I have breath all cenral heating in my house so heating can be flow fully inside the rediator, after that the boiler pressure went very low (0), i managed to bring pressure to normal(1 bar), now there is no hot water, but i can hear boiler turning on when the hot water open/ central heating turn on, i can't figure it out what wrong even i can hear bailer flame. could you please advice me.
thank you (combi boiler Worcester 28i)

ricop, March 2006

If heating works and hot water doesnt then you have hot and cold pipes crossed going to boiler. You need to swap over connections to hot and cold pipes

Dave, April 2010