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9
• Place the opener on packing material to protect
the cover.
• Remove the (2) 5/16"-18x1/2" washered screws
mounted in the top of the opener.
• Align T-rail and styrofoam over opener sprocket.
Assembly Step 1
Attach the T-rail to the Opener
For Models 1256 and 1246 only
USE ONLY THIS
TYPE AND SIZE
SCREW
Washered
Screws
5/16"-18x1/2"
Chain
T-rail
Styrofoam
Packaging
Opener
Sprocket
To fasten rail, use only those screws mounted
in the top of the opener. Any other screws will
cause serious damage to the opener.
CAUTION
USE ONLY THIS
TYPE AND SIZE
SCREW
Washered Screws
5/16"-18x1/2"
Chain
T-rail
Opener
Chassis
Styrofoam
Packaging
Mounting
Plate
• Cut tape from T-rail, chain and styrofoam.
Remove styrofoam and pull the chain back
(away from mounting plate)
• Fasten the rail with the (2) washered screws
previously removed. Tighten securely.
Remember to use only these screws!
Any other
screws will cause serious damage to the opener.