Chamberlain Garage Door Opener PD210D User Manual

The Chamberlain Group, Inc.  
845 Larch Avenue  
Elmhurst, Illinois 60126-1196  
GARAGE DOOR OPENER  
ASSEMBLY/INSTALLATION MANUAL  
Please read this manual and the enclosed safety materials carefully!  
Fasten the manual near the garage door after installation.  
®
The door WILL NOT CLOSE unless the Protector System is connected  
and properly aligned.  
Periodic checks of the opener are required to ensure safe operation.  
The model number label is located under the light lens on the front panel of  
your opener.  
PD210D • PD212D  
248730  
PD610D • PD612D • 7920KD  
PD612KLD • 48930D  
There are two types of garage door openers pictured. Yours may appear slightly different.  
IMPORTANT SAFETY NOTES  
This garage door opener has been designed and tested to offer safe service provided it is installed, operated,  
maintained and tested in strict accordance with the instructions and warnings contained in this manual.  
When you see these Safety Symbols and Signal Words on  
the following pages, they will alert you to the possibility of  
serious injury or death if you do not comply with the  
warnings that accompany them. The hazard may come  
WARNING  
Mechanical  
from something mechanical or from electric shock. Read  
the warnings carefully.  
WARNING  
Electrical  
When you see this Signal Word on the following pages, it  
will alert you to the possibility of damage to your garage  
door and/or the garage door opener if you do not comply  
with the cautionary statements that accompany it. Read  
them carefully.  
CAUTION