Shelia, The manual disengage and engage lever is pretty generic in how it operates. We take care of any issue related to the release cord, offer same day service I... - Garage Door … Unplug the opener. You might have to do this if the opener malfunctions or loses power. When you pull the emergency release, you engage a quick release mechanism that allows you to operate the garage door manually. The cord must be checked and remain in perfect condition because a Broken Garage Door Emergency Release cord is useless and can jeopardize your safety. Many think that reconnecting the door after pulling the release cord should be incredibly simple, but some people have trouble reconnecting the door to the automated garage door opener and getting the door back on track. Remove the cord from the garage door release lever. That way, you won't lose a finger if your unsuspecting housemate hits the remote button while you're working. Work with the door down. Some problems are serious and it is critical to be repaired fast. It is not accidental that Garage Door Repair Edmonton has well-equipped and knowledgeable emergency technicians on board. If your Chamberlain garage door opener trouble is a broken door spring and you pull the emergency release cord while the door is in the raised position, the door could come crashing down. I have posted your manual that tells how to engege and disengage the safety release for Stanely device and a few video links to show how they work. The release cord on your garage door is a very important safety and security feature. Garage Door Safety Release Spring problems or sudden power cut will prevent you from having access to your garage. Broken garage door springs must be replaced. We replace the broken emergency release rope. There are several reasons why you may have to pull the cord, thereby disengaging the garage door from the opener. Removing the cord makes it more time-consuming for a burglar to get inside your garage. The cord attached to the emergency release lever is a convenience when you need to trip the lever like during a power outage so you can manually roll up the garage door. Check the attached links,instruction and guides, Good luck. 4: Broken springs. If your springs are on either side of your garage, then check to see if any piece of them is hanging. -If you have springs located horizontally at the top of your garage door, then check to see if there is a noticeable gap between the two [torsion] springs.