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  • Loud cracking sound at one lower floor - Heating Help

    The cracking sound is definitely coming from the radiator in the front entrance way on the ground floor or in very close proximity to it. The sound started right after the circulator was replaced. This sound seems to increase with boiler temperature, so louder when colder out. There are usually 4 or 5 loud cracks in a period of 3 -4 minutes Learn More

  • Boiler randomness | Screwfix Community Forum

    Nov 20, 2020 · Sounds like you have either an S plan or y plan system with 2 zone valves and a heat only boiler with a cylinder, if I'm correct with the above the way the system works is the room thermostat opens the valve on demand when the valve is open it trips an internal micro switch that fires the boiler.Learn More

  • heating - What could be preventing the heat boiler from

    Feb 16, 2016 · The boiler is up and running fine except it is only heating the first floor; the base board radiators upstairs doesn't get hot, I opened the bleeding valve on each radiator to see if air/water is circulating, and they both bled for awhile with hissing sounds and water gushing out.Learn More

  • Help, no heat downstairs

    No, the boiler/pump is off and the zone valve is closed! When I put the heating on first thing, set downstairs stat to 20c (room temp then say 10c) the boiler will fire up continusly until it reaches 15c then it will not come on again for about 1/2 hour and only run for about 5 minitues then off for another 1/2 hour, it seems to only want to keep the temp up to 15c while room stat set at 20c!Learn More

  • Do you bleed radiators upstairs or downstairs first

    May 05, 2021 · The radiator to bleed first Making sure your central heating is switched off, you should start with a downstairs radiator that is the furthest away from your boiler. Work your way through the radiators getting closer to the boiler, then go upstairs and repeat the process.Learn More

  • Why Does My Boiler Make A Banging Noise When Firing Up

    If the boiler's thermostat is faulty, it will allow the burners to stay on longer than it should, causing the heat exchanger to overheat. And when water comes into contact with the super hot heat exchanger, steam bubbles are created, which then erupt noisily. Water temperature on boiler is set too high.Learn More

  • Upstairs Colder than Downstairs — Heating Help: The Wall

    I have tried to analyze what is going on, and my only possible explanation is that my heating cycle is too short. on average, my boiler fires up approx. every 90 minutes, and it stays on for 10 to 15 minutes each time. it seems that this is long enough to heat downstairs, but not long enough to heat upstairs properly.Learn More

  • Possible to install Combi Boiler in Downstairs W.C

    Apr 25, 2013 · I'm assuming the boiler works correctly just with the fan always running, if you have any lights on the control panel are they illuminated/flashing when the boiler …Learn More

  • smell - How can I seal around pipe baseboard heating to

    Dec 09, 2019 · Gas heat is typically either forced air or a boiler heating water that is pumped through radiators. So "coils under baseboard" sounds like hot water. Which unless it is actually high pressure steam (not something typically found in apartments but used in some big buildings and industry), it is likely < 212 F and probably OK.Learn More

  • Central Heating Problems | Central Heating Troubleshooting

    Check that your central heating timer is set to the correct time, and that there are no pre-set timing options that would prevent your heating from switching on. Check that the boiler is working and switched on. You can do this by checking the pilot light.Learn More

  • Combi boiler sounds like it on all the time! Fan

    Possible to install Combi Boiler in Downstairs W.C Learn More

  • Old back boiler no heating downstairs | DIYnot Forums

    Sep 03, 2019 · Sounds like you need to stick a new pump in, with the tank being warm I suspect some sludge in system so a tub of system cleaner and a flush. Something you don't want to diy in cold times, but if the pump valves are like a gate valve with a shaft you may be in luck,if not a new set pump and some chemicals may get it going.Learn More

  • What is Boiler Kettling? How to Fix Boiler Kettling

    Dec 05, 2019 · If your boiler appears to be making a strange noise, kettling sound, then it's understandable that you'll want to get to the bottom of the issue. A replacement boiler might be on the cards, but not always. It may be that your boiler is kettling on full power or your boiler is banging, and you have very little tolerance left, hence reading this!Learn More

  • What Your Boiler is Trying to Tell You

    Oct 05, 2021 · It is never a good sign when your heating or cooling equipment begins to make noises that you've never heard before. This is often the case with a malfunctioning boiler, however, there is such a wide range of sounds that these units make, that most homeowners do not know how to diagnose problems when they arise.Learn More

  • Why Does My Boiler Make A Banging Noise When Firing Up

    If the boiler's thermostat is faulty, it will allow the burners to stay on longer than it should, causing the heat exchanger to overheat. And when water comes into contact with the super hot heat exchanger, steam bubbles are created, which then erupt noisily. Water temperature on boiler is set too high.Learn More

  • I have a peerless hot water boiler and no heat on both

    Sep 08, 2013 · I have a peerless hot water boiler and no heat on both zones. I do have hot water. When I turn up the thermostats the pressure rises to above 30 psi and the furnace starts to make a clanking noise. I solved the the problem ith one of my zones and have heat downstairs. But, after purging, with the pressure reducing valve in the fast fill Learn More

  • What Your Boiler is Trying to Tell You

    Oct 05, 2021 · It is never a good sign when your heating or cooling equipment begins to make noises that you've never heard before. This is often the case with a malfunctioning boiler, however, there is such a wide range of sounds that these units make, that most homeowners do not know how to diagnose problems when they arise.Learn More

  • How to bleed radiators and why it is important | Simple

    Aug 03, 2021 · Bleeding your radiators in your home is a very quick and easy task for anyone to do. All you will need to do this is a radiator key and a cloth to catch any water which may drip. Make sure to start with the furthest one away from the boiler in the downstairs of your home and then go on to repeat the process upstairs.Learn More

  • Low Gas Pressure to Your Boiler? Here's What To Do

    The most common causes for low gas pressure to a boiler are a leak or a reduced system pressure due to bleeding a radiator. Now without further ado, here's how to fix the issue that brought you here in the first place! Troubleshooting Low Gas Pressure to the Boiler. At least in the UK, most homes use a gas combi heater to heat water.Learn More

  • Old back boiler no heating downstairs | DIYnot Forums

    Another effective thing to do is to simply hang thick blankets. These method may not be visually appealing, but it works like magic. 4. Soundproof the Windows. If the noise coming from downstairs is also entering through your windows, then you might consider sound-dampening those as well.Learn More