I would like to assist you with your garage door opener 39 s light adjustment.
How to adjust light on craftsman garage door opener.
This model also utilizes the assurelink connectivity feature.
Of 4 blinks for 4 1 2 min.
Sears craftsman garage door openers have an important safety feature that prevents the door from closing when something or someone is in the way.
Repeat again for 3 1 2 min.
Step 1 adjust the limit.
Turn the adjustment screw on the limit clockwise if the door doesn t fully close.
Craftsman 139 30437 is a residential garage door opener.
The photo eye of an automatic opening garage door is a safety feature.
In this easy how to video i clearly explain the setup process for a craftsman garage door opener.
Press and hold the lock button on the remote till the light blinks 10 sec.
Most automatic garage door lights are adjustable so you can determine how long the light stays on for your.
A single blink means the timer is reset to 1 1 2 min.
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.
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.
I have included an excerpt at the end of this reply.
If the lights are not working it is most likely a failure of the bulb or a relay on the control board.
When your garage door opener isn t working properly there are several components you can adjust to address the issue.
How to adjust the timing of the garage door opener light.
Repeat the procedure and the light will blink twice resetting the timer to 2 1 2 min.
If the photo eye senses an obstruction it stops the door from closing and.
I have reviewed the owner 39 s manual for the model that is listed and it is not adjustable.
How to adjust a photo eye on a garage door.
The limit the force and the safety reverse.
Interval etc up to a max.
Programming the travel adjustments and force controls ar.
To open the door completely adjust garage door opener by turning the limit counterclockwise.
Craftsman garage door openers just like any other garage door opener on the market can have problems.
Craftsman 139 30437 garage door opener troubleshooting.