Door Types
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A. One-Piece Door with Horizontal Track Only.
B. One-Piece Door with Horizontal and Vertical Track – Special door arm and the Protector System™ (30(8))
required. See your dealer.
C. Sectional Door with Curved Track – See 20B – connect door arm. The Protector System™ (30(8)) is required for
doors that are over 2.5m in height
D. Canopy door – Special door arm and the Protector System™ (30(8)) required. See your dealer.
Tools Required
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Before You Begin
1. Look at the wall or ceiling above the garage door. The header bracket must be securely fastened to structural
supports.
2. Do you have a finished ceiling in your garage? If so, a support bracket and additional fastening hardware (not
supplied) may be required.
3. Depending on your door's construction, you might need a special door arm. See your dealer.
4. Do you have an access door in addition to the garage door? If not, Model CM1702 Outside Quick Release
Accessory is required.
