Hey everyone! I apprenticed for two years before taking a state job for better pay. I requested a licensing packet from a local township last year and was required to pass their pre-licensing examination. This exam was administered through Pearson Vue for the International Code Council, which I...

I may be showing my age (or stubbornness) but I am reluctant to use push in connectors (e.g. Wago, Ideal) in place of the usual twist and cap. I've read where spring tension loss can occur over a long time especially if there is any heat and cool cycles. The twist off seems quite easy on...

A customer has a 1200A Electronic Trip CB that keeps randomly tripping from 20-30A of output. They want to replace the breaker, but the breaker is hard to come by and expensive. I am wondering if anyone has any suggestions as to why this could be tripping? There is also an energy meter with...