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  1. C

    Help Please - Noisy Central heating

    pump is set at 3 - Is that about right? (highest setting) Will get installer to check the water and look at the expansion and feed pipes. I know it is hard to say but is this installation dangerous as it is now?Really don't like the sound it makes.
  2. C

    Help Please - Noisy Central heating

    Thanks Darren, Magnet doesn't stick to the cold feed. Boiler is being moved on Monday(just into a new cupboard about a metre to the left) I will get the guy to add a cleaner to the system when he does it. Will I see if it is sludge causing it when he drains the system? There don't seem...
  3. C

    Help Please - Noisy Central heating

    Oh - and I don't think it's on startup. Boiler is normally running and then changes tone/makes the noise.
  4. C

    Help Please - Noisy Central heating

    Thanks for the quick replies! Hi Gasman, It is the hot water cylinder in my son's bedroom. I will try a magnet on the cold water feed into the hot water tank. Craig Hi Darren, The boiler was installed around 2003. The hot water tank has a dual coil (gas + solar panel) The...
  5. C

    Help Please - Noisy Central heating

    Please can someone help me. We have a Potterton Suprima 100L Boiler mounted in our kitchen downstairs. I know these boilers have problems with locking out due to pcb but but I think my problem is slightly different. Approx 1-2 times a week the boiler starts making a scary pressurising...
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