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heating

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  1. G

    Does this look like a heating pipe leak

    Hi, I have some damp moving up the walls and the floor is risen in one place also. I got someone to take a couple of pics with a thermal camera. Does the brightly glowing circle look like it's a leaking heating pipe? The blue circle is where the glow is on the thermal image and the red...
  2. B

    What do you think of this price for fitting gas-fired central heating?

    Hi folks, I would be super-grateful if you could let me know what you think of the price below: Convert from Economy 7 to gas using Worcester Greenstar 4000 30kw high efficiency combination boiler positioned in hotpress and flued horizontally through wall, with extended flue, system to...
  3. M

    Y Plan central heating gets hot on hot water demand

    Hi guys, just want to get some advise, basically new vaillant regular boiler has been fitted approx 5 yrs ago, i believe it was back boiler previously. The heating worked fine till now and for some reason central heating radiators started getting hot on hot water only demand. I`ve checked 3 port...
  4. K

    UK Running central heating pipe past electrics?

    Hi all I need to run this CH pipework to a radiator located beyond the electric wiring in the image below. Just to be safe I was wondering if there are any rules / distances, etc I need to be following when avoiding the wiring? Many thanks. P
  5. SnosRap75

    Boiler losing pressure only on central heating

    Hi, I have a Worcester 28i junior boiler that has started to lose pressure, only when using the central heating. When using hot water I have no issue, however, when running the heating the pressure drops. Im looking for some ideas on what could be causing this. I have no sign of pipe leaks...
  6. M

    Central heating losing pressure all the time

    Every two weeks or so I have to go and top up the system because the hot taps are running cold. Boiler display is flashing 0.6 bar and I fill up to 1.3. I've had an engineer look inside the boiler and he can't see anything wrong. I've checked the pipes all over the house and cannot see any...
  7. C

    Y Plan, no hot water but heating is working when called

    Hi everyone, Looking for a bit of advice, recently went to a job where heating was operating when called for however not for the hot water. I have changed the 3 port actuator Honeywell head however this doesn’t seem to have solved the issue, does this mean that the programmer is faulty? Or is...
  8. G

    Central heating pipe routes

    I need to extend my central heating from my newly built extension in to the old part of my house. I need to feed 3 rads in separate bedrooms on the first floor and then to feed a towel rail in a bathroom a rad in the utility and a rad in my lounge on the ground floor. Can I run my 22mm flow &...
  9. H

    Water heating hammering

    Hello, I've just found this forum and wondering if anyone can please help us. We've not long moved into our new home. It's has Johnson and Starley warm air heating and hot water tank in airing cupboard. All has been working fine until yesterday. We had the water softener serviced and since then...
  10. J

    Heating Levers

    Hi all - can someone explain what the two black levers are in this picture? Are they for putting more pressure in the heating system? I have a Megaflow Eco Systemfit Unvented Cylinder.
  11. M

    1 pipe system, 2 downstairs rads not heating up properly.

    I have had a problem where 2 downstair radiators are not heating up the same as the rest of the radiators around the house, now previously i had an electric boiler which heated all the radiators just fine, but around a few years ago i had a gas one fitted and the radiators in the living and...
  12. T

    Demand for Heating Not Firing Boiler

    Hi, I have a Vailant EcoTec Boiler with a Megaflo. These are controlled by a Honeywell controller. I have one 3 port diverter, where one of the outputs goes to a 2 port diverter prior to the Megaflo (I believe this is some safety feature). I have run into an intermittent problem where some...
  13. D

    Boiler pressure dropping to zero when heating turns off.

    Good afternoon, I am experiencing a pressure issue with my heating system and was hoping to receive additional insight as to what the problem could be. We have a biomass boiler and stratification tank set up and recently had an issue with boiler pressure dropping off when the system was cold...
  14. K

    Understanding heating/water tank system

    Hi, We moved into a new property yesterday and are a little baffled by the heating/water tank situation. The previous owners unhelpfully left any kind of instructions/manual and therefore trying to figure out ourselves. We have what looks like a boiler/water tank system (coming from a standard...
  15. N

    Water Heating Wont Work Unless Tank Thermostat Is Turned up and Down Manually!

    Have a sytem boiler with unvented cylinder with 2 heating zones plus hot water in a house we moved into recently. To start with we were always amazed at the water pressure so on the odd occasion that the water was only luke warm it was easily forgiven, but over time we have come to realise that...
  16. P

    Refilling underfloor heating

    Hi, gotta a bit of an issue with refilling my underfloor heating. Am I right in saying that the flow meters along the manifold should be on the top rail, but as you can see they are at the bottom? Also have I got to loosen off the electrical actuators at the top to refill the system? Cheers
  17. S

    Repiping Central Heating System Advice

    I am repiping my whole house and changing from combi boiler to a 30kW system boiler & 250Ltr or 300Ltr unvented indirect hw tank. Can somebody give advice on my rough plans/sketches for repiping my radiators using 22mm & 15mm. I have only shown the flow line as the return line will just be a...
  18. B

    Mess left by Ideal Heating Gas Engineer

    I was sent an engineer by Ideal Heating to fix a problem with my system. When he left he drove over a pot of sealing compound (which must have dropped out of his van) on my shared drive. My neighbour pointed it out to me since he was parked in her space. I tried to remove it with water and...
  19. J

    Old un-pressurised heating system - top up valve

    Hi All, I hope you are doing well. I have old un-pressurised heating system and I need to top up the water but I cannot locate the bloody valve. Where is it? Is it in the attic? I also have this valve with black screw on top. Should this be opened or closed? Thank you
  20. S

    Drayton Digistat 2RF - Heating & Hot Water not working

    Heating and hot water is not working. Plenty of heating oil. I have replaced batteries in thermostat and it seems to be working ok, showing flame to call for heat, and the receiver seems to be working ok with green light, but heating is just not firing. I really am not sure what the problem is...

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