Chamberlain PD420 Garage Door Opener User Manual


 
6
Straight Door
Arm Section
Curved Door
Arm Section
Header Bracket
U
P
C
E
I
L
I
N
G
M
O
U
N
T
O
N
L
Y
Sprocket
Coupling
2-Conductor Bell Wire
White & White/Red
Header/Rail
Brackets
Remote Control
Transmitter Visor Clip
Trolley
Rail Support
Braces (4)
Hanging Brackets
Rail
Assembly
Door Bracket
Model 460-2K
Model 420 (1),
Model 420-2 (2)
SECURITY
®
3-Button
Remote Control
Multi-Function
Door Control Panel
L
O
C
K
LIGHT
SECURITY
®
Keyless Entry
Safety Labels
and
Literature
(2) Safety Reversing Sensors
(1 Sending Eye and 1 Receiving Eye)
with attached 2-Conductor
White & White/Black Bell Wire
Safety Reversing Sensor
Mounting Bracket (2)
SECURITY
®
Single Button
Remote Control
Model 460 (2)
Model 460-2K (2)
Motor Unit with a Light Lens
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