4
Carton Inventory
Save the carton and packing material until the installation and adjustmentis complete.Instructions for
the accessories will be attached to the accessoryand are not included in this manual. The images
throughoutthismanual are for reference only and your product may look different.
Model Power Door Control Remote Control Wireless Keypad
B500 Med Lift Power System™ Multi-Function 1-button (2)
B503 Med Lift Power System™ Multi-Function 3-button (2)
B510 Med Lift Power System™ Multi-Function 3-button (2)
ü
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. Emergencyrelease rope and handle
H. Rail (1 frontand 4 center sections)
I. Hanging brackets (2)
(Packaged inside the frontrail section)
J. Garage door opener (motor unit)
K. Sprocket cover and screws
L. “U” bracket
M. Belt
N. Door control
O. Remote control
P. The Protector System
®
Safety reversing sensors with 2 conductor white and white/blackwire attached: Sending
Sensor (1),Receiving Sensor (1),and SafetySensor Brackets (2)
NOT SHOWN
WirelessKeypad
White and red/white wire
Owner's manual
Hardware
Preparation