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 light blinks 10 times.
Garage door openers made after 1993 are equipped with sensors positioned on both sides of the vertical rails.
If you push the garage door opener switch when the sensors are obstructed or not aligned properly your garage door will reverse and the lights will blink 10 times.
If your garage door opener won t open and the motor unit lights blink 10 times it usually means you have a problem with your safety sensors.
Each of the several models of the craftsman 1 2 hp garage door opener is operated by a chain drive.
It flashes 10 times and the owner s manual diagnostic charts tops at 6 flashes.
Most of the features and functions on each model work in the same way.
My garage door opener model 139 5398500 won t close.
The door is clear from obstruction.
This model also utilizes the assurelink connectivity feature.
Unplug the garage door opener to reset the logic board.
It travels 3 5 in.
Perhaps the most common issue for many homeowners if the safety sensors are not properly aligned the light will blink 10 times.
Troubleshooting a liftmaster opener with a flashing light involves inspection of the safety reverse sensing system.
An open door will not close if the infrared beam is broken.
Pull the emergency door release and check the up and down travel of the garage door for binding.
Craftsman 139 30437 garage door opener troubleshooting.
This most likely indicates that the garage door sensors are out of alignment or there is something in the way of the sensors.
The motor can overheat if the door is opened and closed several times in a row.
When problems arise following some basic troubleshooting steps will help diagnose the cause of the problem.
Craftsman openers are self diagnostic.
To fix this issue first locate the two photo eyes attached to your garage door and clean the lens using a soft microfiber cloth.
The light from the opener blinks 10 times to warn you about misaligned photo eyes.
Craftsman 139 30437 is a residential garage door opener.
Craftsman garage door openers just like any other garage door opener on the market can have problems.
It has a timer to close feature which allows you to set the opener to automatically move your door down after a specified period of time.
Liftmaster motors will not operate when something obstructs the infrared beam between the safety sensors at the bottom of the garage door tracks.
Allow the motor to cool for about 15 minutes before restoring power and using the garage door opener.
If you notice this happen start by seeing if anything is obstructing the sensors field of view.
