Maintaining Your Craftsman Garage Door Opener. Once you've completed your Craftsman Garage Door Opener Code Reset, there are a few maintenance tips to ensure the continued smooth operation of your garage door opener and keypad.. 1. Regularly Update Your PIN Code. For enhanced security, it's a good practice to change your PIN code periodically.. Craftsman garage door openers, just like any other garage door opener on the market, can have problems. Most of these problems can be fixed with some troubleshooting steps, and in this post, you are going to learn how to troubleshoot a craftsman garage door opener. Craftsman openers are self-diagnostic.
What Makes Craftsman Garage Door Openers Work? Craftsman openers use radio frequency technology to communicate between your remote controls and the main unit. Think of it as a conversation between two devices that need to speak the same language. When properly programmed, your remote sends a specific code that only your opener recognizes.. Find the Craftsman garage door opener code flashing on the motor unit and follow the troubleshooting steps listed in the chart below to fix the problem. For example, the Craftsman garage door opener troubleshooting for the light flashing 5 times may involve motor replacement if the door travels smoothly and the code appears after a single use.