Extension cords are meant for temporary use.
Garage door opener power cord too short.
Feed the other end of the cord through the emergency release lever on the door opener.
While this may seem like a no brainer one of the most common causes of garage door opener failure is simply the result of the power cord working loose from the electrical outlet.
According to google a 5 hp motor draws 10 amps.
They don t want people to power them by running cheap cords across the garage or to be responsible of one does.
Be sure to secure the connection between the opener s own cord and the short extension by holding both cables together not too tight and placing a plastic tie wrap around both so they cannot disconnect.
Pull the end through until the handle is six feet above the floor.
Chances are your garage door opener uses a 12 or 24 volt.
Tie an overhand knot to secure it.
Not using an extension cord is more of a strong recommendation.
Manually move the garage door and return to down position.
Can an extension cord be used to power an automatic garage door opener that is hung from the rafters.
Step 2 will allow you to freely move the garage door open and close.
The safest no thinking involved way i to look at the size of the cord on the appliance and go the next size up for example if the cord on the opener is 14awg use a 12awg extension cord.
Cjacobi chris jacobi hi01200061 september 26 2013 2 37pm.
Use the shortest extension cord possible.