Chamberlain 248730 - Manual (Page 4)

3
Carton Inventory
Your garage door opener is packaged in one carton which contains the motor unit and all parts
illustrated below. Accessories vary depending on the garage door opener model purchased. Depending
on your model, other accessories may be included with your garage door opener. Instructions for these
accessories will be attached to the accessory and are not included in this manual. If anything is missing,
carefully check the packing material. Hardware for assembly and installation is shown on the next page.
Save the carton and packing material until the installation and adjustment is complete. The images
throughout this manual are for reference only and your product may look different.
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 and cable
N. Door control (Door Control Button or Multi-Function 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)
Q. Keyless Entry (Depending on the model purchased)
NOT SHOWN
White and red/white wire
Owner's manual
N
A
B
C
H
K
J
I
D
E
F
G
L
M
P
OR
Models
LW2000,
HD200D
and
248730
All
Other
Models
OR
O Q
Models
PD210D (1)
PD212D (2)
LW2000 (1)
HD200D (1)
248730 (1) Models
PD610D (1)
PD612D (2)
HD400D (2)
LW3000 (2) Models
HD400D
LW3000
Preparation