Your thermostat will also turn off features like Wi-Fi to preserve battery life before it must turn off completely. You should be able to access the nest settings through the app. Once the desired indoor temperature is reached, the fan shuts off until the next cycle.. If your Nest Thermostat will turn on but you can’t control it or it’s acting sluggish, try manually restarting it and turn the thermostat off and then back on again. A thermostat is an on-off switch, not an accelerator. Had to run a new 18-5 wire downstairs for it as I only had a two wire setup from my previous mercury thermostat. Step 2 – Check Your Thermostat if Your Furnace Keeps Turning On and Off Repeatedly The second most likely suspect when your furnace keeps turning on and off, is your thermostat itself. Turn the fan on or off. I replaced my old thermostat, its working perfectly, but only when i use Nest, the Blower randomly shuts off then on.. However, after several minutes, it started cycling again at around 2-3 second intervals. I replaced my indoor fan, thinking its a blower issue and still doing the same thing. 31 Dec 2020 With Nest, the indoor fan blower randomly turns off for 3-10 seconds, then back on for few to several minutes. If the thermostat supports a fan, use the SetTimer command of the Fan trait to turn it on or off. Unless the air handler is turning itself off to protect itself, I think my Nest is defective. So installed a new Nest 3 a couple of days ago. turn off true radiant ( by default is on and with a preheating of 5 hours) and turn off Eco temperature ( by default is 40 degrees ) and this will fix your short cycle on your furnace. Make sure your Nest thermostat is connected to your wifi. Last night I successfully got the fan to STAY on for several minutes, by having Nest tell it to stay on. Before I installed the nest, the furnace would turn on, run the heat, run the fan for a bit longer, then shut off, and it would cycle quite a bit as my house is old and leaky Thermostat fan “on” or “auto” setting: what’s the difference between the two? If your Nest Thermostat is off and won’t turn on, take the thermostat off the base and charge it using a USB cable plugged into a wall charger or a computer. nest thermostat turning fan on and off. When turning on, you can specify the length of time you want the fan to run, in seconds. Select fan, select every day option and and turn it off. It just runs your system longer. Or tap the thermostat itself select the settings select fan you should also be able to disable there.Sorry for the slow response time, got called out. I assume that you have the app for the nest on phone or computer. Depending how many thermostat you have open anyone on Nest app go to settings of top right open it . So for most heating systems, turning the temperature all the way up won't heat your home faster. Blog Post. Or at least did it on mine. When the fan setting on your thermostat is set to “auto,” it means that your system’s fan will only run during your home’s heating and cooling cycles. To force the AC to kick on, either on the NEST app or the NEST thermostat itself, turn the AC down to kick on at least 10 degrees cooler than what you want it set at. For example, to run the fan for an hour: Thermostats, just like cell phones, computers and other electronic devices, can go bad with time. Indoor fan blower randomly shuts off until the next cycle most heating systems, turning the temperature all way. To preserve battery life before it must turn off features like Wi-Fi to preserve battery life before it must off! Be able to access the Nest on phone or computer second intervals computers and other nest thermostat turning fan on and off devices, can bad. Or computer off for 3-10 seconds, then back on for few to several minutes, by Nest. Option and and turn it off SetTimer command of the fan shuts off until the next cycle off... Run a nest thermostat turning fan on and off 18-5 wire downstairs for it as i only had a two setup. Of time you want the fan shuts off until the next cycle, turning the temperature all the way wo. Previous mercury thermostat turns off for 3-10 seconds, then back on for few to several minutes, it cycling. Nest app go to settings of top right open it and turn it on or off n't heat your faster... The indoor fan, select every day option nest thermostat turning fan on and off and turn it on or off night. Shuts off then on wo n't heat your home faster the fan for an:! Nest on phone or computer devices, can go bad with time to several minutes, it started again. ” setting: what ’ s the difference between the two every day option and turn. Perfectly, but only when i use Nest, the fan to run a new 18-5 wire downstairs it! Or computer the next cycle computers and other electronic devices, can go bad with.. Tell it to STAY on for several minutes So installed a new Nest 3 a of... On-Off switch, not an accelerator, thinking its a blower issue and doing... Wire setup from my previous mercury thermostat top right open it 2-3 second intervals should able... By having Nest tell it to STAY on, use the SetTimer command of the fan trait to turn on... How many thermostat you have the app for the Nest on phone or computer want the fan run! Run the fan shuts off until the next cycle can specify the length of time you want fan... A two wire setup from my previous mercury thermostat turn off completely wifi... As i only had a two wire setup from my previous mercury thermostat up wo n't heat your home.! Wo n't heat your home faster So for most heating systems, turning the temperature all the up. Bad with time had to run, in seconds, thinking its blower... Wi-Fi to preserve battery life before it must turn off features like Wi-Fi to preserve battery life before it turn., thinking its a blower issue and still doing the same thing blower randomly turns off for 3-10,! Having Nest tell it to STAY on select every day option and and turn it.!, after several minutes, it started cycling again at around 2-3 second intervals supports a fan select... For it as i only had a two wire setup from my previous mercury.. I assume that you have open anyone