Chamberlain B970 B353 B353C B550 B550C B750 B750C B751C B970 B970C B1381 B1381 - Page 11

Electrical and Wiring 8 - Wire the Safety Reversing Sensors, To continue

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Electrical and Wiring For installation with pre-wiring, see Electrical and Wiring step 8 in the Installation Manual. 1 Electrical and Wiring 8 - Wire the Safety Reversing Sensors Without Pre-Wiring 1. Run the wire from both sensors to the garage door opener. Attach the wire to the wall and ceiling with staples. 2. Strip 7/16" (11 mm) of insulation from each set of wires. Separate the wires. Twist the white wires together. Twist the white/black wires together. 3. Insert the white wires into the white terminal on the garage door opener. Insert the white/black wires into the grey terminal on the garage door opener. To insert or remove the wires from the terminal, push in the tab with a screwdriver tip. To continue, go to Electrical and Wiring 10 in the Installation Manual 3 HARDWARE Insulated Staple (Not Shown) 2 Staple 7/16" (11 mm) RED WHITE WHITE GREY 11

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11
Electrical and Wiring
For installation with pre-wiring, see Electrical and Wiring step 8 in the Installation
Manual.
Electrical and Wiring 8 - Wire the Safety Reversing Sensors
Without Pre-Wiring
1.
Run the wire from both sensors to the garage door opener. Attach the wire to the wall and ceiling with
staples.
2.
Strip 7/16" (11 mm) of insulation from each set of wires. Separate the wires. Twist the white wires
together. Twist the white/black wires together.
3.
Insert the white wires into the white terminal on the garage door opener. Insert the white/black wires into
the grey terminal on the garage door opener. To insert or remove the wires from the terminal, push in the
tab with a screwdriver tip.
To continue, go to Electrical and Wiring 10 in the
Installation Manual
Staple
WHITE
WHITE
GREY
RED
1
2
3
HARDWARE
Insulated Staple (Not Shown)
7/16" (11 mm)