Chamberlain 7920KD Manuale Utente
18
Wall installation (optional)
Door
Track
Track
Attach with
concrete anchors
(not provided)
concrete anchors
(not provided)
Sensor Beam
No Higher
Than 6" (15 cm)
Above Floor
No Higher
Than 6" (15 cm)
Above Floor
Fasten 2x4 to
Wall with Lag
Screws (Not
Provided)
Wall with Lag
Screws (Not
Provided)
Lag Screws
(Not Provided)
(Not Provided)
Sensor Beam
No Higher
Than 6" (15 cm)
Above Floor
No Higher
Than 6" (15 cm)
Above Floor
Inside Garage Wall
Assemble Safety Reversing Sensors
Mount Brackets
Floor installation (optional)
Indicator
Light
Light
Lens
Sensor Beam
No Higher
Than 6" (15cm)
Above Floor
No Higher
Than 6" (15cm)
Above Floor
OR
Mount Brackets: Mounting Options
Garage door track installation (preferred)
C16
Wing Nut
C14
Carriage Bolt
ALL HARDWARE SHOWN ACTUAL SIZE
INSTALL THE PROTECTOR SYSTEM
®
A9
Extension Bracket
Inside
Garage
Wal
Garage
Wal
l
(Provided with
Extension Bracket)
Extension Bracket)
(Provided with
Extension Bracket)
Extension Bracket)
OR
Wall installation with Extension
Brackets (optional)
Brackets (optional)
Sensor Beam
No Higher Than
6" (15 cm)
Above Floor
No Higher Than
6" (15 cm)
Above Floor
1
2
2a
2c
2b
A10
Safety Sensor
Bracket
Bracket
A17
Safety Reversing
Sensor
Sensor
A17
Safety Reversing
Sensor
Sensor
C14
Carriage
Bolts
Bolts
C14
Wing Nut
Safety Reversing Sensors
MUST be aligned and no
higher than 6" (15 cm)
above floor
MUST be aligned and no
higher than 6" (15 cm)
above floor
Safety Reversing Sensors
MUST be aligned and no
higher than 6" (15 cm)
above floor
MUST be aligned and no
higher than 6" (15 cm)
above floor
NOTE: The safety reversing sensor must
be connected and aligned correctly before
the garage door opener will move in the
down direction.
be connected and aligned correctly before
the garage door opener will move in the
down direction.