Thanks for your quick response. Just to clarify, if this hasn't "tripped" can it still be reset - i.e. if I press it and there is no click - does that mean that it has not actually cut off (and the fault lies elsewhere), or is it a full reset whether or not it has actually cut off.
I'm looking for help with a newlec nl10581 storage heater.
The heater has worked normally for the past few weeks, but has stopped working for the past few days. Power seems to be getting to the unit.
I suspect that some sort of internal thermal cut off has tripped due to overheating (input had...