when using a lot of users, the error of the air conditioner is flashing. The above phenomenon occurs when your family’s air conditioner has been used for a long time without maintenance. Please refer to the article below with P69 company

Signs of air conditioner flashing

On the front of the indoor unit of the air conditioner is usually designed an indicator light, located in the right position that you can see. When the air conditioner is turned on, the indicator light is on and shows green so you know the unit is starting to operate.

Signs of air conditioner flashing
Signs of air conditioner flashing

However, during use, the air conditioner flashes in different ways as below, you need to fix it immediately:

  • The light starts flashing after about  30 minutes of running the air conditioner .
  • The air conditioner  automatically turns on even though you have turned it off, or turns itself off when the air conditioner is on . And this repeats over and over again.
  • The light  flashes continuously  after the air conditioner is turned on and the louver is closed.

Causes of air conditioner flashing lights and how to fix it

The air conditioner light flashes continuously due to the following problems and how to fix them quickly:

1. Air conditioner is short of gas

The condition of the air conditioner without gas will no longer bring the cooling effect to the room as before. At the same time, if this condition is maintained for a long time, the air conditioner will automatically turn off after turning on the machine for about  5-10 minutes  and cause the green light to blink continuously.

How to fix:

Step 1 : Check the model of the machine to know the type of gas used.

Step 2 : Check the air conditioner mode to see if it is working properly or not? Then, comprehensively check the air conditioner, especially the copper pipe, if it is open, it will also cause the air conditioner to lose gas.

Step 3 : Proceed to charge gas into the air conditioner heater.

2. Air conditioner has not been cleaned for a long time

The air conditioner is not cleaned periodically also causes the cooling efficiency to be reduced and affects the sensor, which can cause the air conditioner light to blink abnormally.

How to fix:

You should maintain the habit of cleaning the air conditioner periodically  every 3-4 months or every 6 months  depending on the frequency of using the air conditioner more or less, to promptly fix problems related to the air conditioner. . Basic air conditioner cleaning steps:

Step 1 : Turn off the power to the entire air conditioner and prepare full cleaning tools.

Step 2 : Clean the indoor unit of the air conditioner and then the outdoor unit.

Step 3 : Check the gas condition of the air conditioner and gas pump (if necessary).

Step 4 : Reassemble the parts of the indoor unit and outdoor unit, check the joints and screws to see if they are in their original positions? Finally, turn on the air conditioner to check the cooling ability and lamp status and you’re done!

3. Some other reasons

In addition to the two common reasons above, the condition of the blinking air conditioner light can also be due to a number of other reasons such as:

3.1. Damaged indoor unit fan :

A damaged blower will affect the heat dissipation of the outdoor unit and the indoor unit when the device is in operation. Therefore, please check the blower part to see if the impeller is cracked or the power cord for the fan is loose or broken. If so, repair or replace it promptly.

3.2. Circuit board (board) error :

A broken board inside the air conditioner will cause many problems for the air conditioner, not just the light unit.

In particular, the cause of the broken board may be that the air conditioner has been used for many years without regular maintenance, the power supply to the machine is not stable, the air conditioner is leaking electricity, con Infiltrates damage microchips,…

3.3. Compressor (outdoor block) is broken :

A damaged compressor will affect the gas supplied to the indoor unit when operating. This may also cause the air conditioner’s lights to blink abnormally.

How to fix:

For the most part, with the above errors, you should contact a professional repairman soon to fix the situation quickly. Avoid disassembling and repairing by yourself if you do not have enough professional knowledge about refrigeration!

Some notes to fix the flashing red light on the air conditioner

This phenomenon occurs very often during the use of the air conditioner. Therefore, it is very important to find out the cause in order to come up with a solution in time. In addition, if you want to repair the air conditioner blinking quickly, you should also pay attention to some of the following:

Some notes to fix the flashing red light on the air conditioner
Some notes to fix the flashing red light on the air conditioner

1. Clean the machine periodically

Regular cleaning is always an important job that not only solves the problem of the air conditioner flashing continuously, but also helps protect the equipment, so that the air conditioner cools better. Even the dirt, bacteria, and mold that stay on the machine for a long time without cleaning also cause respiratory diseases, which are especially dangerous for the elderly and young children.

So always clean the machine even if it has not had any problems. Air conditioner cleaning time ranges from 3 to 6 months. If you use it often, commercial air conditioners. center … should be cleaned every 3 months and 6 months for home air conditioners.

2. Do not arbitrarily disassemble

Knowing a little about refrigeration equipment is a good thing, helping you to detect damage to the air conditioner, but in some cases, it is advisable to follow the instructions of the manufacturer, the technician team. Do not disassemble the air conditioner by yourself to check the internal components because sometimes you can touch some accessories and cause it to have problems.

The best way is still to ask the repair support team to check the air conditioner. It is not recommended for a bit of savings that you disassemble it yourself to check, causing the machine to be damaged more severely.

3. Replace genuine parts

If the air conditioner flashes continuously and its components are badly damaged and need to be replaced, you should choose genuine parts. Please contact the unit that supplies and installs your air conditioner and states the current status of the device to find replacement parts.

Although currently components in air conditioning repair facilities are sold at extremely cheap prices, you can also buy them on electronic exchanges such as Shopee, Lazada … but the safest option is still to choose the right one. Genuine parts to help synchronous machines increase working efficiency.

4. Periodic maintenance of the machine

In fact, very few people perform routine air conditioning maintenance. Usually it is only when the device has a problem that they contact the repair technician. Did you know that it is because of this indifference that the errors of the air conditioner are increasingly damaged, making the equipment less efficient and even costing a lot of money to repair and buy a new one.

Comply with the maintenance period of the air conditioner even if it is not defective or damaged. This work will both help detect problems of the air conditioner early, thereby providing quick and timely solutions to ensure all operations while helping to improve the life of the machine.

Questions about flashing air conditioners

Inquiries about the following air conditioner blinking conditions

1. Why does the air conditioner have a flickering light?

The original label of the air conditioner has a flashing light, possibly because: Due to the lack of gas in the air conditioner, the indoor unit fan is broken. The circuit board of the machine has a problem, the block of the air conditioner is faulty, broken…

2. Is the flickering of the air conditioner easy to fix?

In case the air conditioner light flickers due to running out of gas, you need to refill the gas to correct the flickering error and make the cooling more efficient. Pay attention to check the gas pipeline to make sure when gas is not leaking. And if this situation is caused by a broken circuit board, faulty indoor fan and block, you should not repair it yourself.

3. How to fix the flickering air conditioner light error

Do not arbitrarily repair without understanding the cause of the error. Professional technicians should be contacted for the safest and most effective repair. Do not disassemble any parts in the air conditioner, this will lead to your air conditioner being damaged more parts.

4. How can I contact P69 Company?

You can call to book an appointment via HOTLINE 02422121212 – 0965937799 or leave information on the website P69.com.vn and we will support you in the fastest way. If you need support, please contact P69 company right away!

Contact us today for a free consultation and answer at:

Contact information P69 – M&E Contractor

Address: No. 6/165C Xuan Thuy, Cau Giay District, Hanoi

Website: https://p69.com.vn/

Hotline: 02422121212 – 0965937799

Email: kd@cokhip69.com.vn

Facebook:  https://www.facebook.com/p69nhathaucodien

LinkedIn:  https://www.linkedin.com/in/congtyp69/

Youtube :  https://www.youtube.com/channel/UCOUwCnE5iGj8iqe_ZIUM7oA

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