Planning - Chamberlain 3595C 3/4 HP 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 find it helpful to refer back to this page
and the accompanying illustrations as you proceed with
the installation of your opener.
SECTIONAL DOOR INSTALLATION
Horizontal and vertical reinforcement
is needed for lightweight garage doors
(fiberglass, steel, aluminum, door with
glass panels, etc.). See page 18 for details.
Header Wall
Safety Reversing Sensor
Slack in chain tension
is normal when
garage door is closed.
Torsion
Spring
Vertical
Centerline of
Garage Door
Safety Reversing
Gap between floor and
Sensor
bottom of door must
not exceed 1/4" (6 mm)
Without a properly working safety reversal system, persons
(particularly small children) could be SERIOUSLY INJURED or
KILLED by a closing garage door.
• The gap between the bottom of the garage door and the floor
MUST NOT exceed 1/4" (6 mm). Otherwise, the safety
reversal system may not work properly.
• The floor or the garage door MUST be repaired to eliminate
the gap.
FINISHED CEILING
Support bracket &
fastening hardware
is required.
See page 11.
Extension
Spring
OR
4
WARNING WARNING
CAUTION
Motor Unit
Access
Door
Wall-
mounted
Door
Control