Hi, Can anyone help?
The System
I have 14 year old central heating system:-
Glow-worm Space Saver 60BR Mk 2, fully pumped, hot water cylinder, British Gas Multi Head 2 pump (replaced Jan 2002?), Honeywell Diverter Valve F5-9738 (old?, looks like current V4044 model), Potterton EP2000...