The 480LM accessory adds a sprocket to the torsion bar and a sprocket to the side of the opener, then runs a chain between the two sprockets.
From the center line of the torsion rod to the center line of the output shaft of the Wall Mounted Garage Door Opener, the alternate mounting kit will drop the system 5.9"
With the 480LM you can still mount the opener on the left or right of the garage door.
- Height: 10 Inches (Distance between teeth of sprockets)
- Width: 2 Inches (Distance between edges of sprockets)
- Depth: 4.25 Inches (Distance from edge of cases)
Some examples of Wall Mounted Garage Door Openers that can use the 480LM alternate mounting kit are models 3800, 8500 and 8500W. See your product manual for compatibility.
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