Warning: incorrect installation could lead to sever injury.
Before installing the boom and GDO ensure the door is in good working order and correctly
balanced.
After installation ensure the door automatically reverses when it makes contact with an object
placed on the floor at a level of 50mm.
Ensure parts of the door do not extend over public footpaths or roads during operation
Connecting the boom
1. Connect the boom bracket above the door and secure.
2. Offer the boom up to the boom bracket and secure using the 80mm screw (with HEX head)
3. Using the metal mounting strap and support bracket secure the boom to the ceiling at the
mid point (only for booms longer than 3300mm) or 3 piece booms
4. Using the metal mounting strap and U-bracket secure the boom to the ceiling at the motor
end.
Attaching the Motor to Boom:
1. Insert the splined BRASS expander joint into the carrier drive system (may be installed
already)
2. Offer the motor to the Boom inserting the drive into the BRASS expander drive joint.
3. Using the two U-type brackets and 6 x 15mm screws, secure the motor to the boom.
Connecting the Boom to the Door
1. Install the door arm fixing bracket to the top of the door.
2. Connect the straight arm of the boom to the curved arm and insert into the door arm
bracket (see image on page 3)
3. Secure using the 8 x 25mm drive pin and clip.
4. Ensure the angle between the Boom and the drive arm is 30 degrees when the door is fully
closed.
Installing the Boom
