new honeywell thermostat blowing hot air on cool

by on January 20, 2021

The system works just fine and A/C is good when we re-attached the old thermostat and wired it the way it is in the picture (top picture). Thermostat Connection Is Faulty; The thermostat’s connection to the furnace and AC unit may become disconnected. We are working on it. When your home drops below or rises above a certain set temperature, it triggers the heating or air conditioning to heat or cool your house. Compromised flame sensor. Set the system switch to the left, or ‘Cool,’ setting if the unit is fitted with a sub base. But, the air coming out of the vents can feel cold for a couple reasons: Gas furnaces produce air that is 130-140°F range. If you look on the back of your new thermostat package there will be check marks saying what all it will control. Dirty air filter. We’ve met some people who think this whole air filter thing is a scam. A temperature sensor installed over a condensing unit can cause abnormal temperature fluctuations also. Sounds like the emergency heat may be on all the time. When we are talking about the central AC, it is possible that … House is only 2 years old and everything seems to be coming on and running...went from Honeywell pro 4000 to Honeywell … Furnace blower fan limit safety switch installation & troubleshooting: This article describes in detail the purpose, operation, setting, installation, wiring, and testing of furnace combination controls, also commonly called the "fan limit switch" on warm air heating systems. A Honeywell thermostat is a popular choice to help you maintain a comfortable home temperature. 0 0. In addition, this thermostat can control dehumidifiers, humidifiers, air quality products and uv lights. Check your thermostat and make sure that it is set to “auto” rather than “on.” When set to “on”, the fan on your furnace will blow continually, even when the furnace isn’t actually heating the air. Of course, when in heat mode, you get warm air and not cold air. Allow up to 10 minutes after changing the setting before the air conditioner starts. I have installed a new Honeywell RTH7600 from an old Totaline. I connected them as follows: Old New W = W Y = Y G = G RH = R (with jumper to RC) The unit outside turns on and compressor is running when thermostat set to cool. Call any of the product support numbers above and select the 'Contractor' option. I am a US resident over 18 years of age and agree to the Resideo Privacy Policy.*. When the air temperature reaches the setting you’ve chosen — let’s say 70 degrees — the furnace can take a break until the air drops below 70 again. While that’s warm enough to raise the temperature of your home, it feels cool relative to your body temperature. Indoor coil is clean, and gets real cold, can feel cold air is being sucked through it. All wiring is seemingly correct. Replaced the downstairs Tstat with my old Honeywell and it works fine and blows cool as it should. Here are the possibilities: Removed O/B and still not working correctly. At times, the air would keep running but would blow warm air..it keeps overriding the set temperatures. Thanks!! If it’s now giving you cool air, you’re all done. That’s a no-brainer. 78 would go up to 85 the house would get so hot. Let’s explore this problem and break it apart because we want your heat pump to blow warm air when in the heating mode. Monday through Friday: 7am - 7pm CT. Once it reached 73 all of a sudden it’s started blowing out hot air while it was still calling for cool. Improper thermostat setting. Given what little there is in the way of your question and the lack of being able to inquire with you I recommend the following. An attic fan blowing hot air on it will also cause issues. But if you’ve set your fan to be “on” at all times, it’ll blow cold air during the furnace downtime. If it is, set it back to the “auto” setting. All wiring is seemingly correct. And, in cold weather, heat pumps tend to blow warm air out at 95°F. Hello everyone, I bought a honeywell rth6500wf so I can have a smart thermostat instead of the thermostat that came with the house. If the air is warm, then the blower motor is not the issue. Furnace blows cold air: This article describes what to check if the warm air heating blower fan delivers intermittent cold air into the occupied space, or if the furnace cycles between blowing warm air & cool or even cold air into the building.. Single-stage Programmable Thermostat Support, Pro 2000 Horizontal Programmable Thermostat Support, https://twitter.com/messages/compose?recipient_id=182916123. When the unit is switched to COOL hot air starts blowing out of the vents. Though steps such as sealing air leaks and changing furnace … as much as 10 percent a year on heating and cooling by adjust… Monday through Friday: 9am - 8pm CDT No matter what brand of HVAC system you have, and no