Q: We’ve been in a heatwave, so we’ve had the AC on. When I went outside earlier, I noticed that the outside AC unit wasn’t running. Why is my outside AC unit not turning on? A: During the hot summer ...

Two workers looking at outdoor breaker box on brick wall - Fstop123/Getty Images The image of a breaker box in your mind probably looks like a small metal box tucked away in a corner of your home.

We may earn revenue from the products available on this page and participate in affiliate programs. Learn More › A: During the hot summer months in particular, homeowners rely on their AC unit to stay ...

Churning with voltage and resembling an explosion at the wire factory, the breaker panel exudes mystique. But it's just a big switch, filled with other smaller ­switches, which lead to the switches ...