Do not try to pull the door using the manual release cord.
How to re engage merlin garage door.
Some openers such as the whisperdrive come fitted with a back up power source to ensure that you can safely access your garage with.
Step 2 will allow you to freely move the garage door open and close.
The first thing to do is hit the door button.
You need to check the release handle and make sure that it is on the track.
Once you are done maneuvering your garage door and are ready to re engage the automatic door opener please return the garage door back to the down position.
Pull the emergency release rope toward the opener motor head.
The next step is to go to the inside of the garage door.
The process is usually the same among all garage door opener manufacturers.
How to disengage and reengage your garage door opener if you need to open your door manually.
Push the control button either on a remote or at the wall station to operate the garage door opener.
Walk over to the door to push it up manually.
Once the power comes back on you must re engage the garage door opener to the door.
This allows you to manually open and close the garage door.
Manually move the garage door and return to down position.
Some units will actually reconnect themselves but this is not typically the case.
It will snap under the load.
Pull the red cord down firmly once to manually release the door s locking mechanism the opener will make a clicking noise.
When power returns or it is safe to do so re engage the opener by pulling the red release cord down firmly.
The carriage which connects to the door arm locks around the opener trolley during normal operation.
It might be necessary to pull the door closed slightly to fully engage the trolley.