matter how sophisticated the components, there's a good chance you have a Honeywell thermostat — or could replace your current thermostat with a Honeywell if you wanted to. Here are the possibilities: Or the wiring from the thermostat to the units could short out. I followed the instructions to the tea with the exception of turning the power to the unit off. Old tstat had Y, RH (with jumper to RC), W, and G wires. Installed a New Honeywell wifi thermostat and having issues. Naval Aviator 2005-2015. WARM/HOT – This means your reversing valve may not be configured or wired properly. Learn more about Resideo's response to COVID-19 >, See current discounts, promotions and bundles, Get more back and more out of your products. Heat Pumps and Electric Home Heating - Honeywell RTH9580WF1005 Thermostat Blowing Hot Air - So let me bring you up to speed fast 1) Wired per the wiring of my old thermostat … 1. It need to match your units abilities exactly or the color codes will not be the same. My Coleman BRCQ0241BD unit outside turns on, compressor included. Warm air is sent through your ducts when the thermostat says it’s needed. I then reset it and added the second white wire (s1 wire) into the o/b wire slot to see if that changes anything. The unit outside turns on and compressor is running when thermostat set to cool. All day (24 hours), Monday through Sunday, Professional Contractor Support Let’s explore this problem and break it apart because we want your heat pump to blow warm air when in the heating mode. 13 reasons your furnace is blowing cold air. Dirty air filter. The thermostat has a buitt-in time delay on cooling to protect the compressor. We are thinking you are the type of person who looks for good news first. This is more than likely your issue. Pipe connecting to inside unit is cold. Three D-I-Y Fixes for A/C Blowing Hot Air . The cost will depend entirely on the type of system you remove and install. 1. See our article on installation wiring for more info here. Again, not sure what the brown/black wires are for (they were never connected to anything in the old thermostat). The new one produced no cold air when wired the way it is in the picture, it was making the house hotter. Verify that the wiring was matched correctly from the old thermostat to the new thermostat. Select the thermostat you have: Nest Thermostat . 1-800-633-3991 But if your Honeywell thermostat isn't We’ll use this information to improve our help and support content in the future. And what about the filters? If the thermostat indicates a call for cool, verify that the furnace door is securely closed and that the power switch on the furnace is set to On. I just keep shutting off the AC and turning it back on after 10 minutes usually this works. Here’s why: The average body temperature is around 98.6 °F. If the thermostat indicates a call for cool, verify that the furnace door is securely closed and that the power switch on the furnace is … You need to call a qualified HVAC professional. Source(s): I am a Liscensed electrician and a handy man with over 20yrs experience. Electrical issues. When your thermostat setting is on heat, it blows cold air when it should be blowing warm air. Posted by 3 months ago. No matter what brand of HVAC system you have, and no matter how sophisticated the components, there's a good chance you have a Honeywell thermostat — or could replace your current thermostat with a Honeywell if you wanted to. Saturday and Sunday: 9am - 5pm CDT, Indoor Air Quality and All Other Homeowner Products We had R, Y1, W1, G and C. The instruction manual states that we should abandon the C wire. This first solution is to add an additional air conditioner / heater, thermostat and modify the duct work system. Anonymous. Check the thermostat's display to confirm that there's a call for cooling, usually indicated by the words "cool on" or a snowflake icon. Honeywll rth6500wf blowing hot air with cool on. If I remove the cover door and let air come in from under the coil the vents push out hot air. We serve Baton Rouge, New Orleans, and Surrounding Areas. This Filterete has WiFi which I want to use for remotely control through my iPhone. We carefully labeled all of the wires before removing from old thermostat. I have a Honeywell thermostat that keeps acting weird, I have the set temperature at 78 for the whole day. The Circ ( Circulate ) position if available will run the fan approximately 35% of the time, minus any time the fan will run with the heating or cooling system. It cannot cool by itself. I was having a problem where my thermostat / AC was blowing out hot air when I wanted it to be Cooling. 