20th January 2021

air conditioner turns on when heat is on

Thank you for the fix! If everything appears normal, you can test the thermostat contacts … Please post pictures of the outdoor unit and indoor unit along with model numbers. Ecobee support was super helpful, but couldn't find a fix for my issue. However, if your AC is running continuously and never turning off, this isn’t normal and you likely have a problem with your air conditioner. Click here to add your own comments. Normally AC usually will heat up after you turn it on, and the air conditioning cooling system was set the reduce the heat. As it is, it's on constantly. Edit: The unit actually says, high efficiency air conditioning system or something along those lines. A weak breaker, a faulty contactor, a grounded compressor, can easily cause it or since the condenser fan was shorted to the ground. However, a burning scent can be indicative of a mechanical problem with … Press question mark to learn the rest of the keyboard shortcuts. If the flickering only happens with your AC or heat. To turn the blower fan off, simply set your thermostat to the ‘auto’ option. If you have an emergency heat setting, then just the heat strip comes on with the blower. I have a 43ft hauler with 2 ac units so my thermostat has more functions for multiple xones. Check the thermostat's calibration by moving the temperature setting down several degrees and waiting to see if the air conditioner turns on. http://www.city-data.com/forum/house/546055-help-please-air-conditioner-runs-when.html. Thanks for the info my fan was not set on auto.problem solved. It's the most likely reason your heat won't turn on. Edit: The unit actually says, high efficiency air conditioning system or something along those lines. Hey guys, thought I'd give this community a shot before I call an HVAC guy out or return the unit. If your blower fan is continuing to run after the system has already turned off and you made sure your thermostat isn’t set to the ‘on’ position, then you’ll want to … Eww, stinky water! But most folks don’t like that it does it. Cookies help us deliver our Services. The heat is on, no errors on the thermostat, but again the outside AC unit is still running. Check to see if your thermostat is set to ON or AUTO. Meaning, it’s by design to do this. The air conditioner seems to … When turned on A/C or defrost engine would stall & cut off. The air conditioner is either a Duo Therm 39115 or 39045 under carriage. Comments for Outside unit running, but thermostat is off. The burning smell is one of the most commonly-experienced scents that can come from your AC. gamgator2000 in Bishop, CA. Another possibility could be a issue with the dampers. Froze my b— off last night….lol, Thanks For This INFO! Trip planning apps and websites, Thousand Trails Orlando – camping near Disney, Dometic Single-Zone Thermostat User Manual. Thanks Jonathan. Then, there's the basic feeling of discomfort going between rooms if they're not equally regulated. The original thermostat is gone. I have searched the … I installed the thermostat originally with the PEK (eveything worked minus the outside unit running, by the way we have a furnace) because I didn't think I had a C wire, but after pulling some of the wires behind the thermostat I think I have one (it's blue). THANKS again.. It’s very likely in the thermostat. Switching the thermostat temp down causes the AC unit to stop, at this point I can feel the warm air of the furance blowing for a few minutes before it cuts off. The furnance in the garage is the blower and the outside unit is the fan and condensor. Great…..Worked 1st time. When you turn on your heating system in the fall, they come rushing out into your home and lungs. Just as with a normal AC unit, refrigerant absorbs heat from one area to another. level 2. If the air needs cooling, the sensing bulb will signal the compressor. The University of Virginia - 2005 / The Wharton School of Finance - 2016 / U.S. Comment removed by moderator 3 years ago. I brought it to the dealership where I purchased the car and I was told that is normal for Volkswagen! My ac comes on when the thermostat is on no matter which fan setting and with all zones in the off setting. That turns on when heat is called for. Quick tip & fix – your generator may not work with your EMS. In this mode, your air conditioner turns on the compressor and pushes cold air into the room. Solution: This is irritating! Check out this article, on how to tell if your unit is a heat pump or air conditioner. If you have gas heat. When the internal temperature sensor within the AC senses that the desired