How Heat Affects Garage Openers Kite

I have worked on garage doors in Arizona for over a decade. When people ask me how heat affects garage openers, I usually just point at the driveway thermometer in July. The thing is, a garage door opener is a simple machine with a motor, a circuit board, and a gear train. But throw in Arizona heat that pushes 120 degrees inside a dark garage, and that simple machine starts doing things you would never expect. The first time I saw a homeowner's garage door refuse to close