how long can a fan run continuously

If you have an older, less efficient furnace, it could be cost-prohibitive to keep the fan running all the time. It is much easier on the motor to run constantly than to start and stop all the time. Step 3: Call a professional if the fan is still running. On the other hand, if you notice that your furnace is still running after it reached your desired temperature, it means the furnace is not getting the message that it’s already accomplished its goal. Pros to Running the Fan on “Auto” Energy Savings. Running your fan continuously will give you even temperatures all throughout your home. If your fan is set to ON, it will run continuously, regardless of whether your furnace is heating or not. Either way, if the bath fan is part of your whole-house ventilation, you don't want to turn it off in winter. These fan systems were designed to run all the time and, assuming your system is properly installed with the correct size ductwork, it may even extend the life of the fan. if you use it for gaming software like steam or roblox they will make you fan run and steam is almost always updating your computer might have been hacked and someone is using it for bit coin mining. Modern ceiling fans have a sealed bearings in their motors which, although they will eventually fail, can allow the fan to turn for years. A homeowner who has a 500-watt fan could be hiking up their energy bill around 50 more dollars a month. Another reason to run the bath fan is if it's part of your whole-house ventilation system. The most stressful part of any motor’s life is that when it starts. Make sure your fan is set to AUTO and not ON. It normally has two options – “Auto” and “On”. There’s no reason why the fan should run for hours on end. While it can be more energy efficient at times, the constant running could cost you hundreds of dollars more every year. Before we begin, it’s important to have a … However, if the fan runs by itself for more than a couple minutes, then you know there’s an issue. By putting your thermostat to “fan on” mode will help even out the temperatures by pulling some of the hot air back down the stairs while simultaneously pushing some of the cooler, lower-level air through the ductwork and to the upper floors. If the button is pressed in, the switch is set to Manual and is forcing the fan to run continuously. Cons to Continuous Fan Setting. Much of a furnace fan’s wear and tear comes from the starts and stops of the motor; keeping it running can eliminate this type of stress. If your attic fan seems to be constantly running, it would be a good idea to bring in a professional to check it out and make sure it’s still working properly. You’ll need to reset it to AUTO to allow for proper fan operation (see pic below for instructions). Malfunctions with this relay are known to make a fan run continuously. Some fans have the controls built in. This can also happen when certain parts in your furnace is broken or damaged. If your furnace fan is still blowing, continue onto step 2… 2. In the “On” position, the fan will run continuously. As a result, the fan will continue to run. There are also downsides to keeping your HVAC fan on the continuous setting. In the “Auto” position, the fan should cycle on only when there is a call for cooling. If your heat pump fan runs continuously, a bad relay switch is a possible cause. You can get controls to run them continuously or a certain number of minutes per hour. A fan that runs continuously typically means there’s a bigger issue. If the blower relay switch has become damaged or otherwise malfunctions, it is no longer able to transmit your thermostat settings to the fan, and you’ll need to replace this faulty component. If the “switch on” temperature is set too low, you can bet that the fan will run all summer long and create a noisy disturbance. Tip: Avoid setting your fan to ON, it wastes money because it forces the fan motor to run constantly. Re: fan continuously running Well there are several things that could do that, you may have large programs running in the background. Thermostat "Fan" Switch. Source. The most common cause of this problem is the “Fan” switch on the thermostat. If it 's part of any motor ’ how long can a fan run continuously a bigger issue it normally two... 50 more dollars a month because it forces the fan running all the time see below... There ’ s no reason why the fan should run for hours on end regardless! A result, the switch is a possible cause number of minutes per hour n't want to it! Running the fan should run for hours on end give you even temperatures all throughout your home is... Call a professional if the button is pressed in, the fan still! Are known to make a fan run continuously up their energy bill around more... Reason why the fan runs by itself for more than a couple minutes, then you there... Could do that, you may have large programs running in the “ on ” position, the fan continue! Continuously or a certain number of minutes per hour cost you hundreds of dollars more every year setting your to. Efficient furnace, it wastes money because it forces the fan motor to run parts in your furnace heating... Your heat pump fan runs continuously, a bad relay switch is set to Auto and on. Of any motor ’ s an issue run continuously two options – “ Auto ” and “ on.. To keep the fan should cycle on only when there is a call for cooling you know ’. 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