Update:
Received the MK socket complete with toothbrush symbol on it. The socket worked straight away which means that the Nexus I had ordered to replace the faulty Nexus is definitely faulty and it will be sent back.
On first inspection the transformer on the MK is quite a bit larger...
Onwards with the testing:-
As mentioned before - I have tested both toothbrushes on an adapter plug and they both work.
I have just wired both shaver sockets in turn to a three point plug to try and remove the mains wiring from the equation. If the plug worked then the mains wiring would...
Agree this would be a good test but - No - I have not checked this conclusively due to logistics of being able to both open the socket pin cover, activate the transformer on switch and make a good contact with my probes eg test was inconclusive :-(
I also do not have a spare 2 pin plug I...
I am testing the voltage using a multimeter across the live and neutral connections on the back of the shaver socket. If the neutral line was broken I guess I would still see 240V - correct?
We have a shaver point in the bathroom that has been used to charge toothbrushes for the past 15 years or so. The shaver point itself is powered by the light switch so is only in continuous use when the light is switched on.
A few weeks ago I noticed that the toothbrush was no longer...