temperature has been reached, the compressor will switch off and only the fan will run. I was ready to take it in. The heat exchanger won't work unless enough cool air moves across it to keep it from overheating. Battery upgrade (to lithium)! And it can cost you big money, both in higher energy bills and possible repairs. This is for electric heat. This is called short cycling. Another warning of this possibility is if you notice a decline in the cooling output. Report. With that setup, everything seems to be working. Nope, fan is in auto amd mode is heat , heat comes on and so does the outside unit.not a heat pump , also i am getting 22 v at C and Y …at C and W i am getting 24.7v … it should be a bad tstat..but when i jump off at board with tstat in off mode.Y to C , heat also comes on with out side unit. I was having the Same problem, I was up all night worrying about it… this worked.. thank you so much! Like others said with their makes manual, our Minnie heater manual also did not cover this . Amazon Sidewalk is a network built from Amazon smart home devices like the Ring, Echo, Echo Show, etc. This site uses Akismet to reduce spam. Heat is absorbed at the inside evaporator coil in the summer, and then it’s released outdoors at the condenser coil. It is a Dometic but a different model. I actually think the idea is to suck in warm air from the ceiling where the air intake is and then redistribute it using the ceiling duct work. More specifically, your system’s heater is turning on even though the air conditioner is set to “cool.” What is causing your heater to activate? These are all you would need for this specific application. If you have a Heat Pump system the outdoor unit will operate in both winter and summer, in the winter it rejects hot air indoors rather than outdoors. So why the heck is your AC running? Recalibrate it according to the instructions in your owner's manual or replace the entire thermostat. It’s winter, your thermostat is set to HEAT and you’ve confirmed that you’re getting hot air from your vents. When you turn on the heater it engages and dis-engages the air conditioner compressor in other words it clicks on and off and when it engages it makes the motor cut out bad and even when you turn on the air conditioner it makes the motor cut out. If you have a heat pump this will not work. It still runs when I turn the system off... OK here is what I would do. I have written a few times about weighing RVs at a truck stop's CAT scale. Does the overcool feature (reduce humidity with air conditioner) work even when the heat is on? Sometimes this happens simply because your batteries have died. But when i take tstat out same responce.so when i pull the w wire.cooling comes on correct.if i pull Y wire heat comes on by itself.whats your thinking.andnits not j7st the fan the compressor is comming on.thanks .bp. Do you have the same kind of thermostat as pictured? 2004 GMC Envoy . Make sure to turn the power off to both units before performing any of this work. Naval Aviator 2005-2015. Original Poster 3 years ago. Honestly, 100%, no. Thank you!! For the furnace/air handler to the thermostat set of wires go Red to R, White to W, Green to G, Yellow to Y, and Blue to C. For the furnace/air handler to the outdoor unit set of wires connect yellow to Y and Blue to C. You will need to go swap the wires at the outdoor unit to redo this wiring so that it matches inside. My Coachmen (Forest River) owners manual didn’t cover this and a lot of things! Thank you so much, I was really getting frustrated and you saved our trip! With a heat pump, the process reverses in the cooler months. So when the cooling system starts to malfunction then will lead to car overheating when air conditioner is on. I was hoping your recommendation would work but no such luck. It’s also possible you have it on the wrong setting, such as ‘fan’ as opposed to ‘heat’. You saved me a long trip to the dealer. One frequent issue that people experience with their cooling systems is that the air conditioner turns … If your air conditioner is behaving erratically, it may be a sign that something is wrong. . Electrical issues within your central AC unit are the most likely causes of your heater turning on when it shouldn’t. When the fan is on “AUTO,” the break in the air stream allows the coils inside of your air conditioner time for the condensation to drip off into the drain pan. A heat pump air conditions the air inside the building in Summer and air conditions the air outside the building in winter. We just don't want the system to run at all as there is no need with the cooler weather. Thanks again. (This problem depends in part on the type of thermostat, of course). Thank you!!! ;^) Or to put it another way, makes the outside air hotter in Summer and the outside air colder in Winter. But then you notice something strange: your outdoor air conditioner unit is running. The limit is usually anywhere below 60 degrees Fahrenheit. May ne board and tstat because i am getting voltage coming back from tstat when i shouldnt. If the flicking carries on for a while or continues to happen as the HVAC runs normally, then it’s time to call an expert. Campground Options for Disney World in Florida, Let’s go! This is completely normal. LearnToRV.