Floor Installation; Wire The Safety Reversing Sensors - LiftMaster 8587W Manual Del Usuario

Install the Protector System

FLOOR INSTALLATION

1. Measure the position of both sensor brackets so they will be the same distance from the wall
and unobstructed.
2. Attach the bracket to the floor with concrete anchors (not provided).
3. Slide the hex screw through the sensor.
4. Attach the sensor to the bracket with the wing nut. Make sure the lens is not obstructed by
the bracket.
Repeat the steps with the other sensor on the opposite side of the garage door. Both lenses must
face each other.
1
Door track
3
®
Inside
2
garage wall
Not
provided
4
Wingnut
6" (15 cm) max.

2 Wire the Safety Reversing Sensors

PRE-WIRED INSTALLATIONS: If your garage already has wires installed for the safety reversing
sensors, see page 22.
OPTION A - INSTALLATION WITHOUT PRE-WIRING
1. Run the wire from both sensors to the garage door opener. Attach with staples, but DO NOT
puncture the wire.
2. Separate the sensor wires and strip insulation from each end. Twist the two white wires
together. Then twist the two white/black wires together.
3. Using a screwdriver, push in the terminal tabs, and insert the white wires into the white
terminal. Insert the white/black wires into the grey terminal.
1
Staple
3
Wire channel
21
2
7/16" (11 mm)