4 a wire or wire harness is loose or burnt.
Garage door opener loses power.
Test your door balance and weight.
I am adding the link below to help you with your question while you wait for your expert response.
T his is a pretty uncommon problem but one that can happen after you ve first installed your garage door opener.
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.
To better help your expert i would like to suggest adding your model number.
2 the glass fuse on the circuit board has blown or popped.
The door must be completely closed in order to re connect the garage door opener to it correctly.
Try disconnecting your door from the opener and see if there is any change.
During a power outage you must manually open and close the garage door.
Okay the last thing we will test is the wall transmitter and wire unplug the opener from the ceiling outlet i would like for you to find where the wall transmitter is plugged into on the opener remove that wire and twist the jumper wire ends together be sure to have about 1 2 3 4 of an inch of bare wire on both ends keep the open end wires separated and plug back in the opener after that touch the 2 jumper wires together stay out of the way of the door.
Once the power is restored to your home close the garage door.
1 the transformer has failed due to a power surge.
Reconnecting your garage door.
An emergency release cord on the garage door arm opens the trolley to allow you to disengage the garage door from the.
After the garage door is closed firmly press the garage door opener.
Try making small adjustments.
I did some research and found some information for you that i am hoping will help you out.
This is related to the up limit switch.
The garage door opener loosing power can be very frustrating.
The first step will be to determine if the power is being lost altogether or the system is overloading and then resetting.
It may take 24 48 hours.
If the opener lift trolley now moves then the door has too much weight or drag for the opener to handle.
Here is what may cause your garage door opener to not power on.
While this may seem like a no brainer one of the most common causes of garage door opener failure is simply the result of the power cord working loose from the.
Make sure the opener is plugged in.