
Installation
9 Connect the door arm to the trolley
Option B SECTIONAL DOORS9.1B Close the door. Disconnect the trolley by pulling the emergency release handle.
9.2B Attach the straight door arm to the outer trolley using the clevis pin (H14). Attach with the ring fastener (H19).
H14
H19
9.3B Attach the curved door arm to the door bracket using the clevis pin (H13). Attach with the ring fastener (H19).
H19
H13
9.4B Bring arm sections together. Find two pairs of holes that line up and join sections. Select holes as far apart as possible to increase door arm rigidity and attach using the bolts (H15), nuts (H20) and lock washers (H21).
H20
H21
H15
Tip: If the holes in the curved door arm and the straight door arm do not align, reverse the straight door arm, select two holes (as far apart as possible) and attach using bolts (H15), nuts (H20), and lock washers (H21).
9.5B Pull the emergency release handle toward the garage door opener until the trolley release arm is horizontal. The trolley will
H20
H21
H15
If the straight door arm is hanging down too far, you may cut 6 inches (15 cm) from the solid end.
Trolley release arm
20