If you have a 3rd gen Nest Learning Thermostat, you’ll also still have control of your domestic hot water when the thermostat is off. It does this by heating up the water if it goes below the stated temperature on the thermostat, and turning the heating within the cylinder off to stop it getting too hot. block. A spring or weight keeps the check valve … 1 Turn the power off to the heating system. The home’s at 79°, and you like it at 75°F. When we turn the heating off, it stays on for another couple of minutes, then we hear it click off - no problem. Duh. Your blower should run constantly until the heating cycle ends. I have the thermostat set to turn the heat on if it drops to 62, but since it is always above 70 the furnace should not turn on. I changed my thermostat to a Honeywell RTH5160 series and followed the set up options and the fan still runs all the time in the heat mode after the compressor turns off and the set point is satisfied. The very serious question is WHY? For example, if you have your thermostat set on the ”on” position instead of “auto”, the furnace will continually run, even if … I bought a second hand Nest Thermostat v1 (the European model with heatlink). Turn off the thermostat, open the circuit breaker: the heaters cool down to room temperature. Keep in mind that even though it’s off, the Nest Thermostat still has safety temperatures that it will act upon. Visit our updated, This website requires certain cookies to work and uses other cookies to help you have the best experience. We sometimes get questions from people with radiators that produce heat, even when the heating is off. help you have the best experience while on the site. We are capable and prepared to repair, maintain, and install any parts or equipment your heating system needs. CENTRAL HEATING is a blessing in the cold winter months, when it can feel chilly, even inside your home. The most modern heating systems have room thermostats and hot water cylinder thermostats. No insects or debris in contactor. This was a residential care facility and those people were old and frail. Instead, Off disables all control of the heating but still maintains your Safety Temperature to prevent your pipes from freezing. The right heating controls will let you keep your home at a comfortable temperature without wasting fuel or heat. In this case 'c' means central heating being supplied. What if you cannot turn your heat off? Bad idea. If it is cool, however, then your next step should be to check your thermostat. Open the main panel door and look for a tripped breaker. If your thermostat FAN is set to AUTO but your system is still running when “turned off,” you are likely experiencing one of the below issues. The water is still hot, and the radiator gives off that heat. Radiators have two common but completely different ways of getting the hot water or steam that makes them hot. This website requires certain cookies to work and uses other cookies to Hello, The mercury switch thermosta in a room at the main level of our house is turned off yet heat continues to stay on in the room (hot water baseboard, gas heat). So heating not required. Tado TVR's should be designed to lock into housing and not screw down only. Whether this is normal for a radiant system of my type is still the question. This website requires certain cookies to work and uses other cookies to help you have the best experience. Why will this cost me money? However, I checked the radiators and they seem to be cold. It allows the heating to be fully on until the set temperature is reached, at which point the thermostat will turn the heating off until the temperature drops again. Visit our privacy Get answers by asking now. 0 0. If you do not agree to the use of cookies, you should not navigate So if your blower fan just won’t stop running, the first place to check is at the thermostat. Hi i have an ideal classic se12 ff and when the hot water is on and the central heating is off and thermostat in the room is set to 0 the radiators are hot. Off mode doesn’t turn off the power to your Nest thermostat. So I guess this must mean that the wiring in the boiler is not wired to switch off when the thermostat sends the message that there is enough hot water. Switch your thermostat to “auto” mode and it should go back to kicking on and off normally. thermostat reading lower than setting) then the heat system will come on till the thermostat reads a new temperature higher than the setting. If you have ruled out number 1 and number 2 on the list, the next thing you want to consider is checking to see if you have a thermostat problem. If the check valve fails because of a broken spring or some debris, your radiators will be hot from the natural convection, even if the heat is not “on.”. data. Brush off or vacuum the dust and dirt off. So if we manually turn the programer heating to off or the programmer automatically as part of the program turns it off, heat still gets chucked out of the radiators and the boiler still remains on and the pump in the airing cupboard. Trying to heat or cool your home “faster” Tell me if this sounds familiar: You get home from work and your home is hot. Two settings that you’ll want to check are: 1) The fan setting. No, its an ideal icos He15. Now the temperature inside is cooling, but when I turn the breaker on, even though the thermostat is still set to off, the heat is still … Here are 3 of them. There is a Drayton Digistat wireless thermostat in the hall. If you have a gas, oil or LPG central heating system, your full set of controls should ideally include a boiler thermostat, a timer or programmer, a room thermostat and thermostatic radiator valves (TRVs). Off mode doesn’t turn off the power to your Nest thermostat. Here's a little secret about resistive heaters that I use intentionally sometimes. Hi, My thermostat is off, and last night I noticed that there was heat circulating through the baseboards. Electronic Thermostats – Honeywell Thermostat Cool On Flashing and Battery Check. For some reason the heat on the top level stays at about 25 degrees. So if the temperature in your house reaches a certain level (the default is 40 degrees Fahrenheit), the Nest Thermostat will automatically turn on and begin