> I have checked the fuses visually, and they seem in perfect nick, but
> I'll continuity test them properly in a bit. Since I'm sitting with a
> cup of tea in the warm at the moment free to consider theory, what
> else should I be looking at sternly and fundamentally how can I test
> the operation of a thermostat operated bit, rev it till steam comes
> off?

> I can, plonk 12V on the motor and see if it spins. I can continuity
> test the wiring any place I find a metal bit to pop a multimeter on.

> Is there anything I can do with the thermocouple screwed into the
> rad.? unscrewing it would get me wet feet I suspect.

> Ta.