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control

  1. garry71

    Rifeng FN5C flow control valve

    I'm looking for flow control valves to fit 2010 Rifeng FN5C manifold (fine-thread?). Is there an alternative out there?
  2. J

    Honeywell Evohome HR92 valve control stopped working

    I have a Honeywell Evohome system that is in general working well but one of the HR92 radiator valves has suddenly stopped working just before Christmas The valve appears to be communicating with the controller but the valve was stuck open. It appears to be communicating with the controller but...
  3. F

    Aqualisa Colt- on/off control come off & can’t turn off.. help please

    I have an Aqualisa Colt shower, the on off end end part has come off and the shower will not turn off… water is gushing out and the only way to stop is to turn off the water for the whole house… really appreciate any DIY fixes please, so I can use the water, heating (combi boiler) until plumbers...
  4. J

    Glowworm hot water express 80 Any help on this control appreciated

    Hi there, I am trying to take care of my mum's house as she has gone into a care home, and I have to keep the heating going through the winter, her Central heating control is as old as the boiler, approx 30 years. And there is a dial on it 1 to 5, I have no idea what it does, any help would be...
  5. A

    How to disconnect Franke sensor faucet from control box

    I have an issue with the faucet (Franke Atlas Neo Sensor) and it will require it to be sent back to the manufacturer. However I have an issue with disconnecting the hoses from the control box (Franke control box). The hoses plug into the control box without screwing, they're simply pressed into...
  6. B

    Vaillant ecoTec plus 637 System boiler control options

    Vaillant ecoTec plus 637 and gledhill 250 indirect tank control options Hi, I am in the process of renovating an old farm house. I have been advised to have installed the Vaillant ecoTec plus 637 system boiler with a gledhill 250l indirect tank. I met with the heating engineers yesterday as...
  7. T

    Setting the oil control valve on an Aga

    I recently moved to a house with an oil fired Aga. After it sooted up, I adjusted the settings on the BM-30 type oil control valve but am struggling to get it settled again. The Aga is overheating even when the low fire is set at the lowest setting. I couldn't find a clear set of instructions...
  8. W

    ecoFIT pure 830 temperature control

    I have chosen to set the CH temp to 63, but often find the water temp is displayed as high as 66, even when heat is staill being called for. Is this to be expected/normal?
  9. J

    drayton rf902 dual channel rf - hot water control

    I'm looking to reduce my bills in a rented property, which has an ancient boiler, standard old-style hot water tank with thermostat, and an LP722, no room thermostat. So I want a programmer with a wireless thermostat, which is a drop in replacement for an LP722, as I can't fiddle with the wiring...
  10. S

    How to control pump in multi boiler system

    Hi all, hopefully you are good, The system I am looking at has an oil boiler, a solid fuel boiler, triple coil cylinder, 2 space heating zones and a 'systemlink' , Would anyone out there know which controller / wiring centre is recommended for these system links? Also, and more importantly...
  11. Y

    Using the Grohe Smart control causes the hot water to run out quickly?

    My plumber have installed the Grohe Grohtherm Smart Control system in my shower (actually, 2 systems in 2 showers). After ruling out other possibilities, I came to the conclusion that using this system causes the hot water in the water tank to run out too quickly (the hot water runs out after...
  12. C

    Which Danfoss model is this heating control?

    Hi, could somebody identify which model this heating control is? (its the wireless, battery version): -I thought "40704" might be the model number, but I've seen the exact same sticker on other versions...? Anyway, thanks in advance/having a look.
  13. S

    DHW Secondary Circulation Control Strategy

    Hi Everyone, thought I'd pick your brains on some ideas I have for controlling a DHW secondary circulation pump circuit that I'll be installing as part of a new build. The DHW supply will consist of an Air-Water Heat Pump source linked to an unvented cylinder (at mains pressure). Never had the...
  14. king of pipes

    Weather comp and hotwater control

    I recently fitted a Viessman 222- f and used the weather comp sensor and vi- care app to control it this worked very well for this property as it was a timber frame construction and thermally efficient. I now have another project to install a Viessman vitodens100w system boiler on a S plan...
  15. J

    temperature control of hot outside tap

    Is there thermostat that can located internally that has a hot and cold hot feed(obviously) to control the temperature of the outside hot tap? In essence it would be like a shower control but is there any product specific to controlling the temperature of the outside hot tap? Any comments or...
  16. M

    Best control/thermostat for system boiler with unvented cylinder

    Hi all, Looking to convert combi boiler to system boiler with an unvented cylinder. What models do people reccomend for controls/thermostats? The way we use the house we dont really need a smart one, my mother who lives in the property is elderly so want it to be easy to use. I am thinking...
    • Me9141
    • Thread
    • boiler control cylinder system thermostat unvented unvented cylinder
    • Replies: 3
    • Forum: Boiler Advice Forum
  17. Vaporiser

    Help with BM Oil Control Valve (Aga)

    Hi, I'm hoping someone may be able to help with this: I just completed a "normal" service on our oil fired Aga, i.e. removing carbon deposits and ensuring the supply pipe is clear. I managed to light it and it stayed lit for a few hours then died and now won't relight. This may be relevant -...
  18. C

    How should a boiler control it's internal water temperature

    Hi, Wonder if anyone can clear this up for me as I cant find how it should operate from the manual. I have a Worcester Bosch 42CDI Classic. My question is how should the boiler maintain its water temperature for heating if the boiler heating dial is set to 75 degrees. Assuming the thermostat...
  19. Ryooo

    Nest Thermostat to Control System Boiler with 2 Zone CH & 1 Zone HW

    Hi troopps, I'm looking to install a nest thermostat to control a 2 zoned central heating system and hot water (3 MV). From what a gather you can buy the nest 3rd Generation which does HW and CH. I'd like a another thermostat that controls the CH Zone upstairs. Struggling to find a separate...
  20. B

    programmable thermostat to control a Mixer Valve.

    I want programmable thermostat to control a Mixer Valve. This to provide CH flow temperature from 30C to 70C from a thermal store tank at 80C

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