Preparation; Safety Symbol And Signal Word Review; Unattended Operation - Chamberlain C253 Guide De L'utilisateur

Preparation

Safety Symbol and Signal Word Review

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.
Mechanical
Electrical
WARNING: This product can expose you to chemicals including lead, which are known to the State of
California to cause cancer or birth defects or other reproductive harm. For more information go to
www.P65Warnings.ca.gov

Unattended Operation

The Timer-to-Close (TTC) feature, the myQ ®
unattended close and are to be used ONLY with sectional doors. Any device or feature that allows the door to close
without being in the line of sight of the door is considered unattended close. The Timer-to-Close (TTC) feature, the
myQ ® App, and any other myQ ® devices are to be used ONLY with sectional doors.
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
from something mechanical or from electric shock. Read
the warnings carefully.
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.
App, and myQ ® Garage Door and Gate Monitor are examples of
The images throughout this manual are for reference only and your product may look different.
When you see this symbol, refer to the Installation Manual.
Go to chamberlain.com/belt-install to see installation videos.
®
myQ Serial Number
Write down the following information for future reference.
myQ Serial Number:
Product Serial Number:
Date of Purchase:
myQ serial number
2
Product serial number