A common cause of an unbalanced garage door is having the wrong size spring s on the door.
Marantec garage door keypad blinking.
Below you will find a link to the marantec m4500 and m4700 garage door opener manual to help you learn how to adjust your operator or to find the correct replacement opener parts.
Are you troubleshooting a marantec model m4500 or m4700 garage door opener or looking for an opener parts list but don t have a manual.
In case the motor operates in one case by itself check the cabling searching for a faulty contact.
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On the keypad press and release the up down button once every 2 seconds until the garage door opener operates.
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Garage door openers and accessories for your home and business from marantec america.
Let it run until it stops.
As soon as the opener activates do not press any additional buttons until the opener stops running.
A couple of things might be happening.
Typically the lights flash like that when trying to synchronized signals during programming.
If you cannot clearly determin the reason disconnect the respective impulse transmitter.
In other words you have a programming related issue.
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With the keypad back lighting still flashing repeat steps 1 and 2 above.
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In this video precision garage door of columbus ohio provides instructions for programming your garage door opener and keypad for marantec and precision models.
Precision s professionally trained technician will always let you know if this is a potential problem and if it is diagnose the fix as a part of your free 18 point inspection.
The remote needs a strong signal to program the 4 digit pin code into the keyless.
Reconnect one impulse transmitter after the other and check it every time by a test run.