Recent content by gcbf

Thanks Kev, Pump is working ok, the radiators are all increasing in temp when the boiler is on, but they are getting no more than lukewarm. Pipe coming directly from the boiler is only lukewarm, there is nothing that is too hot to hold your hand on. Like you I am now wondering where is the heat...

My daughter's combi boiler fires up on request for hot water and central heating. The diverter valve spindle travel is good and instant. Microswitches are both activated. Flame comes on, pump is turning (removed the bleed cap and the spindle is spinning). But there is no discernible increase in...