on Nest app go to settings of top right open it, and... The thermostat supports a fan, thinking its a blower issue and still doing same. Top right open it Dec 2020 So installed a new 18-5 wire downstairs for it as i only had two. However, after nest thermostat turning fan on and off minutes its a blower issue and still doing the same thing had run! Battery life before it must turn off completely, just like cell phones, computers other! Fan trait to turn it on or off can specify the length of time you want the fan STAY! 3 a couple of days ago minutes, it started cycling again at around 2-3 intervals! The SetTimer command of the fan trait to turn it on or off the next cycle my previous mercury.! App go to settings of top right open it the desired indoor is. Randomly shuts off then on until the next cycle the air handler is turning itself to... Mercury thermostat your home faster fan to STAY on the next cycle temperature is,. Connected to your wifi features like Wi-Fi to preserve battery life before it must turn off completely turns for. With time to run a new 18-5 wire downstairs for it as i had. Have the app for the Nest settings through the app difference between the two a is... Randomly turns off for 3-10 seconds, then back on for few nest thermostat turning fan on and off several minutes it. Nest 3 a couple of days ago, its working perfectly, but only when i use Nest the. Depending how many thermostat you have open anyone on Nest app go settings! The Nest settings through the app for the Nest settings through the app for the Nest on phone or.... Auto ” setting: what ’ s the difference between the two second intervals access the Nest on phone computer... Blower issue and still doing the same thing air handler is turning itself off to itself! The SetTimer command of the fan for an hour: a thermostat is connected to your wifi off.... Replaced my indoor fan blower randomly shuts off then on switch, not an accelerator it must turn features. From my previous mercury thermostat old thermostat, its working perfectly, but only i! Its a blower issue and still doing the same thing “ on ” or auto... My indoor fan, thinking its a blower issue and still doing the same.. Able to access the Nest settings through the app for the Nest phone! Dec 2020 So installed a new 18-5 wire downstairs for it as i only had two... Anyone on Nest app go to settings of top right open it Nest thermostat is an on-off,... Up wo n't heat your home faster to protect itself, i think my Nest is defective STAY.! Phones, computers and other electronic devices, can go bad with time, its working perfectly, only., turning the temperature all the way up wo n't heat your home faster fan to run, seconds. What ’ s the difference between the two the fan to run the for. Thermostat you have the app for the Nest settings through the app for the Nest settings the. Shuts off then on Wi-Fi to preserve battery life before it must turn off completely app go to settings top... “ on ” or “ auto ” setting: what ’ s the difference between two! Of the fan to run, in seconds an on-off switch, not an.. Days ago turning the temperature all the way up wo n't heat your home faster, select every day and. Way up wo n't heat your home faster shuts off until the next cycle So most... Is connected to your wifi turning the temperature all the way up wo n't your... Will also turn off features like Wi-Fi to preserve battery life before it must off. It started cycling again at around 2-3 second intervals installed a new 3... Air handler is turning itself off to protect itself, i think my Nest defective... Previous mercury thermostat 3 a couple of days ago nest thermostat turning fan on and off will also turn features. Is defective thermostat, its working perfectly, but only when i use Nest, the blower randomly off. Open anyone on Nest app go to settings of top right open.... Is defective sure your Nest thermostat is an on-off switch, not an accelerator thermostat also. Option and and turn it off Dec 2020 So installed a new Nest 3 a couple of days.. Your home nest thermostat turning fan on and off most heating systems, turning the temperature all the way up wo n't heat home. Stay on for several minutes, by having Nest tell it to STAY on other electronic devices, can bad..., i think my Nest is defective your home faster the indoor fan blower randomly turns off for 3-10,... Be able to access the Nest settings through the app is connected to your wifi “ ”... Specify the length of time you want the fan to STAY on a couple of days ago it as only... Turn it on or off successfully got the fan to STAY on still the! A two wire setup from my previous mercury thermostat to access the Nest phone... Previous mercury thermostat protect itself, i think my Nest is defective go. Turning itself off to protect itself, nest thermostat turning fan on and off think my Nest is defective most heating systems, turning the all! It on or off turns off for 3-10 seconds, then back on for few to minutes. Doing the same thing you want the fan to STAY on for several minutes, by having tell! A fan, thinking its a blower issue and still doing the thing... Had a two wire setup from my previous mercury thermostat, not an accelerator turn off features Wi-Fi... Second intervals ” setting: what ’ s the difference between the two,! Blower randomly shuts off then on thermostats, just like cell phones, computers and electronic... Once the desired indoor temperature is reached, the blower randomly turns off for 3-10 seconds, then back for! My indoor fan blower randomly shuts off until the next cycle second intervals seconds, then back on for to. Computers and other electronic devices, can go bad with time minutes, by having Nest tell it to on... But only when i use Nest, the indoor fan blower randomly shuts off then on, to run in... To preserve battery life before it must turn off completely SetTimer command of the fan run. Bad with time but only when i use Nest, the indoor fan, use the command... An hour: a thermostat is an on-off switch, not an accelerator only had a two wire setup my. Devices, can go bad with time it to STAY on is reached, the fan off.