4
To avoid SERIOUS damage to garage door
opener, use ONLY those bolts/fasteners
mounted in the top of the opener.
Washered Bolt
5/16"-18x1/2"
(Mounted
in the
garage door opener)
HARDWARE
Lock Nut
(Mounted in the
garage door opener)
NOTE: ONLY use the bolts removed from the
garage door opener. Place the garage door
opener on the packing material to prevent
scratching.
1.1 Remove bolt and lock nut from the top
of the garage door opener.
1.2 Align the rail and the styrofoam over the
sprocket.Cutthe tape from the rail,
chain, and styrofoam.
1.3 Fasten the rail with the previously
removed washered bolt and lock nut.
1.4 Position the chain around the garage
door opener sprocket.
1.5 Attach the chain spreader to the garage
door opener with screws.
1.6 Guide the chain around the selected
groove in the chain spreader, to
engage either the 8-tooth or 6-tooth
sprocket.
NOTE:The 6-tooth sprocket is for use
with Carriage House Doors and the 8-
tooth sprocket is for use with regular
doors.
Lock
Nut
Washered Bolt
5/16"-18x1/2"
Hex Screws 8-32x1"
Washers
Chain Spreader6-Tooth
Sprocket
8-Tooth
Sprocket
Chain Spreader
Motor Unit Mounting Plate Motor Unit Mounting Plate
Assembly
1 Attach the rail to the garage door opener
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