heating

  1. Boo Carter

    Hive - Boiler only fires for water

    I recently installed a hive dual thermostat to work alongside my Worcester Greenstar 34Cdi classic. The water side of things works perfectly. Boiler fires up, hey presto. The heating however does not fire the boiler. The heating only works if the water is on as well. Anyone got any ideas. Please...
  2. L

    Replace Honeywell Programmer and Room Stat with Nest 3rd Gen

    Hi Looking for some advice....I have just purchased a Nest 3rd Gen and are looking to install myself. I have a Honeywell ST9400C programmer for heating and hot water positioned next to my oil fired Firebird Combi boiler. I also have a Honeywell room stat. I have photographed the existing...
  3. I

    Tube heater in loft conversion

    Hello, we are purchasing a house with a dorma loft conversion. It looks to have been done to a high standard and very well insulated. However, the central heating has not been extended into the converted loft. I suspect because the boiler is located in the basement. We don’t want to use as an...
  4. Morley333

    How do I repressurise a Heat line Vizo 24?

    The boiler won't ignite and the pressure gauge is just below 1. I've watched loads of YouTube videos on how to increase the pressure, but I can't find a video that shows a boiler like mine. Can anyone help me?
  5. A

    Leave 22mm or replace

    I've replaced my old radiators and rejigged where they sit in the rooms (two smaller spread apart rather than one huge). The existing system now has a 4m length of 22mm that feeds two radiators and just doesn't need to be that size. Would the system run better with the pipe reduced to 15mm or...
  6. nmg196

    What is the impact of removing cold water tanks from the loft?

    I'm considering a loft conversion in my house as as part of adding an extension. However right in the dead centre of the most useful space, are the two tanks for cold water and central heating. If I have an open vented setup, what is the least I can do to convert to mains pressure and remove...
  7. Mike15/19

    Lockout Worcester heatslave 15/19

    The problem is more burner related Worcester heatslave 15 19 oil boiler It is a bentone b9 burner made in 1999 With a danfoss bfp 21 l3 oil pump . The boiler will run fine with heating on but about 1 in every 3 or 4 times it goes to start up it will lock out , I will press the lockout button...
  8. KirstyJ

    Someone help me understand my immersion set up!

    Hey! I moved into a new flat recently, and it is fully electric (which is new to me) and taking me some time to figure things out. I'd appreciate some guidance so I can feed back anything I need to my lettings agency. So, I have an immersion tank with 2 switches. I've been investigating and...
  9. George Hartshorn

    Underfloor heating advice

    I'm undergoing a renovation project and looking at installing some underfloor heating. It is a lower ground floor flat with a concrete slab for a floor. It's approx 50sqm and consists of a open plan kitchen/living room and a large bedroom. The current central heating system pipes are copper...
  10. George Hartshorn

    Routing electrics through floor or chase into walls?

    I am purchasing a lower-ground floor flat which currently has all of the plug sockets and wiring surface mounted in trunking. I'm undertaking a renovation project on the house soon so now is the time to get them hidden! I am looking at installing a wet UFH system between a concrete slab and my...
  11. P

    Heating a 20sqm outbuilding in the winter - what do i do ?

    Hi All. I have a 20sqm outbuilding which I use as an office mostly during the day and at night during busy periods, with the current covid situation I am working a lot more from the outbuilding. At the moment, it has one of these designer 2kw wall hung heater, completely useless. I have had to...
  12. B

    Programming ideas for central heating

    Afternoon all, Looking for ideas/ suggestions on programming my central heating. We have a relatively large house with only 2 of us in it most of the time, heating installed is as follows. Downstairs ( hall, living room, open plan Kitchen/ dinning room and family room, WC and i utility all...
  13. R

    Ideal classic ff250 overheating after switching off.

    Hi all I have an ideal classic ff250 which has been intermittently switching off by way of overheat stat popping out over the last 6 months or so. I've now come to realise it seems to only happens after the boiler has turned off (due to reaching correct temperature on room thermostat or water...
  14. G

    Honeywell System Issue

    Hi, We have recently moved house and now the weather has gotten colder, we are using the central heating a lot more. We are finding that the Honeywell DT92E wireless thermostat is showing the room temperature as 23.5 degrees even though we have the desired room temperature as 19.5. I have...
  15. A

    Combi Boiler to hive active wiring help please!

    Hope you are all well. Am trying to install a hive active in my flat with a combi boiler. I have a Honeywell timer ST6100A with a frost room thermostat and a combiner's boiler 24i green star junior. The timer controls hot water and the room thermostat controls central heating. I need help wiring...
  16. kinning

    MOES WiFi Smart Thermostat, replacing a on/off switch

    Hi hope someone can help, I have read and got a lot of answers in the past, but couldn't sort this. I've purchased "MOES WiFi Smart Thermostat" from amazon, and need it t replace a simple on/off switch that controls the boiler. Pics below of inside the current switch. Wiring diagram for the new...
  17. Clarkin1

    Dimplex storage heater, no heat!

    IMG_20201204_204917 by Clarkin1 posted 4 Dec 2020 at 9:39 PMIMG_20201204_204937 by Clarkin1 posted 4 Dec 2020 at 9:39 PMIMG_20201204_205747 by Clarkin1 posted 4 Dec 2020 at 9:39 PMIMG_20201204_205807 by Clarkin1 posted 4 Dec 2020 at 9:39 PMIMG_20201204_205814 by Clarkin1 posted 4 Dec 2020 at...
  18. B

    Most economical programming

    I have a three bedroom house heated by a combi boiler. My wife and I are retired and at home most of the time. I have the heating timed (Hive controller) to come on at 07.30 until 23.45. In cold weather (today for example) I am finding that in the mornings it takes three or four hours to reach...
  19. C

    Valliant ecotech 418 boiler

    Hi we have a valliant ecotech 418 boiler and we have just added two new radiator and and two days later our boiler now cuts out after 20 seconds of been on, it has no flame on and either comes up with an error code f72 or a egg timer flashing we have bled the radiators We have opened up the...
  20. J

    Towel rail size . How to get it right before buying

    Got plumber who set up towel rail pipe at 498C/C. How wide need to be my towel rail? Thanks
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