Electrical Requirements - Chamberlain LiftMaster Elite Security+ 3800PC Owner's Manual

Installation
7

Electrical Requirements

To avoid installation diffi culties, do not run
the garage door opener at this time.
To reduce the risk of electric shock, your
garage door opener has a grounding type
plug with a third grounding pin. This plug
will only fi t into a grounding type outlet. If
the plug doesn't fi t into the outlet you have,
contact a qualifi ed electrician to install the
proper outlet.
RIGHT WRONG
PERMANENT WIRING CONNECTION
If permanent wiring is required by your local
code, refer to the following procedure.
To make a permanent connection through
the 7/8 inch hole in the back of the garage
door opener (according to local code):
1
Remove the garage door opener from
the torsion bar, remove cover screws
and set the cover aside.
2
Remove the attached green ground
terminal.
3
Cut black and white wires and strip
away 1/2 inch (1.3 cm) of insulation,
3 inch (7.6 cm) before spade
terminals.
Remove the power cord from the
4
garage door opener.
5 Install a 90° conduit or fl ex cable
adapter to the 7/8 inch hole. Reinstall
garage door opener to torsion bar.
6 Run wires through conduit, cut to
proper length and strip insulation.
7 Attach with wire nuts provided.
8
Properly secure wire under plastic ties
so that wire does not come in contact
with moving parts.
9 Reinstall the cover.
To avoid installation diffi culties, do not run
the garage door opener at this time.
To prevent possible SERIOUS INJURY or DEATH from electrocution or fi re:
• Be sure power is NOT connected to the opener, and disconnect power to circuit
BEFORE removing cover to establish permanent wiring connection.
• Garage door installation and wiring MUST be in compliance with ALL local electrical
and building codes.
• NEVER use an extension cord, 2-wire adapter or change plug in ANY way to make it
fi t outlet. Be sure the opener is grounded.
Flexible Conduit
Ground Tab
13
Green Wire
90˚ Connector
Back View
Green
Ground
Screw
Ground Wire
Black Wire
from power cord
White Wire
from power cord
Black Wire
White Wire