Craftsman Garage Door Opener Troubleshooting Flashing Light 10 Times

This will explain how to troubleshoot a garage door opener that won t close the door and blinks 10 times.

Craftsman garage door opener troubleshooting flashing light 10 times. Garage door openers made after 1993 are equipped with sensors positioned on both sides of the vertical rails. It s important to get this switch at just the right distance from the motor so that the door is able to close all the way but the motor also knows to stop running. This is related to the up limit switch. Unplug the garage door opener to reset the logic board.

An open door will not close if the infrared beam is broken. This most likely indicates that the garage door sensors are out of alignment or there is something in the way of the sensors. Allow the motor to cool for about 15 minutes before restoring power and using the garage door opener. If this doesn t fix your problem then the problem is more than likely the safety reversing sensors.

Troubleshooting a liftmaster opener with a flashing light involves inspection of the safety reverse sensing system. T his is a pretty uncommon problem but one that can happen after you ve first installed your garage door opener. Once you see the double flash press the control button on the remote control. Pull the emergency door release and check the up and down travel of the garage door for binding.

The safety sensors use an invisible beam of infrared light to detect obstructions in the garage door s path. Loosen the wing nut holding up the photo eye and adjust them until both sensors are properly aligned. Defective safety sensors or faulty sensor wiring also cause the opener lights to blink 10 times. To fix this issue first locate the two photo eyes attached to your garage door and clean the lens using a soft microfiber cloth.

To unlock your garage door opener push the lock button for 5 seconds. Try making small adjustments. 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.

The blinking opener lights indicate that the safety sensors are likely blocked or out of alignment. The light from the opener blinks 10 times to warn you about misaligned photo eyes. Liftmaster motors will not operate when something obstructs the infrared beam between the safety sensors at the bottom of the garage door tracks.