Common questions

Why does the fan keep running on my air conditioner?

Why does the fan keep running on my air conditioner?

When the fan is switched to the “on” position, it will run continuously. It should be set to the “auto” position, so it only runs when the air conditioner is running. AC is too small for the property or can’t keep up with extreme temperatures.

Is it normal for air conditioner to run all the time?

If it’s extremely hot outside, your AC may be running longer or more often than usual to compensate for the temperature outside. This is completely normal. However, if your AC is running continuously and never turning off, this isn’t normal and you likely have a problem with your air conditioner.

How does an air conditioner blower fan work?

The blower fan in your air conditioning is a separate electrical system from the cooling unit. However, they work together as a team. As the air conditioning system cools down, the blower fan pulls the warm air from inside of your home, runs it through the air conditioning system, and then blows the now cool air back out into your home.

Can a fan be turned on and off at the same time?

The fan in your AC system can run separately from the cooling component of your AC. These two parts work together to cool your home, but don’t always turn on and off at the same time.

Why does the AC run all the time?

Several things can cause your air conditioner to run all the time. Your air conditioner needs to be able to breathe. If air flow to or from your air conditioner is blocked, your air conditioner is going to struggle to work. That means it’s going to keep running.

Why is my furnace constantly running?

One of the most common reasons a furnace will stay on constantly is because someone has adjusted the thermostat to an extremely high temperature. The colder it is outside, the harder the system has to work to keep the home at such a high temperature.

Why does my air conditioner run constantly?

Another reason your AC may be running constantly is due to air leaks in your home. If you have an older home with older air ducts, there’s a good chance that there may be areas of your ducts that allow cool air to escape. The more air that escapes, the harder your air conditioning system has to work to keep your space comfortable.

Why does my furnace blower keep running?

Dirty Filter. A dirty furnace filter can cause a blower to keep running long after the furnace shuts off due to an excess buildup of heat. When the filter is dirty, fresh air cannot make its way through the furnace easily. This lack of fresh air flow causes heat to build up, which in turn triggers the blower to stay on until the heat has dissipated.

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Ruth Doyle