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LiftMaster LJ8950W Manuel D'utilisation page 4

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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.
2-Conductor Bell Wire
White and White/Red
Mounting Bracket (4)
Door Sprockets
Hardware
Tubular Spacer 1/2" (6)
Tubular Spacer 2" (3)
Cap Screw 1/4"-20 x 2" (1)
Nylock Lock Nut 1/4"-20 (1)
Hex Head Bolt 3/8"-16 x 4" (3)
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.
Door Operator
Safety Labels
and
Literature
Flat Washer 3/8" (3)
Serrated Flange Nut 5/16"-18 (3)
Carriage Bolt 1/4"-20 x 1/2" (2)
Self-Threading Screw #10-32 (8)
Rope (1)
Fastening hardware: Alternate fl oor
mounting of the safety reversing sensor
will require hardware not provided.
90˚ connector for cable conduit or fl ex
cable adapter: Required for permanent
wiring.
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
Handle (1)
Wing Nut 1/4"-20 (2)
Hex Drive Round Head Bolt 1/4"-20 x
1/2" (2)
Warning Tag for Release Handle (1)
Battery Backup (Model 485LM): Provides
backup power to the door operator.
4
Single Button Control
Station
12 Tooth Drive Sprocket
with Drive Chain
®

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