If your is higher adjust.
How long is the electric cord on garage door opener.
The cord is about 3 ft long.
You will hear a loud click when the trolley attaches back to the carriage.
When you install a garage door opener you have to have a power source to operate the equipment.
Back from the of the door header.
They would on an alarm clock in the bedroom there is many different 3 ways get one that is 12 gauge wire and maybe 6 12 long this is heavy duty and you will not have a problem the gdo manufactures is concerned with cheap cords is a fire hazard.
When the time comes to reconnect your garage door simply pull the emergency release cord back toward the door to re engage the spring lever.
You can then manually move the door to the opener carriage or use the doors remote and it will connect automatically.
A standard garage door is 7 high.
The distance is about 140 inches and the cord that comes with the installer is 300v with 18awg.
If the garage door opener has an automatic light you can avoid the cost.
Garage door opener extension cord.
The motor unit is about 10 long.
The opener track is the full length of the door height 7 plus about a foot.
041b4245 1 is a 6 ft.
Place the outlet in the ceiling at the center line of the door and 11 ft.
Ac power cord replacement kit.
Thank you for your question on the location of the power source for the garage door openers.
Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility.
The do it yourselfer with a basic.
I hope this will help.