Recent content by AJC24986

  1. A

    Viessmann 100-1 WB1B 30kW Pressure Loss

    And should there be any moisture when releasing some air from the EV? I could tell it was a mixture of air and water as my fingers were wet. Just confused when the boiler was isolated and a pool of water formed why did that happen as opposed to the other times? As you say there is clearly...
  2. A

    Viessmann 100-1 WB1B 30kW Pressure Loss

    I am certainly not dismissing a potential system leak as obviously I know the pipework has been disturbed to two radiators, but the system has been pretty stable since they were changed early November, I've kept having to bleed the highest radiator upstairs, but never had to top up the system...
  3. A

    Viessmann 100-1 WB1B 30kW Pressure Loss

    Good Morning, I'm hoping anyone can shed any advice before I have to get a plumber in, but I want to try and know what could be going on beforehand as I am at a loss what could be going on. A bit of brief information first, I live in a dormer bungalow and the boiler is situated upstairs in the...
  4. A

    Swapping Drayton HTS3 for Honeywell L641A

    yes we have a mid position valve so that makes sense. I just wanted to check before running into any potential issues. I'll wire it up identical :-) Many Thanks
  5. A

    Swapping Drayton HTS3 for Honeywell L641A

    Good afternoon, I wondered if someone could help me. I am wanitng to swap my very old Drayton HTS3 Cylinder Stat for a new Honeywll L641A Stat. Could someone possibly confirm the wiring for swapping these two out. The HTS3 layout is : 1 Call For Heat 2 Satisfied C Common The...
Back
Top