When your air conditioner is just plain not working, it seems obvious that repairs are necessary. Or who knows, maybe you need a whole new air conditioner! Here’s the thing, though: sometimes the problem isn’t as bad as it seems.
While we would never encourage anyone to DIY an AC repair—you could injure yourself, damage the system, and void your warranty—there are times when repairs are not actually necessary. Before you decide it’s time to call in the experts for an air conditioner that’s not working, go through this simple troubleshooting checklist.