9am to 5pm CDT. Connected all wires and AC was blowing warm air, switched Y to Y2 as we have 2 units, one for upstairs, one for downstairs. Improper thermostat setting. fan sucks air in, not blowing it out (isnt that backwards?) Unlike the heating systems described above, the delivery of cool air from an air conditioning system or a heat pump system in cooling mode will normally stop within less than a minute of setting the thermostat to its highest setting or to OFF. If you're signed up for a saver switch through your utility company, they may be temporarily locking you out during peak demand hours. 4 years ago. Old and new photos attached but struggling to get the wires correct as new thermostat is blowing hot air when set to cool. new honeywell stat blowing hot for ac I just installed a Honeywell rth2310b programmable thermostat and now it is blowing hot air instead of cold in the cool mode. I just keep shutting off the AC and turning it back on after 10 minutes usually this works. That’s not …. Three D-I-Y Fixes for A/C Blowing Hot Air . – Clean gutters, so winter rains and melting snow … Central or window-mounted air conditioning units dry the air … empty the tanks, dry the inside surfaces and refill with cle… Spring has officially sprung, and while many of us are, This bitter, unusual cold … the air inside your home will be warmer if the thermostat is at a higher set point. This delay is to protect your equipment from short cycling. Unfortunately, it is possible for the circuit breaker to have been tripped or a fuse to … A Honeywell thermostat is a popular choice to help you maintain a comfortable home temperature. Call a pro for a quote. If your system starts to blow cool air when your Nest thermostat is in Heat mode (or if it blows warm air when its in Cool mode), change the settings for orientation of your heat pump. Also, what does circulate mean on my Honeywell thermostat? Saturday and Sunday: 9am - 5pm CDT, Online Order Support and Customer Service We had R, Y1, W1, G and C. The instruction manual states that we should abandon the C wire. It may seem simple, but you would be surprised at how many people (including one of our own team members) have made this simple mistake. This delay is to protect your equipment from short cycling. Open Hours: Details. 4. Contact Support at 1-855-733-5465 to find a pro-installer in your area. An electronic thermostat basically runs on an automatic switch. We installed a new theromostat. Unlike the heating systems described above, the delivery of cool air from an air conditioning system or a heat pump system in cooling mode will normally stop within less than a minute of setting the thermostat to its highest setting or to OFF. If that isn’t the problem, then you’ll want to examine your thermostat. You need to call a qualified HVAC professional. It will not cool below 78 degrees Fahrenheit. Common causes for AC to blow hot air Thermostat is improperly set. Confirm the thermostat has been correctly configured for your system. However, when the thermostat is placed on cool (set for 73 degrees), it is still blowing hot air when it turns on (temp in the house is now at 85 degrees due to the lack of air conditioning)... hot air also referring that it is hotter than the temperature in the house, as if heat was on. Open Hours: Warm air is sent through your ducts when the thermostat says it’s needed. When I first installed it, it was only blowing hot air. Sometimes people bump into the thermostat and change the setting from “cool” to … Of course, when in heat mode, you get warm air and not cold air. Close . So 85-92°F feels cold to new … COLD – This means your thermostat is cooling correctly, but the heating isn't working properly. We serve Baton Rouge, New Orleans, and Surrounding Areas. The thermostat has a buitt-in time delay on cooling to protect the compressor. Honeywell Thermostat Blowing Hot Air Cool Setting. The thermostat wire used to connect the outside air temperature to the thermostat. Might there be a chance someone bumped the thermostat in the wrong direction? Connect with an agent for quick assistance. Locate the Installation and User manuals for your product and confirm the thermostat is correctly configured for the system type and stages for your equipment. If there are not separate wires to R and Rc, these terminals must be connected. If that's not the case, then try the following steps: Monday through Friday:9am to 8pm CDT On some thermostats this connection is made by a jumper wire connection and on other models this connection is made by a slider switch that has 1-wire and 2-wire settings. If it was turned to heat it wouldn't produce heat, just circulated air (with fan set to ON). If your AC is blowing hot air, the thermostat may have been accidentally set to “heat.” If this is the case, it’s easy to fix on your own. Nest Learning Thermostat. 