central

  1. D

    Potterton Performa 24

    We're having issues with the pressure on our Potterton Performa 24 boiler, it currently stands at zero. When the water is turned on it goes up to 0.2 absolute max. We're having issues getting hot water in our bathroom because of this. I'm attaching a picture of our pipes - I've marked the two...
  2. Sriq

    Actuator issue? Drayton ZA5

    Hi, So for the past week we've been hearing this loud constant clicking/motor-like noise throughout the house, and I've managed to track down the cause of said noise. It's a white box inside one of our un-used storage cupboards that says it's a Drayton Zone Valve ZA5 Actuator. The device...
  3. S

    Central heating pump repeatedly making a clicking solenoid clicking sound

    Hi all, our central heating water pump has started making a repeated clicking sound (you can hear it in this video clip https://tinyurl.com/trlcxxl for the first 10 seconds) sounds a bit like an electrical contact switching or a solenoid. This seems to happen before every time the gas boiler...
  4. cwhaley

    Vokera Unica 28HE

    I'm trying to find out about the above boiler as I can't find much in the way of independent reviews on the internet. The MiL has one fitted in her newly-purchased house. She phoned me the night after she'd move in to say there was no hot water. I checked the pressure gauge which was at zero...
  5. P

    Boiler making a hissing noise and pressure going up rapidly.

    Hi, I have an issue with my boiler which consists of it making a hissing noise and pressure meter going up when the central heating is on. I haven't tested what happens when the pressure is extremely high as I turn it off before it goes above 3 bars. The central heating is not working but hot...
  6. M

    CH Balancing question

    I want to balance my nan's heating system, as there are a couple of radiators which do not get very hot. I have bled all radiators and no air has come out. I have read various guides on balancing which tell you to work out from the closest rad to the boiler to the one furthest away. The pump...
  7. Fisher1980

    Glow Worm Ulitmate Not Working - Help!

    Afternoon All, So as winter get ever closer, It would seem our heating would pack up ! Such is life. The issue we are having is thus: The boiler refuses to light, often starting and stopping the fan and not progressing to ignition. Any help would be appreciated. Many thanks Chris
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