Keeping your fan on AUTO is the most energy-efficient option. The fan only runs when the system is on and not continuously. There is better dehumidification in your home during the summer months.
Should I Set my HVAC fan to “on” or “auto”?
However, there are other factors to keep in mind. Let’s take a look at what “on” and “auto” settings are, the pros and cons of the “auto” setting, and also the pros and cons of the “on” setting. “On” setting – Fan is constantly on, even when the HVAC system is not on and is always blowing air throughout the home.
Is it better to have a fan on auto or off?
Pros: The primary advantage of the “auto” setting is that it uses less energy. Because the fan only runs when your home is in a heating or cooling cycle, there are times when the fan is completely off and doesn’t consume any energy.
What happens when thermostat fan is set to auto?
When your thermostat fan is set to AUTO, the fan feature will engage automatically when your system is actively heating or cooling the air. As soon as the thermostat has detected that the air in your home has reached the designated temperature setting, the HVAC system will turn itself off.
What does auto mean on a heat pump fan?
AUTO is short for AUTOMATIC, meaning the heat pump turns on and off automatically by the thermostat temperature setting, which is the most energy-efficient option as the fan only runs when the heat pump is in use. Depending on your personal preference, the heat pump blower fan can either be used in the AUTO or ON setting.