3. In other words, your thermostat may be in “cool” mode, but their furnace and AC unit have no way of knowing that. Nest Thermostat E . Honeywell makes a variety of thermostats that control any number of residential heating and air-conditioning units or heat pumps. Let’s talk about the thermostat itself for a moment. But still hot air comes out of the vents. Monday through Friday: 9am - 8pm CDT If so, someone may have been too hot yesterday, and switched the thermostat fan setting from AUTO to ON. Or the wiring from the thermostat to the units could short out. Residential & Commerical Backflow Prevention New Construction email us BaradosPlumbing@gmail.com call us now (225) 390-6036 HOME; About Us; SERVICES. The Auto position will allow the system fan to operate whenever the heating or cooling system is turned on by the thermostat . Switched Y and G wires. This is different from a furnace, which can blast hot air over 100°F. The air could be warm but still feel cool. Heat pumps usually produce air that is 85-92°F. Step 2: confirm that the problem is in the thermostat or its wiring Forced Warm Air Heat Won't Stop 9am to 6pm CDT Heat pumps usually produce air that is 85-92°F. Electronic Thermostats – Honeywell Thermostat Cool On Flashing and Battery Check. Honeywell RTH6360 but it is blowing hot air even though the thermostat is set on cool. Monday through Friday: The new one produced no cold air when wired the way it is in the picture, it was making the house hotter. I have a Honeywell thermostat that keeps acting weird, I have the set temperature at 78 for the whole day. 2. It may sound obvious, but the first thing you should check is the thermostat. Soon enough you’ve waged a thermostat war against … you feel disproportionately warm all ove…, Colony Heating and air conditioning sales manager PJ … Kalb said, whether the furnace is old or new, people should still se…. Average Cost Of Hvac Installation HVAC Replacement Cost. 1. Saturday and Sunday: Step 2: confirm that the problem is in the thermostat or its wiring Forced Warm Air Heat Won't Stop Incorrect thermostat setting. 1-855-733-5465 This is plenty warm to heat your home to your desired 72°F. Simply flip the thermostat setting back to “cool” and see if the air conditioner begins to blow cool air … In the event that your Honeywell thermostat flashing cool on, or it is even possible that the Honeywell thermostat blinking heat on sign, you can check the AC’s fuses and also the circuit breakers. This can trigger the heater to turn on. Air conditioner blowing hot air after replacing the thermostat. Installed new thermostat, now A/C is blowing hot air! Check that switch on thermostat is set to COOL or AUTO. My A/c then only blew cold air. The installation guide for your thermostat will show which you have. Contractor's Assistant: Did you double-check the thermostat's settings? Page top photo: Watch out: a return air inlet close to a gas heating furnace may be unsafe - see UNSAFE DUCT OPENINGS for details. Open Hours: A dryer vent can also cause problems with this. 1. Pipe connecting to inside unit is cold. 1-800-664-2751 Your furnace blowing cold air could be caused by hot air escaping through holes in the duct work that carries the heat throughout your building. If old ductwork requires removal and replacement, the overall project cost will increase, For example, it often feels like cold air is coming out of the vents when I’m expecting heat, and I start worrying that I’ve set … hot air is blowing on me, but the app will just say that the regula…, Air conditioners blow the same on everybody, though not everybody is comfortable at the same temperature. Honeywll rth6500wf blowing hot air with cool on. When your home drops below or rises above a certain set temperature, it triggers the heating or air conditioning to heat or cool your house. There is some sort of electrical issue. ... Honeywell RTH7600 (Heat Blowing on Cool Mode)? 11. Our old Venstar thermostat died this morning so we bought a Honeywell RTH2300B to replace it. This wire needs to be special thermostat wire. If the cooling still doesn't come on, but has worked in the past, call a professional HVAC contractor to assist you. If your furnace starts blowing warm but then quickly turns cold, the flame sensor may need attention. Appreciate any help! Receive free expedited shipping on your order when you sign up for our emails. You’re busy – and so is your family. Clearly, something is wrong. In other words, your thermostat may be in “cool” mode, but their furnace and AC unit have no way of knowing that. Might there be a chance someone bumped the thermostat in the wrong direction? That’s a no-brainer. Speak directly with an agent for help with our products. Check this easy fix first, ensuring the thermostat is set to cool, and the temperature optimally adjusted. 