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com. If you just turned on the heat, hot air may not yet be flowing through your air ducts. Report. Clothing washer/dryer- the holy grail of convenience. Air conditioners are complex systems, but they are designed to function in predictable ways. You can google heat pumps and learn how they work. Similar to when you turn on the faucet before you get into the shower, you may need to wait for a bit for that air to heat up. 2 Answers Active Oldest Votes. Here are 8 ways that your central heating could be making you feel sick. We're going to be honest with you: this problem could be caused by a LOT of different things. The steps I show should fix it. It’s also a recipe for ballooning cooling costs, component damage, and premature system failure. Are you sure the AC isn't actually a heat pump? A Head’s Up for Amazon Echo Users – Sidewalk. Every time I turn my heat on my air conditioner turns on. Every other problem I've read about seems to be an issue of the system not blowing cool air. It takes more power to start your AC over and over as opposed to when it’s running smoothly as it does in longer cycles. A subreddit for ecobee and all their smart home products. The shortest answer is, your fan in the air conditioner is turned on, you have to turn it to “auto” so that it doesn’t come on. So you’ve turned on your heat and everything is running smoothly. For reference, here is the full Dometic Single-Zone Thermostat User Manual and this tidbit is on page #9: Note: If additional indoor air circulation provided by the air conditioner is not desired during Furnace Mode of operation, select Au (AUTO) in the Fan Mode to shut the air conditioner fan off. Took to shop; had throttle cleaned. For a Dometic Single-Zone Thermostat, here’s how. If the flickering doesn’t happen with other high-draw appliances, it may indicate an issue with the electrical systems in your HVAC equipment. 2003 GMC Envoy 161,711 mi, Visitor. If it does, the thermostat may be miscalibrated. If Lo (LOW) or Hi (HIGH) is selected the air conditioner fan will continue to operate on the selected speed. Do not connect any more wires. If it WERE a heat pump, wouldn't it turn on and off as heat is needed? Average Rating . Determine which set of thermostat wires go from the air handler/furnace to the thermostat and which go from the air handler to the outdoor unit. This is all I could find, sorry if it's of no help http://www.city-data.com/forum/house/546055-help-please-air-conditioner-runs-when.html. If you do, the following can happen. I read all the manuals and it said nothing about that. Currently freezing my butt off in the trailer because I couldnt figure out how to run the heat without the ac on… thanks to this I fixed it. It will run when you have it on heat or air. Your Fan Is On. I've used the Flojet portable RV wastewater macerator pump to pump out hundreds of gallons of gray and black water over the... Remodeled Toy Hauler Garage as Kids’ Bedroom. As it gets colder, one of the common questions asked in forums is, “I turned my furnace on and the heat came on, but why did the air conditioner (A/C) also come on?”. As it gets colder, one of the common questions asked in forums is, “I turned my furnace on and the heat came on, but why did the air conditioner (A/C) also come on?” The shortest answer is, your fan in the air conditioner is turned on, you have to turn it to “auto” so that it doesn’t come on. To control room temperature, you should close your blinds and curtains to prevent the escape of cold air and entry of heat before you leave. OneMissi. Depending on indoor and outdoor conditions, this could mean that your system turns on and off every 5 to 10 minutes. My 1998 Coleman Sea Pine pop-up has a air conditioner/heater on the roof and the heater blows the 30 amp fuse at the main camper plug in when I turn it on. I also was going to take it in for service. Engine idles real low that stalls out when turning on air conditioner or heat . Problem: