I would first unplug the opener then will have to remove the cover to access the internals.
Garage door opener not working after power outage.
The door must be completely closed in order to.
Whether you replace or repair put a surge protector on the unit 900 joules or higher and this won t happen again.
After the garage.
1 the transformer has failed due to a power surge.
Here is what may cause your garage door opener to not power on.
Pull the emergency release cord.
2 the glass fuse on the circuit board has blown or popped.
The only other work that could be done at this point is to perform checks on the power connection to the board.
Raise the garage door fully.
An emergency release cord on the garage door arm opens the trolley to allow you to disengage the garage door from the opener.
How to open a garage door manually after a power outage 1.
Pull the emergency release rope toward the opener motor head.
This prevents the carriage from reconnecting to the opener.
During a power outage you must manually open and close the garage door.
More than likely the logic board took a power surge and needs to be replaced and possibly the wall button or sensors too.
It s best to unplug the opener from its power source beforehand.
Before attempting to disengage your garage door opener from your garage door you must.
First you must disconnect the garage door opener from the door itself.
Door must be in down position.
If the answer is no most likely the the outlet circuit breaker is tripped or the logic board is bad.
Does the wall control lite up.
Push the control button either on a remote.
The way to tell is are the safety sensors on.
Pull the emergency disconnect cord hanging from the opener.
How to reconnect garage door after power outage if you are in need of getting out of your garage door during a power outage you must first disconnect the garage door.
You can try unplugging the unit for 15 minutes but an opener does not have a true reset button.
Pull straight down on the emergency release rope once the door is open.
The emergency release cord is the red rope that hangs from the garage door trolley.
Once the power is restored to your home close the garage door.