I have had the letting agents plumber and electrician out 2-3 times EACH, and they cannot find the problem. This was a residential care facility and those people were old and frail. Oldandcobwebby Sun 07-Oct-12 22:09:31. It is normal for the lights to dim when an appliance that uses a lot of electricity is turned on. The leader was stiff but when I pushed it it seemed to click and now its loose. Today I have a different problem. Favourite answer. The switch thing WAS all the way on the "warm" side, but everything was off. Why Does My Heat Pump’s AUX Heat Keep Coming On? Or maybe your air conditioning runs for extended periods of time without cooling the house? Set your thermostat Mode to Off and Fan to Auto. Progress to next rank: 25%. Finally, on my way to school, I put my hand down there and felt hot air coming out. Reply. It's a 1992 Chevy Lumina. 2020 Feb 13. Just today i noticed my radiators come on even when i've set central heating control unit to hot water only. I have thermostats on all my radiators which were fitted in January this year. Relevance. It has a power steering leak and an oil leak, and we recently had an exhaust leak fixed. Turning down the room stat makes no difference. However, as you'd kinda expect from a thermostat, the oven doesn't maintain the same temperature 100%, it occasionally drops, then ups the temperature. Now remember that the gas heat exchanger is still hot. I presume you are talking about a gas fired heating system. after summer i turned the hot water on and the heating came on with it although the thermostat was off now when on timer the water heats but so does the radiators , the heating is switched off though.....help!!!! Favorite Answer. Test Thermostat Operation Make sure the thermostat is set to Fan Auto. Heating, but it could have both, it's difficult to tell when the timer is turned off. I wonder if your pump somehow triggers with this low voltage. What's New 3 12 24 72. For the last 3 days, the radiators have heated up when the hot water program is ON and the heating is OFF. Here's what i think i've learned from the internet so far, if anybody could correct me where i'm wrong it would be appreciated. i need the charge my laptop while plying because this is my gaming laptop. after summer i turned the hot water on and the heating came on with it although the thermostat was off now when on timer the water heats but so does the radiators , the heating is switched off though.....help!!!! ChocLover. If the heating comes on and then off when the hot water is off or satisfied, the orange will float around 50v. Once the thermostat is satisfied, it signals the burner to shut off. I can turn radiators off manually. Air conditioner is turned off but fan keeps running. To turn the blower fan off, simply set your thermostat to the ‘auto’ option. Most boilers and pumps ignore this. but when i turn my laptop off. My central heating comprises a Baxi Duo-Tec Combi HE with a Honeywell Evohome Controller (latest Wifi version), wireless relay box (BDR91) and 6 Radiator Controllers (HR92). I set the wall controls so that the heating would only come on if it was below 22 degrees (which it hasn't been yet) but noticed that the boiler is constantly making a noise. Lv 6. 9 Answers. ChocLover. Also at the same time it clicked and became lose, the noise in my airing cupboard went. 2) Top element goes off when oven is up to temperature. When you turn off the Central heating using the switch on the timer, the three port valve should prevent any flow to the radiators so they stay cold. Ken. In the home the central heating should be unobtrusive and just do the one thing that you want it to, which is heat the home effectively. Lv 7. 1 decade ago. It seems to be while the hot water is on as they go cool after the hot water goes off. Search My Stuff. … A well maintained and properly operating central heating system should be able to do this relatively quietly. We sometimes get questions from people with radiators that produce heat, even when the heating is off. If so, you might be experiencing a malfunctioning HVAC system. We just had this problem earlier this year. The past couple of days I've noticed that our radiators have been hot even though the heating has been off for a while. Heating has always been a bit problematic and the stat always needs to be up high to come on but hey. Anyone have any idea why and do we need to get a plumber out? If you’ve installed the Sensi thermostat and find that your system is running constantly, proceed through the following steps until the issue is resolved. Your HVAC fan should turn on and off with the rest of your heating and cooling system. Why is my cooling/heating running constantly? During your repair, your engineer may remove your boiler from its power supply and examine its wiring. Check your boiler and … If the boiler fires up every few minutes it is using gas but not heating your home. I did a system update on my android. When the heating and hot water are both, the radiators continue to get hot whilst the hot cylinder is calling for heat. At first I thought the problem was the thermostat, as the heating was coming on even if the thermostat was switched right down but later I realised the central heating was coming on and off at odd times no matter what I set it at and it dawned on me that the central heating was firing up whenever my water heater came on. A question that often is asked is the cause of a noisy central heating system. “You’ve got to do something; the heating is all screwy. by cez_raf » Tue Apr 17, 2007 9:12 am . I thought it felt a little warm down there by my feet. 10 last night it shut off and I cant get it back on. Any suggestions - never happened before in 7 1/2 yrs Noticed a sudden spike in your electricity bill? We've always controlled the heat by the turning the thermostat up or down, leaving heating & water on at all times. 