baxi 800 combi

  1. C

    CH can't raise pressure above 1 bar when cold, okay when warm

    I think I got a leak somewhere in the CH system that I can't locate. It seems to be leaking when the pipework is cold, not when sufficiently warm. This morning the combi boiler, Baxi 830 installed in February, did not come on due to pressure drop, to about 0.5 bar. I tried to top up, initially...
  2. V

    new baxi boiler noisy

    desperately needing help, I had a new baxi boiler 800 combi fitted last week and its constantly making a whining humming noise, it no sooner stops and it starts again. The plumber came back and drained the radiators but its still the same. my friend and neighbour both have the same boiler and...