Recent content by dave2306

Thanks for the response. Is there any way of fixing these?? or how much are they to replace??

My central heating has started banging very loudly. I have narrowed it down to the 'Mid-Position Three Port Valve?'. When I switch the heating on after an hour or so the switch automatically moves to 'H' and then click back very abruptly, making a severe noise in the pipe work. It is and ACL...