What a brilliantly helpful bunch! Thanks for that. It's an open vented system and there are actually 3 tanks in the loft. I might be wrong, but from my limited research is one perhaps an overflow tank? It is empty, but does appear to have held water in it fairly recently (see pic).
The other...
Hi folks
Wonder if anyone can give me any pointers. I'm very much a novice and have no real understanding of heating but am trying to make sense of what I have in my house.
In the last couple of weeks our central heating has suddenly become very 'noisy' - constant 'flushing' sound (perhaps...
Thanks so much folks. I added the new switch and now the light stays on irrespective of what position the switch is in!! Does that suggest that I've got one of the red wires paired up in the wrong place?
By the way, all the wires originally come from three grey-shielded wires, where each wire has (as I'd expect) one black one red and one earth, so the wires aren't incorrectly sheathed.
Hello. Wonder if anyone can help. I've just removed a lightswitch that wasn't working and got thoroughly confused. I was removing a dimmer switch (silver one, attached) and was surprised to see 3 sets of wires (i.e.. 3x red, 3x black etc). The black wires all seem to be joined and capped off in...
Hi folks
First time replacing a lightswitch. Looks fairly simple - changing from a rocker to a dimmer. However would appreciate advice on the correct way to earth it. There's no wire supplied, so am I right in thinking that any decentish wire should work (for example, if just cut up an old...