CAUTION
1. Lay the chain / belt beside the rail as shown.
2. Grasp the turnbuckle connector
[K2]
at the end of the
chain / belt assembly, pass it through the window.
3. Position the trolley assembly
[J3]
near the door end. Pull the
chain assembly (cable end) / belt around the idler pulley
[J2]
and feed through the trolley. Place the turnbuckle connector
2ft from idler pulley.
Note: The cable on the chain assembly, or the ribbed side
on the belt assembly must contact the pulley.
4. Grasp the turnbuckle
[K3]
and dispense the remainder of
the chain assembly / belt along the rail toward the motor unit around
the sprocket assembly and continuing to the turnbuckle
connector. The sprocket assembly
[J4]
teeth must engage
the chain / belt.
5. Hook the turnbuckle into the turnbuckle connector.
To avoid possible SERIOUS INJURY to finger from moving
garage door opener:
• ALWAYS keep hand clear of sprocket, chain / belt or any
moving parts while operating opener.
• Securely attach sprocket cover BEFORE operating.
Hook into
Connector
2 ft.
K2
K3
K2
Chain assembly (cable end) / Belt
J2
J4
Step 3 – Install the chain / belt
9
ASSEMBLE THE RAIL
