Recent content by alex1980

Hi, I have an old unvented cylinder in my flat and I've only ever used\needed the topup heater (top thermostat). I've tried the bottom one which supposedly heats up more water as it's lower, but doesn't seem to. As a comparison the top heater will get the water up to temperature then switch off...

Few extra images of internal wiring and meter area...

@Sir-John, no I recently updated all sockets\switches as the old ones were all tatty, but just kept like for like. I don't need extra sockets, and if I ever sell the flat the switches are there for anyone that wants to put storage heaters back in.

@AndyPRK, good point, thanks. I don't have storage heaters anyway hence why I switch them off.

Hello, I have a Tenby CU as shown below. Out of idle curiosity I wondered if someone could explain the layout of it regarding the switches. I understand everything to the left of the RCD is protected and to the right is not, but... 1.) What is the double "Sub Circuit Switch" for? 2.) Why is...

Actually looking at the wiring to the fuse and switch on the grid plate i think you're right. red = line in, yellow = line out and blue is neutral. But I will check at some point as you suggest with a meter.

Hi, I have an old tatty Eberle thermostat that I never use. It's connected to the plinth heater in the kitchen. It would be nice to replace with something newer, but I'm not sure about the logic with the current wiring. It seems to be 3 phase without neutral so red, blue, yellow and earth...