LiftMaster ELITE Série Mode D'emploi page 18

Install the Protector System
1
Install the Safety Reversing Sensors
The safety reversing sensors can be attached to the door track, the wall, or the floor. If the door track will not support the sensor bracket a wall installation is recommended. Choose one of the following installations.
HARDWARE
Carriage Bolt
1/4"-20x1/2"
Wing Nut
1/4"-20
OPTION B
WALL INSTALLATION
If additional clearance is needed an extension bracket (not provided) or wood blocks can be used. Make sure each bracket has the same amount of clearance so they will align correctly.
1.1B
Position the sensor bracket against the
wall with the curved arms facing the
door. Make sure there is enough
clearance for the beam to be
unobstructed. Mark holes.
(not provided)
®
OPTION A
DOOR TRACK INSTALLATION
1.1A
Slide the curved arms of the sensor
bracket around the edge of the door
track. Snap into place so that the
sensor bracket is flush against the
track.
1.2B
Drill 3/16 inch pilot holes for each sensor
bracket and attach the sensor brackets
to the wall using lag screws (not
provided).
(not provided)
1.2A
Slide the carriage bolt into the slot on
each sensor.
Carriage Bolt
1/4" - 20 x 1/2"
1.3B
Slide the carriage bolt into the slot on
each sensor.
Carriage Bolt
Lens 1/4" - 20 x 1/2"
18
1.3A
Insert the bolt through the hole in the sensor
bracket and attach with the wing nut. The lenses
on both sensors should point toward each other.
Make sure the lens is not obstructed by the
sensor bracket.
Wing Nut
1/4" - 20
1.4B
Insert the bolt through the hole in the sensor
bracket and attach with the wing nut. The lenses
on both sensors should point toward each
other. Make sure the lens is not obstructed by
the sensor bracket.
Wing Nut
1/4" - 20