Search results

  1. H

    Grant oil combination boiler

    Thank you both for taking the time to explain things. Your very full explanation John of how the EV is made up and how it works has finally sunk in. I should at least now be able to determine for sure whether or not the EV is serviceable. Many thanks again Howard
  2. H

    Grant oil combination boiler

    Hi John, I think the EV is okay but ordered a new foot pump to confirm. There was the slightest dribble of water when I pressed the schraeder valve but that's all. It is now bone dry. I have (using a very old pump) managed to pump the EV up to 1 bar (i think, gauge is faulty) and the...
  3. H

    Grant oil combination boiler

    Need to get myself a new foot pump so I'll let you know how I get on. If the expansion vessel is pressurized and therefore not causing the problem, any idea what else might be wrong? Many thanks for your help. Howard
  4. H

    Grant oil combination boiler

    I have just checked the outside pipe (I assume from the safety valve) and it's dry. Could the expansion vessel still be the problem? I know the vessel should be pressurized to 1 bar, can it be checked and filled if necessary with a foot pump? many thanks for the replies Howard
  5. H

    Grant oil combination boiler

    Hi, I've just joined this forum as I'm having problems with my oil combination boiler. Everything works fine but continually need to keep bringing the pressure up using the loop 2 - 3 times a day. I thought there must be a leak somewhere but all pipes etc are bone dry. Can anyone...
Back
Top