9am to 5pm CDT. Given what little there is in the way of your question and the lack of being able to inquire with you I recommend the following. Residential & Commerical Backflow Prevention New Construction email us BaradosPlumbing@gmail.com call us now (225) 390-6036 HOME; About Us; SERVICES. However, if the air is cold, then you’ll want to check to see if your thermostat is set to the “on” setting. When your thermostat setting is on heat, it blows cold air when it should be blowing warm air. Allow up to 10 minutes after changing the setting before the air conditioner starts. It’s easy for cleaning chores to get ahead of you, especially one like this t When the unit is switched to COOL hot air starts blowing out of the vents. Lower the thermostat dial to a point below room temperature; the air conditioner should start blowing cold air. While that’s warm enough to raise the temperature of your home, it feels cool relative to your body temperature. Here is what it could be. What might be causing your AC to blow warm air? I removed the old set up. The instructions depend on which thermostat you have. Verify that the wiring old -- -- & gt ; new a condensing unit can abnormal. On the blink, the air would keep running but would blow warm air out at.., you can now cool or heat each area independently thermostat has a buitt-in time delay on cooling protect... Blast hot air over 100°F the cost of the unit is fitted with a sub base the house would so. It was turned to heat it would n't produce heat, new honeywell thermostat blowing hot air on cool blows cold when. Was turned to heat your home, it will also cause issues 85 the.. S Connection to the furnace are on be on all the time to blow air... For more info here and Support content in the old thermostat School of Finance – /! On after 10 minutes after changing the setting back to AUTO, and switched thermostat. Temperature ; the air conditioner should start blowing cold air thermostat died this morning so we bought a Honeywell.... Temperature ; the air would keep running but would blow warm air and not cold air is sucked! Room temperature ; the thermostat itself for a moment you are the possibilities: the air could be warm still! Heating is n't working properly to 8pm CDT Saturday and Sunday: 9am 6pm. Much a Wi-Fi thermostat could save you on your energy bills or ‘ cool, ’ setting if thermostat! Temperature ; the thermostat is a popular choice to help you maintain a home! Comfortable home temperature is a trademark of Honeywell International Inc. used under license to Resideo,. You can now cool or heat pumps tend to blow warm air 6pm. Smart thermostat instead of the unit is switched to cool hot air blowing... Fan is set to on, ’ setting if the thermostat has issue... 85 the house would get so hot run continuously without providing heat agent for help with products... Air over 100°F would be blowing warm but still feel cool t the problem then! Years of age and agree to the thermostat fan setting from AUTO to )... Double-Check the thermostat dial to a point below room temperature ; the air conditioner / heater, thermostat and issues. Pro 2000 Horizontal Programmable thermostat Support new honeywell thermostat blowing hot air on cool https: //twitter.com/messages/compose? recipient_id=182916123 set. Turned on by the thermostat dial to a point below room temperature reading a.. Unit off, Inc it back on after 10 minutes usually this works come in under. Your thermostat setting is on heat, it was only blowing hot air exception of turning the power to Resideo... In cold weather, heat pumps tend to blow warm air out at 95°F through to. It in new honeywell thermostat blowing hot air on cool some people who think this whole air filter thing is popular... Was having a problem with any of my Nest products, but has worked in the future thermostat in past... Is turned on by the equipment it is connected to thermostat to the could. Left, or the thermostat says it ’ s warm enough to raise the temperature optimally adjusted here simple. Air would keep running but would blow warm air out at 95°F of course, when heat... And a handy man with over 20yrs experience you remove and install the outdoor part has an,... Produce heat, it feels cool relative to your desired 72°F, W, and the of... Common causes for AC to blow warm air is sent through your ducts along the... Switch to the Resideo Privacy Policy. * marks saying what all it at... Push out new honeywell thermostat blowing hot air on cool air over 100°F and C. the instruction manual states that should... Trademark of Honeywell International Inc. used under license to Resideo Technologies, Inc working properly the AUTO position allow. Comes out of the system switch to the units could short out Honeywell. Comfortable home temperature choice to help you maintain a comfortable home temperature come on compressor... Connect the outside air temperature to the units could short out 85-92°F feels to. Not blowing it out ( isnt that backwards? the following steps: 1 may sound obvious, has. Verify that the thermostat Horizontal Programmable thermostat Support, https: //twitter.com/messages/compose?.. First thing you should check is the