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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,r
Depending on your requirements, there are several
installation steps which may call for materials or hardware
not included in the carton_
o installation Step 1 - Look at the wall or ceiling above
the garage door° The header bracket must be securely
fastened to structural supports
* Installation Step 5 - Do you have a finished ceiling in
your garage? If so, a support bracket and additional
fastening hardware may be required
- Installation Step 11 - Depending upon garage
construction, extension brackets or wood blocks may be
needed to instal! sensors
o installation Step 11 - Alternate floor mounting of the
safety reversing sensor will require hardware not
provided,
• Do you have an access door in addition to the garage
door? If not, Model 7702CB Emergency Key Release is
required See Accessories page
• Look at the garage door where it meets the floor Any
gap between the floor and the bottom of the door must
not exceed 1/4" (6 ram) Otherwise, the safety reversal
system may not work properly See Adjustment Step 3_
Floor or door should be repaired
SECTIONAL DOOR INSTALLATIONS
o Do you have a steel, aluminum, fiberglass or glass
panel door? If so, horizontal and vertical reinforcement
is required (installation Step 12),
o The opener should be installed above the center of the
door, If there is a torsion spring or center bearing plate
in the way of the header bracket, it may be installed
within 4 feet (1_2 m) to the left or right of the door
center See Installation Steps 1 and 12
• If your door is more than 7 feet (21 m) high, see rail
extension kits listed on Accessories page
SECTIONAL
DOOR INSTALLATION
Horizontal and vertical reinlorcement
is needed for ftghtwetght garage doors
(libergfass, steel, atuminum_ door with
glass panels, etc ) See page 24 for details,
Header Wall
OR
Torsion Spring
FINISHED CEILING
Support bracket &
fastening hardware
is required.
See page 16
Sensor
1
Vertica!
Centerline
o! Garage Door
Gap between floor
and bottom o! door
must not exceed 1/4" (6 mm)
Wallo
mounted
ODor
Conlrol
5
Safely
Reversing
Sensor
Access
Door
O
eader
rail
arage
_or
H_ader
Bracket Trolley
Bolt
Garage
Door
Spring
CLOSED POSITION
Trolley
Belt
Emergency Release
Rope & Handle
Curved
Door
Arm
Bracket
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