Search results

I have had a Vaillant 630 system boiler for a couple of years and I have noticed lately that the LCD display showing the boiler output never reaches full scale (usually about 3/4 or a bit more). Seems to working OK and goes up and down a bit, just not at maximum. It's maybe always been like this...

Following my previous question about the mcb rating I've nor measured the wiring resistance to the garage. What I did was to join all 3 conductors in the swa into a brass earth block in the garage and measure between them at the house end. I get approximately 0.8 ohms between each pair (live...

I've changed my old fusebox for a new consumer unit. I labelled all the wires and put them into the correct mcbs in the new unit with the socket rings, and garage on an rcd. Don't have an electric shower and the general advice seemed to be not to put the cooker on the RCD. I selected the mcbs...