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 ...

Q: Help! It’s hot in my house, and the AC unit is running, but it isn’t blowing cool air. Why is my AC unit fan not spinning? Do I need to call a professional, or is this something I can fix myself? A ...