Air Conditioner Light Blinking Problem Solving Techniques (Updated 2023)

Air conditioner light blinking is a major problem in homes that sport this gadget. An air conditioner is almost like a basic need for homes with high temperatures and humidity. As such, it can be quite a nightmare when an air conditioner light blinking malfunction sets in, for more than likely, the air conditioner also shuts off after a while. 

An outage of this kind means that warm air is blown, resulting in a state of discomfort in a matter of minutes. Sometimes, waiting for a technician to repair the air conditioner light blinking problem can be impractical since you are already baking in the heat of warm, humid draught circulating in the house.

Fortunately, there are some simple ways to identify the causes of your air conditioner light blinking and repair them on your own by following some common-sense troubleshooting techniques.

Initially, when the light in your air conditioner starts blinking, the first and most advisable thing to do is switch off the circuit breaker in your AC unit and then switch it on again. Without a loose connection, your air conditioner will start its operations usually.

Most modern wiring systems work through circuit breakers. Thus it is also to check that the breaker hasn’t tripped and if it has, replace the fuse and reset the breaker. You can also consider checking the wiring connections for any loose connections on the unit. If it features some loose connection, join the wires back, but if you don’t know how, call a technician instead.

If you happen to observe the lights in your air conditioner blinking, several things might have caused this. Before calling an HVAC technician below, is a peek at some of the minor fixes you can carry out to solve some of these problems; however, if you find out that the problem is more complex and beyond your scope, it is better to call in an expert to avoid making an already bad situation worse.

Observe the air conditioners cooling levels, for this might be related to the light blinking. If the system’s temperature drop is lower than 18 degrees for old systems, you might be facing a problem with the refrigerant level. A low refrigerant charge is the cause of inadequate cooling effect and the cause of air conditioner light blinking.

For air conditioner remotes that feature a test button example, Samsung air conditioners, it helpful can be in determining aircon error code. Once the error code has been found, you can refer to your manual to ascertain the cause of the blinking light.

Either you can also send the code to the company’s website or website forum on the repair of air conditioners, and with luck, you will be able to know what is causing the light blinking problem. For remote controls that don’t feature this button, you can try pressing a combination of buttons simultaneously. The combination of buttons to press will always be featured in the manual.

Other causes of air conditioner light blinking, such as a problem with the circuit board, are complex and best handled by a technician. Nonetheless, a blinking light is mostly an indicator that your unit needs to be serviced if you expect it to not only service you back but to do so efficiently.