Wiring was good and not ancient.
Wall light switch sparks.
But before you replace it you need to determine whether it is the light switch that is faulty or if the wiring is the problem.
This can happen due to age and the amount of wear and tear the light switch experienced as a result of repeated use.
That said a large spark or a spark that makes an audible noise can indicate a faulty light switch.
The one i just turned off is a light switch that controls power to a socket on the outside of the house.
Ge c by ge 3 wire smart switch on off button style single pole 3 way white smart illuminated led touch light switch with wall plate item 1608273 model 93120080.
Halloween decorations but i have noticed this over the years on different switches in different house.
One day you flip a light switch and notice a lovely popping sound.
Why you may see a spark in your wall switch and what to do about it.
The light switch contacts are worn out a sparking light switch results if one of the contacts in the light switch are simply worn out.
Last night i turned off my decora switch in the dark and i saw the switch light up with a spark inside.
But if the sparking causes smoking or if you notice scorch marks on the cover plate or switch toggle then it is definitely time to replace the switch.
Electrical loads of light fixtures and switches.
The occurrence of a visual spark from inside a light switch is most likely an indication that the light switch is beginning to wear out which may be due to a large electrical circuit load that is passing through the light switch.
The pop might even be accompanied by a brief blue flash of light from within the switch.
In this case you ll just need to have the light switch replaced.
Why does a wall light switch sometimes have a little spark on the inside as you turn the switch off.
Diagnosing light switch problems.