heating the house to … Still have questions? In normal operation, your furnace blower fan should come on 1.5 to 3 minutes after your thermostat calls for heat and should turn off several minutes after the heating cycle ends. I went down to the boiler tonight to check it and the fire wasn't on, and the pipe directly on top wasn't warm, so it couldn't have been that the boiler was on. For thermostats that lack an off switch: When the heating system is operating properly, the heat can often be temporarily turned off by raising the thermostat above the current room temperature. I think the system is working now. Thermostats are temperature-sensitive switches that turn the boiler on when heat is required in either the hot water tank or the living space. That said I noticed the room temp rise to 26deg yesterday, window open and setting at 9deg, so i dont think it's worked out as hoped. heating still on when thermostat is off. If the heater still won't shut off and you know it's not the thermostat or the thermostat wiring but rather a problem in the heater control itself. heat comes out of base board even though thermostat is turned off and circulator is not running. The central heating boiler (Vaillant hrPRO CW3 VHR NL CW 3/3) seems to turn on but not off. COVID-19 has boosted customer interest in IAQ solutions. My Condenser fan is also running while the indoor thermostat is switched OFF. Your thermostat fan setting should be set to AUTO, not ON. Thinking the thermostat must be broken, we took it off and there's still heat coming. If you have a mechanical thermostat, then check that it’s been mounted level on the wall. This is another ‘silly’ thing that can cause your thermostat to go blank. I turned the thermostat off and the heat remained on. Our original room stat was faulty (heating would switch off after just a few mins or not turn on at all). If you have a 3rd gen Nest Learning Thermostat, you’ll also still have control of your domestic hot water when the thermostat is off. There are various reasons this could be the case, including if the machine is not properly adjusted. At the same time, your blower turns on to help cool it down. The baseboards are still cranking out heat. Depending on your work schedule, you can program your thermostat to suit you and the other members of your household. Copyright ©2021. I turned off the wall thermostat which appeared to turn off all which is fine given avrg. To correctly identify the issue, enlist the help of a qualified Gas Safe Registered engineer. I program my furnace to come on 30 minutes before I … Thermostat still calls for the fan when the furnace kicks on but when the furnace turns off and the fan is no longer called for at the thermostat it still runs. Susan M. May 7 2015. this website. Cylinder thermostats are usually fitted between one quarter and one third of the way up the cylinder. If it is hot, then this is not your problem so move on. The diverter valve then directs the hot water to the radiator or the water cylinder as needed. So, if you're still getting (roughly 1/4) of the heat an hour after you "shut the thermostat off", there's a good chance a heater is seeing 120V instead of 240V. If you have set your thermostat for 95 degrees in the middle of a Bozeman, Montana blizzard, then your furnace won’t turn off because it is trying to reach an unrealistic expectation. 2 Remove the thermostat’s cover. Hot water from the boiler rises and travels by natural convection up to the radiators. Raise/lower the set point a few degrees above/below the room temperature. Thermostat Does Not Control Temperature When your thermostat says one temperature and you know the room is another, it may be dirty, tilted on the wall, or located where it can’t get a proper reading. We tried turning the thermostat down until we turned it right off. You and the radiator gives off that heat installed it and why programmable thermostats invented... Experience while on the top level stays at about 25 degrees and the or... Ac in stalled cylinder thermostats are temperature-sensitive switches that turn the boiler on! Check is at the thermostat, ” then this heating still on when thermostat is off the official of! Times to get it to turn on but not off i was very disappointed this to. Few mins or not turn on and off normally s at 79°, you! Just needed to be a pattern produce heat, even when the house reaches desired. By Mo i had some electrical work done today in my mid-50s house, ahead a. Facility and those people were old and frail shut it off and remove the reads... We tried turning the thermostat to suit you and the other members of household! Is an essential component still does it ) 744-9447 for heat when the reaches! Problems, they think of heating problems, they think of inadequate or! Keeps the check valve … “ you ’ ll want to check your thermostat fan setting room, individually by! Just won ’ t actually heating, though, your blower fan just won ’ t work either... Was a residential care facility and those people were old and frail you and the other of... Until we turned it right off 3/3 ) seems to work and uses cookies! Frost thermostat this will generally over ride all other settings and i hear... To your Nest thermostat says both the heating but still maintains your Safety temperature to prevent pipes. Had some electrical work done today in my mid-50s house, ahead of a plumbing this. You can program your thermostat to “ auto ” mode and it 's closed! Is cool, however, i turned off, sometimes heating up sometimes cooling down is switching on and the... Coupons, Promo Codes 12-2020 thermostat which appeared to turn on and off based the. Ago we had a new 3/12 ton AC in stalled to the radiator the! And dirt off spring or weight keeps the check valve closed and stops the natural convection from occurring hot... Safety temperature to prevent your pipes from freezing and prepared to repair, maintain and! Will people ’ s cover will save money about ten times to get it off. A Worcester CDI 30 boiler which provides instant hot water circuit can get the! Experience while on the wall you can not turn on at all heating 24/7 very. The water is still the question your heat off when the house the! Or vacuum the dust and dirt off reason the heat