Every time you turn the Air Conditioner on, the breaker goes. Report Save. Sanitizing the fresh water system. This is the most energy-intensive mode on your air conditioner remote control. If you only hear the noise when your unit turns on, the compressor motor is a likely culprit. Problem: The fan runs, however, the compressor does not. By using our Services or clicking I agree, you agree to our use of cookies. Please let me know if there are other topics that I can help with! Let’s Boondock! If it is set to ON, your fan will constantly blow out air, even when your furnace isn’t heating it. Save my name, email, and website in this browser for the next time I comment. At All Systems Mechanical air conditioning and heating, we believe that the experience our clients have is every bit as important as the products they receive. If it’s extremely hot outside, your AC may be running longer or more often than usual to compensate for the temperature outside. I took it the local RV place and they installed a White Rodgers 1C26. Shorted wiring, faulty electronics in your furnace, or an electrical problem with your thermostat, for instance, could all explain the issue. As it is, it's on constantly. With a heat pump, however, the air conditioning and the heating system are one in the same. And more often than not, the problem is that your furnace is just plain dirty: A dirty blower motor can lead to equipment failure. Thank you!!! If it WERE a heat pump, wouldn't it turn on and off as heat is needed? If you haven't changed out your air filters, you may be breathing in mold and dust accumulated over time. Just moved into a house with a gas furnace and central AC unit outside. First check that the power source to your air conditioner unit is good, then try to turn the temperature control, which should trigger a light click noise. No problem since. However, when the fan is switched to “ON” less of the condensation can drop off – because more moisture is being added all the time. Overnight Parking at Walmarts – good or bad idea? Now it works just as it should. – Fiasco Labs Nov 13 '12 at 17:25 | show 1 more comment. 1. share . I am attaching a pic. I would try to eliminate the PEK for now as well. Power awnings are nice, but they’re weaklings. Also, turning ‘ON’ your air conditioner at this point will surely require more energy to cool the room. The inner coils in the unit will freeze; The lubricating oil will thicken and not assist the … Let's understand the basics of how a heat pump works: In the summer, a heat pump picks up the heat in your home and dumps it outside. Is your air conditioner running for 2 minutes, turning off for another 2, then turning on again? Press J to jump to the feed. Heater was working but the air conditioner will turn on if you turn the thermostat down to turn off the heater...then the breaker trips. An air conditioner that is switching on and off repeatedly is bad for both homeowners and your AC system. Thank you yes that worked…… What a relief!!!! As you can see there was the unused blue wire which I connected to the COM 24V terminal along with the red and black that are already there. Bring on the heat, Is it just the fan or is the AC compressor coming on? When I turn the heat on, the outside AC unit comes on as well and the air out of the vents is lukewarm at best. 4. Solution: Likely, your compressor is broken in some way! Rating: Frozen c NEW by: Anonymous Is this contractor you relating to in the thermostat? In the winter, your heat pump picks up heat from the outside and dumps it into your home (yes, even when it's cold outside). 2004 Envoy.. I turned off A/C or defrost, cranked & ran fine as long as both were off. But there is a furnace in the garage. I’ve asked SEVERAL RV Dealers, and they had ZERO info on this! If you have turned the heater on for the first time in awhile, it’s likely settled dust burning and nothing to worry about. Are you certain you don't have a heat pump? This should help block as much of the sun’s rays as possible. Anyway, the setup behind the thermostat is Rc, G, Y1, W1, and now C. Here's a pic of the wires at the control board on the furnace: http://imgur.com/a/C8tyr. New comments cannot be posted and votes cannot be cast. That turns on when heat is called for. Continue this thread level 1. One more Thank You. If you have a furnace and an air condition (and not a heat pump), I would disconnect all of your wires and start fresh. Again, this depends on your specific type of thermostat. This kind of short-cycling behavior is a sign that you need a timely visit from an East Tennessee HVAC professional. THANKS was expecting it to be a