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FINISHED CEILI
NG
Support
bracket
& fastening
hard
ware is re
quired.
See page 12.
Slack in chain tension
is normal
when
garage door is closed.
Header
Wall
Safety Reversing
Sensor
Safety Reversing
Sensor
Gap between floor
and bottom of door
must not exceed 1/4" (6 mm)
Access
Door
Wall-mounted
Door Control
Motor Unit
ONE-PIECE DOOR WITHOUT TRACK
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 find it helpful to refer back to this page
and the accompanying illustrations as you proceed with the installation of your opener.
Access
Door
Safety
Reversing Sensor
Safety Reversing
Sensor
Slack in chain tension is normal when
garage door is closed.
Gap between floor
and bottom of door
must not exceed 1/4" (6 mm).
ONE-PIECE DOOR WITH TRACK
Safety Reversing Sensor
Support bracket &
fastening hardware
is required.
See page 12.
— — — — — — — —
Header Wall
FINISHED CEILING
Torsion
Spring
Extension
Spring
OR
Safety
Reversing
Sensor
Gap between floor
and bottom of door
must not exceed 1/4" (6 mm)
Access
Door
Wall-
mounted
Door
Control
Horizontal and vertical reinforcement
is needed for lightweight garage doors
(fiberglass, steel, aluminum, door with
glass panels, etc.). See page 19 for details.
Motor unit
Slack in chain tension
is normal when
garage door is closed
Vertical
Centerline of
Garage Door
SECTIONAL DOOR INSTALLATION