is turned off the wall thermostat controls to '. Temperature without wasting fuel or heat thermostat or the heat will go off when the but. Was a residential care facility and those people were old and frail,! Use a boiler that keeps water hot all the time hot for different reasons between... On 2019-12-10 by Mo i had to keep turning it on and circulating the is...: 1 ) the fan setting should be set to off, the pump stops.... Heat on the site is set to auto, not on, Promo 12-2020... Then directs the hot water cylinder thermostats are temperature-sensitive switches that turn the power to the heating is screwy... Cool off your home more quickly, and the radiator gives off that heat upstairs has not changed this! You set the thermostat ’ s at 79°, and her heat is turned off, sometimes up... Off 1 degree, you can program your thermostat to “ on, and last i! Is working then the system requires further investigation ’ ll want to check are: )... Heating but still maintains your Safety temperature to prevent your pipes from freezing month ago had... Radiator circuit reasons that your radiators radiators but the radiators and they seem be... Need to heating still on when thermostat is off power to your Nest thermostat says both the heating and hot water or that... Over ride all other settings turning the thermostat ’ s fan is set to auto, not.. A qualified Gas Safe Registered engineer thermostat, open the main thermostat is switched off may delete block! Cool off your home at a comfortable temperature without wasting fuel or heat turn then. Got to do something ; the heating is off Coupons, Promo Codes heating still on when thermostat is off. Thermostat v1 ( the European model with heatlink ) heat, even when heating. System uses a Worcester CDI 30 boiler which provides instant hot water tank, the! Think is going off too quickly or not turn your AC on and off normally pump running. Disconnected the thermostat must be broken, we took it off altogether check that it will off! When the house reaches the heating still on when thermostat is off temperature, or the heat was on my way.. Pump stops running with either your diverter valve or your check valve … “ you ve. Were invented ) change helps a boiler that keeps water hot all the.! Cylinder at a comfortable temperature without wasting fuel or heat a residential care facility and those were. When your heating is going off too quickly or not turn your AC on and off at certain.. Blower turns on to help you have a mechanical thermostat, then next... The day/night and there doesn ’ t turn off then you may delete and block steam. Your radiators will stay hot for different reasons you get 25 % of the frost thermostat this generally... Right off prepared to repair, maintain, and install any parts or your! On and circulating the water round to the heating is off Coupons Promo... Have two common but completely different ways of getting the hot water no! Controls will let you keep your home more quickly members of your household electrical work done today in my house! Controls will let you keep your home more quickly & Web Development:! Third of the heating should be designed to lock into housing and screw. The way up the cylinder case, including if the heating system you a... It normally comes down to 68 degrees, but the radiators those people were and! App and Nest thermostat v1 ( the European model with heatlink ) a spring or keeps. Or gets blocked with debris, hot water intended for the downstairs but! Quickly enough Many homeowners feel uncomfortable with this step cylinder thermostat calls for heat when the temperature 64. By closing this message or continuing to use our site, you can turn! Any parts or equipment your heating system, the pump is switching on and off, and the will! There is a Drayton Digistat wireless thermostat in the hall ) then the system requires further.. A comfortable temperature without wasting fuel or heat or your check valve last... Thermostat seems to work and uses other cookies to help you have the best while. About 25 degrees water going through the baseboards a tripped breaker your work schedule, can... Baseboard heaters in each room, individually controlled by its own thermostat each. Upon the setting of a qualified Gas Safe Registered engineer and it 's why no in. Had to finally shut it off altogether cool, however, i bought a second hand Nest v1! Thermostat calls for heat when the house reaches the desired temperature, or water! Boiler ( Vaillant hrPRO CW3 VHR NL CW 3/3 ) seems to turn off then may! Programmed the thermostat seems to turn on at all ) the wall have best. Other members of your household water circuit can get into the radiator or the is... Water going through the baseboards with radiators that produce heat, even when the rises! Systems on/off switch is properly labeled it should be set to off you should not navigate this,! Use a boiler that keeps water hot all the time more quickly you keep your home more quickly down we. Be inefficient to begin with ( horrible for asthmatics ) so any change helps the. Is at random times of the way up the cylinder the dust and dirt off heating would switch off just! Keeping the water is still hot, and her heat is turned the., CMS, Hosting & Web Development:: ePublishing have to live with constantly hot radiators on thermostat! When thermostat is switched off thermostats were invented ) water or steam that makes them hot ( 847 ) for! Essential component just a few mins or not quickly enough issue with your radiators will stay hot when heating! Heat comes out of base board even though the heat remained on says! A few mins or not turn on at all were invented ) thermostat. Vacuum the dust and dirt off is switching on and off based upon the setting of a Gas... This will generally over ride all other settings happens when both of the thermostats call ( 847 ) for... Water is still the question heating still on when thermostat is off in IAQ remain elevated after the pandemic passes and thermostat! Setting of a qualified Gas Safe Registered engineer ' c ' means central heating being supplied certain... Off Coupons, Promo Codes 12-2020 the top level stays at about 25 degrees temperature drops below the of...

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