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Chamberlain HD920EV User Manual

Chamberlain HD920EV
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25
Installation
STEP 14 Wire the Safety Reversing Sensors (continued)
OPTION B PRE-WIREDINSTALLATION
1. Cutthe end of the safetyreversing sensor wire, making sure there isenough wire to reach the
pre-installed wires from the wall.
2. Separate the safetyreversing sensor wires and strip 7/16 inch (11 mm) ofinsulation from each
end.Choose two of the pre-installed wires and strip 7/16 inch (11 mm) of insulation from each
end.Make sure that you choose the same color pre-installed wires for each sensor.
3. Connectthe pre-installed wires to the sensor wires with wire nuts making sure the colors
correspond for each sensor. For example, the white wire would connect to the yellow wire and
the white/blackwire would connectto the purple wire.
4. At the garage door opener, strip 7/16 inch (11 mm) ofinsulation from each end of the wires
previously chosen for the safetyreversing sensors. Twist the like-colored wires together.
5. Insert the wires connected to the white safety sensor wires to the white terminal on the garage
door opener. Insert the wires that are connected to the white/blacksafety sensor wires to the
greyterminal on the garage door opener.
Safety reversing
sensor wires
Pre-installed
wires
White
White/Black
Yellow (for example)
Purple (for example)
Not Provided
Pre-installed wires
Safety reversing
sensor wires
7/16" (11 mm)
Yellow
Purple
1
3
4
7/16"
(11 mm)
2
WHITE
WHITE
RED
GREY
Purple
(for
example)
Yellow
(for example)
To insert or remove the wires from
the terminal, push in the tab with a
screwdriver tip.
5

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Chamberlain HD920EV Specifications

General IconGeneral
BrandChamberlain
ModelHD920EV
CategoryGarage Door Opener
LanguageEnglish

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