Chamberlain C2405C - Installation Tools and Materials; Required Tools for Installation; Additional Materials Needed

4
5/16
1/2
3/16
7/16
5/32
9/16
1/4
7/16
Wood Blocks
Extension Brackets – 041A5281-1
Support Brackets
Hardware x2 (each)
Preparation
Tools Needed
Lag screws x4 Lag screws x12
Additional Items You May Need:
Survey your garage are a to see if you will need any of the following items:
 (2)2X4 Pieces of wood : May beused to fasten the header bracket to the structural
supports. Also used to position the garage door opener during installation and for
testing the safety reversing sensors.
 Support bracket and fastening hardware: Must beused if you have a nished ceiling
in your garage.
 Extension brackets (Model 041A5281-1) or wood blocks: Depending upon garage
construction, extension brackets or wood blocks may be needed to install the safety
reversing sensor.
 Fastening hardware: Alternate oor mounting of the safety reversing sensor will
require hardware not provided.
 Doorre inforcement: Required if you have alight weight steel, aluminum, ber glass or
glass panel door.
 Rail extension kit: Required if your garage door is more than 7 feet (2.13 m) high.