Power Wiring; Power Wiring Connections - Chamberlain GH Owner's Manual

To reduce the risk of SEVERE INJURY or DEATH:
• ANY maintenance to the operator or in the area near the
operator MUST NOT be performed until disconnecting the
electrical power and locking-out the power via the operator
power switch. Upon completion of maintenance the area
MUST be cleared and secured, at that time the unit may be
returned to service.
• Disconnect power at the fuse box BEFORE proceeding.
Operator MUST be properly grounded and connected in
accordance with local electrical codes. The operator should be
on a separate fused line of adequate capacity.

POWER WIRING CONNECTIONS

Remove the cover from the electrical enclosure. Inside this
enclosure you will find the wiring diagram(s) for your unit. Refer
to the diagram (glued on the inside of the cover) for all
connections described below. If this diagram is missing, call the
number on the back of this manual. NOTE: Do not install any
wiring or attempt to run this operator without consulting the
wiring diagram.
1. Be sure that the power supply is of the correct voltage, phase,
frequency, and amperage to supply the operator. Refer to the
operator nameplate on the cover.
2. Using the 1-1/16" dia conduit access knockout as shown below,
bring supply lines to the operator and connect wires to the
terminals indicated on the WIRING CONNECTIONS DIAGRAM.
NOTE: Do not turn power on until you have finished making all
power and control wiring connections and have completed the
limit switch adjustment procedure.
IMPORTANT NOTE: This unit must be properly grounded. Failure
to properly ground this unit could result in electric shock and
serious injury.
CONDUIT ACCESS
P O W E R W I R I N G
WARNING
AVERTISSEMENT
AVERTISSEMENT
ADVERTENCIA
ADVERTENCIA
1-1/16" Diameter knockout for
power wiring conduit access
(1 nearside)
7/8" Diameter knockout for
power wiring conduit access
(2 on end panel)
WARNING WARNING
• ALL electrical connections MUST be made by a qualified
individual.
• DO NOT install ANY wiring or attempt to run the operator
without consulting the wiring diagram. We recommend that
you install an optional reversing edge BEFORE proceeding
with the control station installation.
• ALL power wiring should be on a dedicated circuit and well
protected. The location of the power disconnect should be
visible and clearly labeled.
• ALL power and control wiring MUST be run in separate
conduit.
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