9 Answers. Does not charges when Turned on. Thanks. Joe. This has been happening on and off for about 6 months. Is looks like it by the model of boiler. Some very hot, some luke warm, some barely noticeable. Why is my car so weird? Lv 7. Hi there, First time posting so hope can be of assistance. Then it started shutting it self off and I would have to turn it back on myself. If the valve fails, water still gets through and they get hot despite the fact the switch is off. ... when your heat pump is unable to meet demand via heat transfer, it will tap into its backup heating, or “AUX” heat. 1 decade ago. I suspect a problem with the Danfoss 3-port valve. 2 0. Wow what a superb message board , right i believe i have the same problem has cez-raf yesterday i knocked the heating off on the timer so i could just have hot water but my central heating stays on !!! Boggy. When its not on the programmed times it fires up for a about 30 seconds or so about every hour. It does not take the heat exchanger long to reheat this small amount of water back to the thermostat’s temperature setting which is why the boiler quickly turns off again. More specifically, your system’s heater is turning on even though the air conditioner is set to “cool.” What is causing your heater Some of the rooms are roasting and the thermostat’s off.” The call was urgent and the occupants of the affected rooms were not ordinary people. why does my heating come on even when its thermostat is switched off? Posts: 2 Joined: Tue Apr 17, 2007 7:32 am. They deserved prompt attention, so I was on my way immediately. A Phoenix Tech Explains. i need some help QUICK! boiler is on, Nest says heating is off, but radiators are heating up), try turning the hot water off by whatever controls it (the Nest or programmer if you still have one). ken Rank: Labourer. During the programmed times when you use hot water, as you would expect, the boiler fires up to heat the added cold water. In the airing cupboard i have a Honeywell V4073A1039 3 Port Y Plan Motorised Valve. Would the electrical feed to a boiler ever come off a room’s lighting circuit? Okay, I turned off the h/w and turned in the c/h at the control panel. Answer Save. Is your pump controlled by the boiler? No one wants to be too hot or resort to having the windows open or even the air conditioner on just because the radiators won’t turn off. Check your boiler and … 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 … For some homeowners, the “AUX” heating source will be electrical resistance heating, which are essentially large wire heating elements that are heated by electricity. This isn't necessarily bad for your fan, but it is usually a sign of a bigger problem. Radiator hot but heating switched off?! I the pushed the leaver on the heating valve. Why Does My Heater Come on When System Is Set to Cool? when i put my boiler on the hot water works on itsown but to get the heating to go on its own it doesnt, does work when water on. This happen to my system. The only question: What to do when I got there. This is why you should NOT turn the thermostat up when it’s cold outside CENTRAL HEATING is a blessing in the cold winter months, when it can feel chilly, even inside your home. I had to have a new valve fitted. 1 decade ago. I've used hot water during the off periods and it doesn't fire up nor do the radiators get warm. Troubleshooting Problems of Lights Dimming When a Heating Appliance Is Switched On. With all that nice weather last week I turned my central heating off. Why is my central heating so noisy? never ha d any issues,however the heating is coming on overnight roundabout 2-4 am, it is not cold enough to come on and has never been set to come on at these times ,when trying to get it off it takes ages but after an hour it kicks back on again, we have rechecked thermostat times and set degree lower but this keeps happenning, any ideas It got so annoying that I decided to turn the wall thermostat controls to 'off' but it still does it. They may also check the shut-off temperature controls, paying particular attention to the low-temperature switch as this is designed to keep the boiler running if it thinks the water inside isn’t being heated sufficiently; this could therefore be the cause of the fault. OP’s posts: See next | See all Add message | Report | See all. Hi Im using a Lenovo Y50-70 GTX 860M 4GB RAM My Laptop Works Perfectly Fine in the last 2 Months! I have problem with my CH whereby first thing in the morning when the heating comes on it doesn't switch off when the thermostat temp setting is reached and continues to heat the house. Answer Save. Have turned thermostat right down - as normal, but the heating is still coming on. Reply. Help needed its red hot in here . It's normal for the fan to kick on a couple of minutes before heating starts or to stay on for a couple of minutes after cooling stops, but your fan shouldn't run for hours on its own. When it does this, the top element comes on and acts like a grill. It started to restart its self every now and then or it will light up and back off 5 times then shut off. If the boiler turns off within a few seconds you know it was probably the call for hot water that was switching your boiler in and a valve problem delivering that heat to your radiators. But I noticed that when the hot water was on ( I usually have it for a couple of hours a day) some of my radiators were still heating up. but today my laptop isnt Charging. Radiators have two common but completely different ways of getting the hot water or steam that makes them hot. I know that the cylinder in the airing cupboard is very warm when the boiler is firing and cools down when I turn the boiler off. My Profile My Preferences My Mates. Top. Radiator hot but heating switched off?! Ian on 23rd November 2016 at 1:14 am When the timer is set to switches of it does for maybe a min or two then heating comes on again Or usually when you turn on hot water tap cause it to switch it s self back on to heating Any idea thanks Ian. I don't recall this happening in previous summers, is there a problem? They are totally useless in my opinion. Relevance. old glow worm boiler. When it next happens (i.e. my worchester bosch greenstar is 5 years old. why does my heating come on even when its thermostat is switched off? 3) Food comes out correctly cooked. it charges! Have now turned heating OFF and thermostat right down, and the heating is STILL coming on!