To open it up all you need to do is thread a coat hanger or hooked piece of wire through the top of the door and open the emergency latch which can also be done by the rope many emergency latches.
Opening a garage door with no power from the outside.
On most garage door openers there is a rope with a handle on the end usually red.
Make sure to pull the emergency release cord in a downward motion.
Insert and turn the key in the emergency release which allows you to pull the key and barrel assembly toward you away from the bracket on the outside of the door.
First of all be aware not to exert too much force in your garage door.
To open the garage door when there is no power.
Garage doors can come crashing down when the release cord is pulled so if at all possible use the release cord when the garage door is closed.
Every modern garage should come with an emergency release kit a system installed into your garage that allows you to manually open the door from the inside or outside.
Try to pull the door upward gently until it stops moving.
If the garage door is open when power is lost ensure there is nothing in the way of the garage door path.
This helps to disconnect the garage door while enabling the garage door to open manually.
Opening the garage door.
Here are the steps to open a garage door manually.
Virtually all garage door openers have a bypass switch for situations such as when the power goes out a motor goes awry or the remote opener dies.
Closing the garage door.