Circulate" is enabled on the user’s home screen or system settings page. Sign up for our newsletter to be notified when something. I also know that you like to talk about energy efficiency a lot, which brings me to my question. That’s a significant savings! Running the fan continuously is merely circulating the air inside the house continuously without the heat pump heating or cooling the air. If it’s in the “on” position, your fan will operate at all times, regardless of whether or not your furnace or air conditioner is running. Check your thermostat’s fan setting, and if it is set to ON, switch it to AUTO. There are two settings on your thermostat to control the fan – auto or on. Again, we can’t help but bring up the importance of an adequately warmed living space during Canadian winters! Here’s what you need to know to make the right decision for your Rockford, IL home. This function is meant to maintain a set temperature, but not run continuously. When we get calls asking about the furnace blowing cold air, it’s usually because of the ON setting; the air is room-temperature but can feel colder to people. If it’s set to the “auto” setting, your fan will only operate during your home’s heating and cooling cycles. Stops and starts can be rigorous for your HVAC too, so this might prolong its life. When the heat is on, the fan will only turn on as your home heats up. On Mode "On" means on, the furnace fan runs continuously unless you shut it off or go back to "Auto" mode. (Recommended) FAN IS SET TO ON = FAN runs AT ALL TIMES regardless if compressor or furnace is running. Whether you like to keep it extra chilly or adjust the thermostat to save on your utility bills, there's another important choice besides your desired temperature. Homeowners should experiment to see if it works best for their home to have the furnace fan running continuously or not. While there are pros and cons to the ‘On’ and ‘Auto’ settings on your furnace, we tend to lean towards the ‘Auto’ setting. Last time I replaced a thermostat, I got an Aprilaire that has a ‘circulate’ timer. Most fan motors in older furnaces are the less efficient “PSC” type motor. Unfortunately, there’s a concern that if you continue to stop and start your system, the wear and tear on your furnace can begin to add up. The fan will keep running even when there’s no heat being produced, which at times causes cold air to circulate − a no-go during frigid Toronto winters! Make sure your thermostat fan setting is on “Auto”. Keeping the fan on will circulate the air throughout the house and keep the temperature more even across the house. Leaving Your Fan on Auto. That’s why I noted that for me personally, I use the “auto” setting. Even a low-to-medium-end model should give you around 12 good years of use. Uses more energy, can lead to costs up to an extra $50 per year; Requires more frequent filter replacements; Can be noisy to have the fan running 24/7 “Auto” setting. Your HVAC fan setting can have big implications for your indoor air quality, comfort and energy efficiency. Today’s high efficiency “ECM” models are much more efficient. Personally, I prefer “auto,” but let’s take a look at the pros and cons of each now: When the furnace fan is set to “on,” air is being cycled through your HVAC’s filtration system continuously. during the harsh, colder months. The circulate feature on some thermostats will automatically run the fan for around 20 minutes out of every hour. “So that way, anything that’s suspended in the airflow is … The option you choose has an impact on how much money you end up spending, how much power your HVAC system burns during the winter, how often you have to change your air filter, and more. After all, that’s exactly what you are. Ceiling Fans for Heating: Do Ceiling Fans Help in the Winter? The key is to set the thermostat and leave it alone. Simply put, leaving your fan on raises your costs and burns more energy. When you set the fan to the “On” mode on your thermostat, it means the fan will run constantly and circulate the air in your home whether your furnace is in a heating cycle or not. Almost every furnace offers a separate fan control with two settings: Auto and on. Your furnace fan has two basic settings: Either you can leave it on automatic, or you can switch it to continuous mode. And also keep them running at their lowest speed. We would like to hear from you. Cooling; When your fan is set to auto in cooling mode, your fan will come on with the air conditioner until the thermostat gets to the desired temperature and then shut off. The “Auto” setting means your system will turn the fan on when it needs to circulate heated air, and “On” will force your fan to run nonstop. Feel free to share it so others can see what we’re up to! The amount of money you save and the boost in energy efficiency is the reason why. After the burners shut off the fan will continue to run for a while and then shut off. When the fan is set to auto, it turns on only when the system is heating air. However, as the HRV system runs continuously, why do I need to run the furnace blower continuously? So long as you’re switching out your air filters regularly, running the furnace on ‘On’ can help improve the quality of the air inside your home. Alternately, when you change the setting to “Auto,” the fan will only run if your furnace is performing a heating (or cooling) cycle, and the fan will shut off when it is done. The fan only runs when the system is on and not continuously. Thermostat fan “on” or “auto” setting: what’s the difference between the two? Tap the Fan Mode icon. The main benefit of setting the thermostat to ‘Auto’ is that it will result in more energy efficient usage. The fan can be controlled through a timer circuit inside the unit. This means that the fan will turn on when your air conditioner or heater starts and turn off when your home has reached the programmed temperature. In the CIRCULATE mode, the fan will follow the setting configured under menu > settings > fan >select fan mode. The auto setting turns the fan on only when the air conditioning or furnace is actively running. This is because the fan will run only when it’s required. Plus, running your furnace all the time can backfire during the winter. On one hand, you want to keep your home cozy and comfortable as possible…but you’re well aware of the cost of heating your home, and you’re not one to spend frivolously! In the summer, this gives the evap coil time to drain before the fan comes on. L6H 5S1, seasonal furnace maintenance performed by HVAC professionals, 2520 Bristol Circle, Oakville, ON. CIRCULATE FAN ON TIME SETTING ... fan is OFF 9:39 am Aug 15, 2012 AUTO cool-to set temp 75 Heat-to 72 heat or cool fan is AUTO enter away outdoor temperature 80 system is cooling Wi-Fi Zone 1? Under circulate the circulate off time can be set from 1 to 30 minutes. AUTO means that the fan turns on automatically only when your system is heating or cooling air. When you’ve selected the ‘On’ setting on your furnace, it means the furnace fan will be running all the time. I will appreciate your response. If you own a high-end furnace, the system should last between 15 to 18 years to get a reasonable return on investment. Turn off the fan completely to prevent the chance of being hit by the blades. Extend the Life of your Unit. For example, I highly recommend looking into the, benefits of installing a smart thermostat. Avoiding The Chill. These systems are usually “closed loop systems,” which circulate conditioned air (heat or AC) throughout the home via ductwork and vents in … However, a furnace fan that won’t stop running can also be a byproduct of a faulty fan limit switch or one that is set to manual override.