Hiya thanks for the reply,
I think there are 4 contacts on top of the can, 3 live and 1 neutral (from memory). at what points should I test for resistance, should this read with no power in the unit or do I need to change the selector knob for different terminals ?
Hi all, My T90si is not heating fully. I took off the cover and the inside and a lot of the wires etc are blackened. I have wiped them clean and they all look fine with no signs of any burnt. Like in a previous post I have tested for continuity at the TCO at the top and bottom of the water...