Joy at last. Found a big leak. Thanks to user 'Gas2Air', I decided to check everywhere again for leaks and discovered some damage in the one place I hadn't looked. It was where the pipework disappeared into a wall behind some shelves in our utility room. It looks as though a mouse has been...
Thanks for that. Checked the EV this morning when cold and it still seems ok with air coming out of valve rather than water. Also fitted a small bag over the PRV exit and thats ok too. Am I right in thinking that this MUST be a leak somewhere.
Hi everyone. Yet another problem with my central heating boiler: its a Sabre 35HE. This time its losing pressure very quickly - will lose everything within 2/3 hours. I've done the obvious and checked for leaks. Unfortunately ours is a large and slighty rambling house so while its hard to be...