performaxopeners.com Customer Service: 1-877-436-4402
13
ATTACHING DOOR ARMS
Look in the box for:
3"
(7.6 cm)
8" (20.3 cm)
Curved Door Arm
Straight Door Arm
2 x Hitch Pins
2 x Clevis Pins
5/16" x 1"
2 x Bolts
5/16" - 18 x 1"
2 x Flange Nuts
To prevent SERIOUS INJURY:
• DO NOT connect power until instructed.
• Keep hands and fingers away from the sprocket
during operation.
• Wear gloves when installing chain/belt and cable.
• Keep hands and fingers away from joints and
possible sharp edges.
Close your garage door and
disengage trolley. Fasten
curved door arm to the door
bracket with 5/16" x 1" clevis
pin and secure with hitch pin.
Fasten straight door arm to
trolley with a 5/16" x 1" clevis
pin and secure with hitch pin.
Attach door arms with two
5/16" bolts and flange nuts.
Bring straight and curved door
arm together. Find two pairs
of holes that line up and join
sections with two 5/16" bolts
and flange nuts. Select holes as
far apart as possible to increase
door arm rigidity.
WARNING
2"- 4"
