What does the ground in an enail wand do?

J

Joshtownsend

Well-Known Member
No heating element i can find for sale has a ground. There isn't a ground for the 3d printing heaters either. Is it for the thermistor maybe?
 
Joshtownsend,
Hippie

Hippie

Well-Known Member
I've not taken one apart but I'd say it should attach to the metal handle part as I have taken a few soldering irons apart (which are very similar things) and the earth wire goes to the metal around the heater to protect the user in case there's a short
 
Hippie,
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