This will explain how to troubleshoot a garage door opener that won t close the door and blinks 10 times.
Garage door won t close no blinking light.
Broken cable or cable off the pulley.
Here are the most common garage door problems or breakdowns that will cause a malfunctioning door to not close.
Unlock the lock button press the lock button to turn this feature off.
Disconnect wires at door control touch wires together.
Other signs include flashing garage door opener lights missing sensor light or flashing sensor lights.
Momentarily short across red and white.
Once you push this button the light on the garage door opener will flash twice.
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The purpose of the safety sensors located on the bottom corners of your garage door is to automatically reverse your door if they detect motion underneath the door.
Garage door off the tracks.
Once you see the double flash press the control button on the remote control.
Place a step ladder under the liftmaster motor so you can comfortably access the learn programming button.
If the opener cannot detect that the safety sensors are properly working or connected then the opener lights will flash and the door will refuse to close.
Garage door won t close safety sensor troubleshooting video lights blink 10 times remove item blocking safety sensors.
Once you know that the lock button is not the issue you ll want to check to see if anything is obstructing the sensors or if the sensors.
If your garage door opener is still blinking try realigning the safety reversing sensors.
The light will flash two times.
If the door closes your issue is solved.
Press the remote control.
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Check safety sensor alignment.
Troubleshooting a liftmaster with a flashing light step 1.
Okay now that you know some of the common signs of garage door sensor malfunction you re ready for the next step troubleshooting.
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Garage doors comprised many moving parts and a single faulty component can prevent your garage door from closing.
If motor unit does not activate disconnect door control wires from motor unit.
If there s nothing blocking the safety sensors check their alignment.
If motor unit activates replace door control.
Garage door openers made after 1993 are equipped with sensors positioned on both sides of the vertical rails.
Here s how to tell if garage door sensor is bad five things to check.
Count the number of times the led light beside the learn button flashes before it pauses and begins blinking.
Inspect door control wires for a short staple in wire replace as needed.