Ok i will explain a little better, that poster boiler isnt doing what mine is doing
When i put the hot tap on i was getting about 3 seconds worth of really hot water then lukewarm to cold, and the boiler wasnt firing at all, this happened yesterday for no reason at all. ( not fun when you...
Hi hoping someone can help !!
My vailliant combi doesnt want to supply me with hot water, it runs scalding hot when i put the tap on then goes lukewarm to cold, The boiler isnt firing..
Ive stopped the problem for the minute by increasing the pressure for the hot water flow with a little...