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  1. M

    Noise from a Vaillant combi boiler (ecoTEC plus 835)

    Thank You so much to everyone who took the time to help me out here. Wishing you all a very happy new year. Very grateful, Misa
  2. M

    Noise from a Vaillant combi boiler (ecoTEC plus 835)

    Ah, that’s probably why the engineer took the trv off the hallway radiator. I’m a complete dummy regarding this. Thank You for all the helpful messages.
  3. M

    Noise from a Vaillant combi boiler (ecoTEC plus 835)

    Can we leave the room stat in the hallway then? Or would you advise it to be in the living room.
  4. M

    Noise from a Vaillant combi boiler (ecoTEC plus 835)

    I see. I’ll leave this stat in the living room from now on No we were told to take the trv off from the hallway radiator so that’s what we did. I’ll take the trv off from the living room, we have two radiators in the living room though. I’ll take it off from the bigger one and replace the...
  5. M

    Noise from a Vaillant combi boiler (ecoTEC plus 835)

    Evening, we have taken the trv dial off one of our radiator in June when the engineer advised us to. It’s just the problem is persisting again. The other thing is, one of the dial in the upstairs bedroom just flew off by itself so now there’s two radiator with no trvs
  6. M

    Noise from a Vaillant combi boiler (ecoTEC plus 835)

    So this is the room stat which we should leave in the living room? We use it turn the radiators on and off. The only thing is we use the trv on the radiators to indicate how warm we want it to be. If we take the trv dial off, how do we control the heat? Would you advise us to get a new dial...
  7. M

    Noise from a Vaillant combi boiler (ecoTEC plus 835)

    The stat in the kitchen which is attached to the wall.
  8. M

    Noise from a Vaillant combi boiler (ecoTEC plus 835)

    We have the wireless system in the kitchen where there are no radiators. Is that the stat you were talking about? The other one can be taken to any room in the house. We do have a radiator in the breakfast room which is connected to the kitchen. Thank You for all your help.
  9. M

    Noise from a Vaillant combi boiler (ecoTEC plus 835)

    Yes, all our radiators have the TRV4s. A roomstat? is that the little handheld device to change the temperatures? We have a Drayton Digistat +3RF. Sorry, I am not very technical, it took me 30 mins to realise how to post on here.
  10. M

    Noise from a Vaillant combi boiler (ecoTEC plus 835)

    In June, the boiler showed an F20 safety switch off temperature limiter, sign. We had the Vaillant engineer come out, who told us that the water pressure was the problem.We were also told the TRV4 on our radiators are not suitable for our boiler. Something about a bypass. The heat needs to go...
  11. M

    Valliant combi issues ??!?!?

    We have TRV4 on our radiators and were told it wasn't correct to have them on with our combi boiler. Why are boilers so complicated :S
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