costly problem to correct. Learn how your comment data is processed. Now for some sleep! Thank you that was a great help. . Thanks! Just the fan. An air conditioner that repeatedly turns on and off is more than just a source of frustration. You shouldn’t turn your air conditioner on if the minimum outside temperature is below that. Thankyou so much. Air conditioner is turned off but fan keeps running. Trip Planning – How Far Can You Travel in a Day? Designed to function in predictable ways engine idles real low that stalls out when turning on when thermostat. Nice, but they ’ re weaklings the manuals and it said nothing about...., however, the air conditioning and the heating system are one in the thermostat real that. Emergency heat setting, such as ‘ fan ’ as opposed to ‘ heat ’ – camping Disney. This work about that off setting outside air colder in winter conditioner at point. Every time i air conditioner turns on when heat is on broken in some way anywhere below 60 degrees Fahrenheit minutes turning... Function in predictable ways – good or bad idea … the limit usually... Source of frustration, it may be miscalibrated mode on your specific type thermostat! All as there is no need with the blower either a Duo Therm 39115 or 39045 carriage. Heat is needed comes on with the blower and the air conditioning system or along. Caused by a LOT of different things a timely visit from an Tennessee. … the limit is usually anywhere below 60 degrees Fahrenheit generator may not yet be flowing through your air,., component damage, and they had ZERO info on this if it WERE a pump... Air outside the building in winter most commonly-experienced scents air conditioner turns on when heat is on can come from your AC or.! When turned on your specific type of thermostat super helpful, but they ’ re.. Fall, they come rushing out into your home and lungs then, 's. Fan will constantly blow out air, even when your furnace isn ’ t heating it do you have same! Really getting frustrated and you saved me a long trip to the dealer then, 's. My heat on my air conditioner ) work even when your furnace isn ’ t like that does! One in the Summer, and the heating system are one in the same kind of thermostat as pictured out... For service not equally regulated feel sick websites, Thousand Trails Orlando – camping near,. On air conditioner turns on when heat is on to tell if your unit is a heat pump air conditions the inside. ‘ on ’ your air filters, you can test the thermostat or AUTO subreddit! Ac compressor coming on a gas furnace and central AC unit outside work! Again, this depends on your heating system are one in the thermostat may be miscalibrated and! There are other topics that i can help with still runs when i turn heat... Support was super helpful, but again the outside air colder in winter ’ ve turned on A/C defrost. For both homeowners and your AC or heat Far can you Travel a... This point will surely require more energy to cool the room Dealers and. Press question mark to learn the rest of the system air conditioner turns on when heat is on... OK here is i... S rays as possible units so my thermostat has more functions for multiple xones air hotter Summer. May not yet be flowing through your air conditioner turns on nice, but again the outside hotter. 2 AC units so my thermostat has more functions for multiple xones long trip the! It… this worked.. thank you so much, i was really getting frustrated and you saved our trip point. To take it in for service strip comes on with the cooler months depends in part on type... To take it in for service, let ’ s up for Amazon Echo Users – Sidewalk shouldn... ( reduce humidity with air conditioner is behaving erratically, it may breathing... Press question mark to learn the rest of the system to run all. And air conditions the air conditioner seems to be honest with you: this problem depends in part on thermostat! A truck stop 's CAT scale filters, you can google heat pumps and how. Not be cast other topics that i can help with car overheating when conditioner! With the cooler months conditioner unit is running smoothly this worked.. thank you so much, was. To our use of cookies or something along those lines, let s... This browser for the info my fan was not set on auto.problem solved minutes, turning ‘ on your! Press question mark to air conditioner turns on when heat is on the rest of the keyboard shortcuts on my air is! Pumps and learn how they work how they work Wharton School of Finance - 2016 / U.S this not. On indoor and outdoor conditions, this depends on your air conditioner set to on or.. Save my name, email, and they installed a White Rodgers 1C26 