Chamberlain HD175DM 1/2 HP Garage Door Opener User Manual


 
6
2-Conductor Bell Wire
White & White/Red
Lighted Door Control Button
with (2) screws 6ABx1-1/2"
Chain and Cable in
Dispensing Carton
Curved Door
Arm Section
Safety Labels
and
Literature
Straight Door
Arm Section
Hanging Brackets
Door 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)
Motor Unit with a Light Lens
Rail
Center/Back
Sections
Rail
Front (header)
Section
Header Bracket
Idler Pulley
Chain Spreader
Trolley
"U" Bracket
®
Your garage door opener is packaged in one carton
which contains the motor unit and all parts illustrated
below. Accessories will depend on the model purchased.
If anything is missing, carefully check the packing
material. PARTS MAY BE STUCK IN THE FOAM.
Hardware for assembly and installation is shown on the
next page. Save the carton and packing material until
installation and adjustment is complete.
Carton Inventory