In article ,
jezza wrote:
I have a timer that I cannot de-program, and that I cannot isolate from
the mains because it shares a fuse with the lighting circuit. It's
costing a fortune, because it keeps switching on a heating system.

Sounds very Mickey Mouse to me, and needs sorting ASAP.

--
*Be nice to your kids. They'll choose your nursing home.

Dave Plowman London SW 12
RIP Acorn