1
Sprocket / Coupling Cogs
Rail Bottom
(Facing Upwards)
IMPORTANT:
THE MOTOR SHAFT ON THE OPENER
MUST BE FULLY INSERTED IN THE BELT PULLEY OR
CHAIN SPROCKET AND RAIL MOUNTING BOLTS
FULLY TIGHTENED BEFORE POWERING UP THE
OPENER. FAILURE TO DO SO MAY RESULT IN
DAMAGE TO THE OPENER OR RAIL ASSEMBLY.
Place opener on floor with motor shaft facing up
and light sockets toward garage door. Use card
-
board or other soft material under opener to
prevent damage to the housing.
Lay rail on floor next to opener with drive pulley/
sprocket support facing up and located near
opener.
Place opposite end of rail (door side) on temporary
support approximately 6 inches in height.
Disconnect Trolley from belt/chain by moving latch
lever down. Slide Trolley toward end of rail
opposite opener. Belt/Chain Connector should be
near the middle of the rail. If it is not move it back
toward middle of rail. Once opener is attached
belt/chain cannot be moved manually.
Remove temporary bolt and nut from opener side
of rail. Lift opener end of rail and slide drive
pulley/sprocket onto motor shaft. Pulley/sprocket
may need to be moved slightly to engage splines.
This can be done by moving belt /chain or rotating
opener slightly.
When rail is fully seated the motor shaft should be
visible in top bushing of drive pulley/sprocket
and rail will be resting on opener top plate. Insert
four 1/4-20 x 1/2 inch hex flange head bolts through
rail and drive pulley/sprocket support and into
threaded holes in opener top plate. The opener may
need to be rotated slightly to get holes to line up.
Using a 3/8 inch socket tighten bolts securely.
IMPORTANT:
DO NOT PLUG OPENER POWER
CORD INTO ELECTRICAL OUTLET UNTIL OPENER IS
FULLY INSTALLED AND YOU ARE INSTRUCTED TO
DO SO IN THIS MANUAL
1/4” - 20 x 1/2”
Hex Head Bolts
Opener
Notches
Tools Required – 3/8” & 7/16” Sockets, Ratchet
Wrench
7
Attaching Opener to Rail
