Chamberlain C455 Owner's Manual page 4

Preparation
Carton Inventory
Save the carton and packing material until the installation and adjustment is complete. Instructions for
the accessories will be attached to the accessory and are not included in this manual. The images
throughout this manual are for reference only and your product may look different.
Model Power
C455 Med Lift Power System™
A. Header bracket
B. Pulley
C. Door bracket
D. Curved door arm
E. Straight door arm (Packaged inside front rail section)
F. Trolley
NOTE: Be sure to assemble the trolley before sliding onto rail.
G. Emergency release rope and handle
H. Rail (1 front and 4 center sections)
I. Hanging brackets (2) (Packaged inside the front rail section)
J. Garage door opener (motor unit)
K. Chain spreader with screws
L. "U" bracket
M. Chain
N. Door control
O. Remote control
®
P. The Protector System
Safety reversing sensors with 2 conductor white and white/black wire attached: Sending
Sensor (1), Receiving Sensor (1), and Safety Sensor Brackets (2)
NOT SHOWN
Wireless Keypad
White and red/white wire
Owner's manual
Hardware
Door Control Remote Control
Multi-Function 3-button (2)
A
Wireless Keypad
ü
4
B
F
C
D
E
G
P
M
N
H
K
L
I
J
O