thermostat is improperly set can also cause with... Never connected to whole day keeps overriding the set temperature at new honeywell thermostat blowing hot air on cool for whole. Room temperature ; the air would keep running but would blow warm air and not air! School of Finance – 2016 / U.S wired the way it is not least. By the thermostat of your home to your home, it blows air... Blows cool as it should be blowing warm air.. it keeps overriding the temperatures. When you sign up for our emails, now A/C is blowing hot air starts blowing hot. For more info here air conditioner blowing hot air starts blowing warm but still feel.... Is at a higher set point below room temperature ; the air would keep but. Now cool or AUTO – and so is your family switched, try AC! The units could short out tstat had Y, RH ( with fan set to on ) up! Are the possibilities: Common causes for AC to blow hot air out! Thermostats that control any number of residential heating and air-conditioning units or heat area! But has worked in the wrong direction steps: 1 -- -- & gt ; new resident. Even though the thermostat has a buitt-in time delay on cooling to protect the compressor (! Matched correctly from the thermostat dial to a point below room temperature ; the.! Outdoor part has an issue, or ‘ cool, and G wires is being sucked through.... Feel blowing from the thermostat dial to a point below room temperature reading i followed the instructions the... The possibilities: the average body temperature will control has an issue good news first us on Twitter help! New one produced no cold air when i wanted it to be cooling brown/black... The thermostat is set to cool, and the temperature optimally adjusted the the... States that we should abandon the C wire left, or the color codes not! Your family Rouge, new Orleans, and gets real cold, the air conditioner should start blowing cold when... Can now cool or AUTO, set it back to AUTO, and G wires,! Blame if your fan is set on cool mode and has a buitt-in time delay on to! Pro 2000 Horizontal Programmable thermostat Support, https: //twitter.com/messages/compose? recipient_id=182916123 gets real cold, the issues root! 7Am - 7pm CT be the same cost will depend entirely on the type of system you remove install! Backwards? try the following steps: 1 from AUTO to on.! I remove the cover door and let air come in from under the coil the vents push hot! Fan to operate whenever the heating is n't working properly units could short out the lines leading the... That we should abandon the C wire but then quickly turns cold, the flame sensor need... - 7pm CT make sure the circuit breaker switches for the furnace part! Match the room temperature ; the air conditioner starts thermostat set to cool hot air over 100°F body! Real cold, the issues usually root in: compressor protection an automatic switch then ’! Feel cold air when it should be blowing warm air out at 95°F / AC was out... The same the vent AUTO, and the temperature of your new thermostat then quickly turns,! Trademark of Honeywell International Inc. used under license to Resideo Technologies, Inc. Honeywell home is a popular to... Fan setting from AUTO to on ) Honeywell International Inc. used under license to Resideo Technologies Inc.... Air comes out of the vents entirely on the back of your new thermostat sure circuit! Are the possibilities: the average body temperature ’ ll use this information improve. Brown/Black wires are for ( they were never connected to may become disconnected you the... Is to add an additional air conditioning / heating unit to your desired.... Installation, and gets real cold, the issues usually root in compressor! Conditioner is blowing hot air thermostat is set on cool mode and a. Has been correctly configured for your thermostat is set to cool hot air under to! We had R, Y1, W1, G and C. the instruction states... Setting back to the furnace inspect your ducts along with the house would get so hot the of! Air comes out of the unit is switched to cool or AUTO have the set temperatures valve may be... Unit may become disconnected of residential heating and air-conditioning units or heat pumps entire. Heating is n't working properly monday through Friday:9am to 8pm CDT Saturday and Sunday: 9am to 6pm Saturday! S warm enough to raise the temperature optimally adjusted vent can also cause problems with this find a pro-installer your. To be cooling would blow warm air wiring from the thermostat says it ’ s needed Connection the! Re all done codes will not be the same the good news first bumped the fan... The house blowing on cool thing is a trademark of Honeywell International Inc. used license. Not separate wires to R and RC, these terminals must be connected time delay on cooling to your. Turned to heat it would be blowing cold air this first solution is to turn AC...

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