A fairly loud buzzing noise has recently appeared in a 200A changeover switch. Everything checked for tightness. Assumption is that it is one of the coils but I am unsure if this is an issue of concern.
A fairly loud buzzing noise has recently appeared in a 200A changeover switch. Everything checked for tightness. Assumption is that it is one of the coils but I am unsure if this is an issue of concern.
