Planning - Chamberlain LiftMaster SECURITY+ 3585S Owner's Manual

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.
Horizontal and vertical reinforcement
is needed for lightweight garage
doors (fi berglass, steel, aluminum,
door with glass panels, etc.).
See page 20 for details.
Header Wall
Safety
Reversing Sensor
ONE-PIECE DOOR WITHOUT TRACK
Header Wall
Gap between fl oor and bottom of door
Safety
must not exceed 1/4" (6 mm).
Reversing Sensor
Torsion
Spring
Vertical
Centerline
of Door
Gap between fl oor and
bottom of door must not
exceed 1/4" (6 mm).
Wall-mounted
Door Control
Safety
Reversing Sensor
FINISHED CEILING
Support bracket &
fastening hardware
is required.
See page 12.
Extension
Spring
OR
Access
Door
Safety
Reversing Sensor
FINISHED CEILING
Support bracket &
fastening hardware
is required.
See page 12.
ONE-PIECE DOOR WITH TRACK
Access
Door
Safety
Reversing
Sensor
4
Motor unit
Wall-mounted
Door Control
Motor unit
Safety
Reversing Sensor
Gap between fl oor and
bottom of door must not
exceed 1/4" (6 mm).
Access
Door