Chris
See the pump mate with "Grundfos" written on it (or equivalent brand name)
directly at the back of that and on its right edge is a largeish copper pipe.
The sender unit you talk about i think is in front of it.
The pipe i am referring to has what looks like a bar attached to it...
Jamie
I can't hold a candle to you guys who have the skills needed :oops:
I'm a spark and as you can guess, need held by the hand ha ha!
The pipework entering the boiler from the right (main cold feed) i have removed and checked but from there they move into the crowded area of what i...