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4
Planning
Identify the type and height of your garage door. Survey your garage area to see if any of the conditions below apply
to your installation. Additional materials may be required. You may fi nd it helpful to refer back to this page and the
accompanying illustrations as you proceed with the installation of your opener.
ONE-PIECE DOOR WITHOUT TRACK
SECTIONAL DOOR INSTALLATION
ONE-PIECE DOOR WITH TRACK
Header
Wall
FINISHED CEILING
Horizontal and vertical reinforcement
is needed for lightweight garage
doors (fi berglass, steel, aluminum,
door with glass panels, etc.).
See page 20 for details.
Support bracket &
fastening hardware is required.
See page 12.
Motor unit
Extension Spring
Slack in chain tension
is normal when garage
door is closed
Slack in chain
tension is normal
when garage
door is closed
Slack in chain tension is normal
when garage door is closed
Vertical
Centerline
of Garage Door
Wall-mounted
Door Control
Gap between fl oor and
bottom of door must not
exceed 1/4" (6 mm).
Torsion Spring
OR
Access
Door
Header Wall
OR
One-Piece Door-Extension Spring
Track
Door
Safety
Reversing
Sensor
Safety Reversing Sensor
Header
Wall
FINISHED CEILING
Support bracket &
fastening hardware
is required.
See page 12.
Motor unit
Wall-mounted
Door Control
Gap between fl oor and
bottom of door must
not exceed 1/4" (6 mm).
Gap between fl oor and
bottom of door must not
exceed 1/4" (6 mm).
Access
Door
Access
Door
Safety
Reversing
Sensor
Safety
Reversing Sensor
Safety Reversing
Sensor
Safety
Reversing Sensor