6 masterforceopeners.com Customer Service: 1-877-436-4402
INSTALLING BELT
Look in the box for:
Trolley
Slide trolley onto the rail. Make sure the arrow on the trolley points toward the door.
4
2
5
6
7
8
3
1
Master Link
Clevis Pin
3/8" x 1-3/4"
Hitch Pin
Pulley
To prevent SERIOUS INJURY:
• DO NOT connect power until instructed.
• Keep hands and fingers clear from sprocket during
operation.
• Wear gloves when installing chain/belt and cable.
• Keep hands and fingers away from joints and
possible sharp edges.
WARNING
1.1 Insert a temporary screwdriver into the hole approximately 10-1/4”
from the end of the Rail - Header Segment. Slide the trolley against
this screw driver. The trolley must stay in this position for proper
alignment of the belt.
1.2 Grasp the end with Trolley-Sha Connector and pass through
the slot on the Rail - Header Segment.
1.3 Insert the Pulley into the slot while the belt is hanging.
1.4 Secure the Pulley by inserting the 3/8” x 1-3/4” Clevis Pin through
the top of the rail, lock the Clevis Pin with a Hitch Pin. Rotate the Pulley
to ensure it spins smoothly.