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Step 14 wire the safety reversing sensors, Option a installation without pre-wiring, Installation – Chamberlain 248730 User Manual

Page 25: Option a

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24

Installation

STEP 14 Wire the Safety Reversing Sensors

If your garage already has wires installed for the safety reversing sensors, proceed to page 25.

HARDWARE

Insulated Staple
(Not Shown)

OPTION A

INSTALLATION WITHOUT PRE-WIRING

1. Run the wire from both sensors to the garage door opener. Attach the wire to the wall and

ceiling with the staples.

2. Strip 7/16 inch (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.

Staple

7/16" (11 mm)

WHITE

WHITE

GREY

RED

1

2

3

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