LiftMaster LJ8900W LJ8900W Manual English French - Page 5

Carton Inventory, Hardware, Additional Items You May Need, Automatic door lock Model 841LM - installation manual

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Introduction Carton Inventory Your door operator is packaged in one carton which contains the motor unit and the parts illustrated below. If anything is missing, carefully check the packing material. Single Button Control Station Door Operator 2 Conductor Bell Wire White and White/Red The Protector System (2) Safety Reversing Sensors (1 Sending Sensor and 1 Receiving Sensor) with 2-Conductor White and White/Black Bell Wire attached Collar with Set Screws Cable Tension Monitor with 2-Conductor Green/White Bell Wires Hardware Screw #10-32 (2) Screw 14-10x2" (4) Handle Mounting Bracket Safety Reversing Sensor Bracket (2) Safety Labels and Literature Rope Screw 1/4"-20x1/2" (2) Carriage Bolt 1/4"-20x1/2" (2) Wing Nut 1/4"-20 (2) Additional Items You May Need Extension brackets (Model 041A5281-1) or wood blocks: Depending upon building construction, extension brackets or wood blocks may be needed to install the safety reversing sensor. Fastening hardware: Alternate floor mounting of the safety reversing sensor will require hardware not provided. 90˚ connector for cable conduit or flex cable adapter: Required for permanent wiring. Battery Backup (Model 485LM): Provides backup power to the door operator. Automatic door lock (Model 841LM): The automatic door lock is used to prevent the door from being manually opened once the door is fully closed. 5

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5
Carton Inventory
Introduction
2 Conductor Bell
Wire White and
White/Red
Door Operator
Cable Tension Monitor
with 2-Conductor
Green/White Bell Wires
Mounting
Bracket
Collar with
Set Screws
Safety Reversing
Sensor Bracket (2)
The Protector System (2) Safety
Reversing Sensors (1 Sending
Sensor and 1 Receiving Sensor)
with 2-Conductor White and
White/Black Bell Wire attached
Safety Labels
and Literature
Hardware
Your door operator is packaged in one carton which contains the motor unit and the parts illustrated below. If anything is missing,
carefully check the packing material.
Single Button
Control Station
Screw #10-32 (2)
Screw 14-10x2" (4)
Handle
Rope
Screw 1/4"-20x1/2" (2)
Carriage Bolt 1/4"-20x1/2" (2)
Wing Nut 1/4"-20 (2)
Additional Items You May Need
Extension brackets (Model 041A5281-1)
or wood blocks:
Depending upon building
construction, extension brackets or wood
blocks may be needed to install the safety
reversing sensor.
Fastening hardware:
Alternate floor
mounting of the safety reversing sensor
will require hardware not provided.
90˚ connector for cable conduit or flex
cable adapter:
Required for permanent
wiring.
Battery Backup (Model 485LM):
Provides
backup power to the door operator.
Automatic door lock (Model 841LM):
The
automatic door lock is used to prevent the
door from being manually opened once the
door is fully closed.