WARNING
DISCONNECT POWER AT THE FUSE BOX BEFORE
PROCEEDING.
OPERATOR MUST BE PROPERLY GROUNDED AND
CONNECTED IN ACCORDANCE WITH LOCAL ELECTRICAL
CODES. NOTE: THE OPERATOR SHOULD BE ON A SEPARATE
FUSED LINE OF ADEQUATE CAPACITY.
ALL ELECTRICAL CONNECTIONS MUST BE MADE BY A
QUALIFIED ELECTRICIAN.
WARNING
TO AVOID DAMAGE TO DOOR AND OPERATOR, MAKE ALL
DOOR LOCKS INOPERATIVE. SECURE LOCK(S) IN "OPEN"
POSITION.
IF THE DOOR LOCK NEEDS TO REMAIN FUNCTIONAL,
INSTALL AN INTERLOCK SWITCH.
Before installing power wiring or control stations be sure to follow all specifications and warnings described
below. Failure to do so may result in severe injury to persons and/or damage to operator.
The operator electrical box is only to be accessed by trained “LIFTMASTER” technicians. If service is
required contact your local LIFTMASTER dealer.
Do not install any wiring or attempt to run the operator without consulting the wiring diagram. Install the
optional Reversing Edge before proceeding with the Control Station installation.
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. DO NOT INSTALL ANYWIRING OR
ATTEMPT TO RUN THIS OPERATOR WITHOUT CONSULTING THE WIRING DIAGRAM.
IMPORTANT SAFETY NOTES
INSTALL POWER WIRING & CONTROL STATION
WARNING
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 MAIN DISCONNECT SWITCH.
UPON COMPLETION OF MAINTENANCE THE AREA MUST BE
CLEARED AND SECURED, AT THAT TIME THE UNIT MAY BE
RETURNED TO SERVICE.
WARNING
INSTALL THE CONTROL STATION IN LINE OF SIGHT WITH
THE DOOR, BUT AWAY FROM THE DOOR AND ITS
HARDWARE. IF CONTROL STATION CANNOT BE INSTALLED
WHERE DOOR IS VISIBLE, OR IF ANY DEVICE OTHER THAN
THE CONTROL STATION IS USED TO ACTIVATE THE DOOR, A
REVERSING DEVICE MUST BE INSTALLED ON THE BOTTOM
OF THE DOOR. FAILURE TO INSTALL A REVERSING DEVICE
UNDER THESE CIRCUMSTANCES MAY RESULT IN SERIOUS
INJURY OR DEATH.
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