Chamberlain Security+ 3900PLD - Manual (Page 5)

5
2-Conductor Bell Wire
White & White/Red
Safety Labels
and
Literature
Mounting Bracket
The Protector System ®
(2) Safety Reversing Sensors
(1 Sending Eye and 1 Receiving Eye)
with 2-Conductor White & White/Black
Bell Wire attached
Safety Sensor
Bracket (2)
Operator
Collar with Screws
Cable Tension
Monitor with 2-Conductor
Green/White Bell Wires
Single Button Control Station
Carton Inventory
Your door operator is packaged in one carton which
contains the motor unit and the parts illustrated below. Note that accessories will depend on the model
purchased. If anything is missing, carefully check the
packing material.
Hardware Inventory
INSTALLATION HARDWARE
Hex Screw #14-10x1-7/8" (4)
Screw #6x-1-1/4" (2)
Machine Screw #6x1" (2)
Carriage Bolt 1/4"-20x1/2" (2)
Wing Nut 1/4"-20 (2)
Pan Head Screw 1/4"-20x1/2" (2)
Hex Head Screw #8x1" (2)
Self Tapping Screw #10-32 (2)
Drywall Anchor (2)
Drywall Anchor (Screw-In) (2)
Handle
Rope
Insulated Staples (30)