Hi, i have a valliant combi boiler. Whenever i turn the hot water tap in the kitchen the pressure suddenly drops that very second and because of that my boiler fails to ignite and i do not get any hot water.
Any idea what could be causing the problem? I have checked the pressure bar and it...
Hello there.
Would be grateful if someone can point me what the problem could be on the following:
Whenever i turn on the tap for hot water i.e in bathroom or kitchen sink the boiler fires and all is well. If having a bath or washing up the temp rises slowly to 60 degrees.
after that...