central heating

  1. C

    Pulsacoil 2000 not heating store

    Hi hoping for some help here, I turned off my boiler over xmas, came back turned it on and now it's no longer heating the store. I've checked both off peak and boost, neither are warming, I've checked and tried to reset both thermostats on both elements, but they both seemed like they didn't...
  2. M

    Turn on central heating when no wifi with Nest system ?

    Hi, My daughter's wifi has gone down, all of south west London Virgin users have no wifi for past 3 days due to someone cutting a cable. She has just moved into a house with Nest installed and is using underfloor heating to get heat. Does anyone know how to manually turn on the heating with...
  3. Andy5678

    25 year old boiler wiring

    Been looking at changing a faulty timer on an oil boiler. the current timer switches between DHW or DHW and HTG. I cannot find any motorised valves, it looks like it’s just controlled with a room stat connected to a pump for heating and some other stat I can’t find for the water. had a look...
  4. V

    Central heating problem (UK)

    My dilemma: I have Gas central heating ('S-Plan' with two port valves. Hot cylinder also has an immersion heater). No activity at the relevant zone valve when 'calling' for hot water. Powering the Immersion heater does activate the hot water zone valve. I have a non-vented cylinder, fitted...
  5. Dan

    Shower Power Booster - Had a drop in water pressure?

    https://www.plumbersforums.net/threads/shower-power-booster-giveaway-competition-ends-31st-december.111068/ There's a deal on these, but even when there isn't a deal going they can be a godsend. These little gizmos fire up the pressure of the water feeding your shower (or other taps)...
  6. B

    Hive dual zone

    I have been asked to fit a hive multizone thermostat system on to a dual zone central heating setup.. The components are... Logic heat 12 boiler Honeywell st9100c single channel controller Honeywell cm07 wireless stats.. Looking at the current wiring (see below), it appears theres only one...
  7. D

    Storage heater not charging

    Hi all, hope someone can help or just shed some light. We recently moved into a property that uses storage heaters in the living room. Now it is getting cold we need to use them, however we discovered faults, electrician replaced a part and assured us everything was in order. Have serviced on...
  8. 2

    2nd Zone UFH and 2nd pump

    Hi, I require a second pump connected to a 2nd zone. System is S plan, just a bit stumped with how you only get the pumps on that are calling for heat with only one boiler. Zone 1 at moment pump and boiler comes off 10 which is right but the 2nd pump has to go in 10 as the neutral and earth...
  9. M

    Underfloor heating separate thermostat

    we have a conventional heating system and underfloor heating recently installed by the builders plumber - it’s all wired up (pump, valve, thermostat receiver etc..) but both the electrician and builder seem to be at odds with the connection at the boiler. currently the boiler just has LNE and...
  10. R

    Wiring a 2 port valve on a hive system

    Good afternoon Im in need of some assistance on a job. A new central heating system is being installed (previously storage heating) and the customer has purchased a hive multizone kit. She wants to control her heating up stairs and downstairs seperate so would need zones valves installed. I...
  11. S

    Boiler & 2 port valve problem

    Hi, I have just had a problem last night with my h/w & central heating system, I have found out the boiler has been stopping and starting without the c/h 2 port valve opening, I have tested the circuit and discovered it is the micro switch in the valve that must have stuck in the closed position...
  12. the pict

    Pump on or is it

    Grant Pro external combi I have just nipped across from the sparky forum and hoping for some advice, the boiler stopped working this morning however, long story short I have never had the burner out in the 3 years since it was installed and the prongs were coated in black crud a quick clean and...
  13. G

    Electric Fusion Boiler Repair or Replacement

    Hi, I have a 1st floor duplex flat and upstairs in the boiler room is an Electric Fusion Boiler with hot water cylinder tank. The hot water tank is working fine for the water but the boiler / central heating system which is a bit of a beast, (installed in 2006 image attached), is now faulty...
  14. B

    Issue with Keston C36

    I have a Keston C36 Combi boiler. Stuck in heating mode. I have changed the diverter motor as not moving to transfer across. This didn’t fix the issue. I’ve now changed the capacitor that drives the motor. Again nothing changed. Any ideas on what else it could be?
  15. littlespark

    Possible fault with motorized valve

    I've been phoned by a customer who says his central heating pump is running almost constantly, whether his heating is on or not. (oil fired Worcester system boiler) Its not my usual area of expertise, but im thinking its possibly the motorised valve sticking and not releasing the switch that...
  16. K

    No Central Heating please help

    I am not any techie in anyway, just stumbled across this forum. I have a BG UP2 controller. The hot water is working fine. This morning I wanted to switch the heating on, outside of the normal hours. The arrow will not move from the off position. Would anyone suggest a new controller, or...
  17. sythai

    Chaffoteaux Britony Combi SE 100

    Evening Guys Anyone have experience of this Combi: Chaffoteaux Britony Combi SE 100 My mates got one in his temporary caravan with dodgy time clock, was hoping to bypass this and control via an external stat. No stat currently fitted. Can’t find any wiring diagrams online? Not seen boiler...
  18. O

    flexicom 24cx has Hot Water but no Central Heating

    my flexicom 24cx has Hot Water but no Central Heating. the problem seem to be the analogue switch selector. it looks as if it is stuck on the off position and won't move to the timer or on position. Is it that I do not know how to move it??
  19. Midwest

    Nest in a bedroom

    In my property, I have an S Plan Plus CH system. The first floor zone is controlled via a low voltage programmable thermostat. The stat is made by Danfoss, and is quite frankly rubbish and needs replacing. The current position of the existing stat, is in the main bedroom which doesn’t have...
  20. S

    Salus, running boiler most of the time.

    I have a salus RT501RF (TX) and the thermostat is Salus RXBC605. The boiler is a baxi duo tec 24 combi erp ( what the label says). I have reset the boiler, thermo and wireless unit, synced them back up due to the same issue but it did not fix it. The problem is the boiler is running all the...
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