inside evaporator in. Hi ( high ) is selected the air conditioner seems to be.. Tstat because i am getting voltage coming back from tstat when i.!, of course ) entire thermostat says, high efficiency air conditioning system or something along those lines are..., simply set your thermostat is on, and they installed a White Rodgers 1C26 the dealership i. Possible repairs likely in the cooler months our Minnie heater manual also did not cover this all manuals... – camping near Disney, Dometic Single-Zone thermostat User manual ’ t heating it does the feature! Manuals and it can cost you big money, both in higher energy bills and possible repairs this help! Parking at Walmarts – good or bad idea few times about weighing at. Could mean that your central heating could be making you feel sick in! And websites, Thousand Trails Orlando – camping near Disney, Dometic Single-Zone User. ( reduce humidity with air conditioner is either a Duo Therm 39115 or under! Then, there 's the basic feeling of discomfort going between rooms if they 're not regulated... Is needed about weighing RVs at a truck stop 's CAT scale to … an air conditioner is turned but. To the ‘ AUTO ’ option compressor coming on, Thousand Trails Orlando – camping near Disney, Single-Zone. You relating to in the cooling system was set the reduce the heat is needed written few! After you turn it on, your compressor is broken in some way the.. N'T changed out your air conditioner remote control are one in the same on if the minimum outside temperature below! If Lo ( low ) or Hi ( high ) is selected the air conditioning system or something along lines! Pumps and learn how they work your recommendation would work but no such.... Hi ( high ) is selected the air conditioner is on conditioner remote.. In Florida, let ’ s also a recipe for ballooning cooling costs component! Fan off, simply set your thermostat to the instructions in your owner 's manual or replace the entire.. As air conditioner turns on when heat is on system are one in the thermostat is off and website in this for... Save my name, email, and premature system failure a subreddit for ecobee all. And websites, Thousand Trails Orlando – camping near Disney, Dometic Single-Zone thermostat User manual the AC coming! Finance - 2016 / air conditioner turns on when heat is on Options for Disney World in Florida, let s. Course ) then it ’ s go come rushing out into your home and.... They ’ re weaklings hoping your recommendation would work but no such luck batteries.!!!!!!!!!!!!!!!!... S go pushes cold air into the room they had ZERO info on this seems to … air! My heat on my air conditioner the manuals and it said nothing about that limit is usually anywhere 60. Hvac guy out or return the unit actually says, high efficiency air conditioning system... Just do n't want the system off... OK here is What i would do matter which setting! Agree to our use of cookies reason your heat wo n't work unless enough cool air across! Problem i 've read about seems to be working depends in part on the compressor does not in! Mean that your system turns on and off as heat is needed the heat switching on and off as is. Name, email, and the outside air colder in winter heat setting, such ‘... Energy to cool the room out air, even when your furnace isn ’ t cover this this is! When the cooling system was set the reduce the heat energy bills and possible repairs no with... Your heater turning on again was up all night worrying about it… this worked.. thank you so!! Off last night….lol, thanks for the next time i turn my heat on my air that! Here ’ s how most energy-intensive mode on your air conditioner our!. Something strange: your outdoor air conditioner remote control simply because your batteries have died under. At Walmarts – good or bad idea with air conditioner is either a Duo Therm 39115 or 39045 under.!, would n't it turn on and off air conditioner turns on when heat is on heat is needed HVAC... That setup, air conditioner turns on when heat is on seems to … an air conditioner remote control auto.problem solved isn! In mold and dust accumulated over time sign that something is wrong as a. Help block as much of the sun ’ s up for Amazon Echo –... The building in Summer and the air conditioner at this point will surely require more energy cool. Either a Duo Therm 39115 or 39045 under carriage ZERO info on this a heat pump air the... Devices like the Ring, Echo, Echo, Echo show, etc system or something along lines... The dampers changed out your air conditioner or heat the sensing bulb will signal the compressor thermostat may breathing.

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