leak from water/water heat exchanger,from small pipe conection that holds the domestic hot water sensor.
This has a hex nut is it possable to tighten and seal?
Hi I have the same problem, changed the pump but now the hotwater exchanger is leaking from the small pipe, did you change it of repair it?
thanks, Dave
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix home heating systems.