LiftMaster HCTDCU HCTDCU Installation Manual - Page 8

Overview Of Typical Installation, Before

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INTRODUCTION OVERVIEW OF TYPICAL INSTALLATION Check the national and local building codes BEFORE installation. NOTE: One or more contact or non-contact external monitored entrapment protection systems shall be located where the risk of entrapment or obstruction exists at either the opening or closing direction. Care shall be exercised to reduce the risk of nuisance tripping, such as when a vehicle trips the sensor while the gate/door is still moving. Brackets (not provided) Flush Mount Operator Edge Sensor Make sure the gate opens and closes smoothly. Gate should stay in the open position when springs are properly balanced. Warning Sign Brackets (not provided) Flush Mount Operator Make sure the door opens and closes smoothly. Door should stay in the open position when springs are properly balanced. Photoelectric Sensors 8 Warning Sign

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8
INTRODUCTION
OVERVIEW OF TYPICAL INSTALLATION
Operator
Warning Sign
Warning Sign
Photoelectric Sensors
Edge Sensor
Check the national and local building codes
BEFORE
installation.
NOTE:
One or more contact or non-contact external monitored entrapment protection systems shall be located where the risk of entrapment or
obstruction exists at either the opening or closing direction. Care shall be exercised to reduce the risk of nuisance tripping, such as when a vehicle
trips the sensor while the gate/door is still moving.
Make sure the door opens and closes smoothly.
Door should stay in the open position when springs
are properly balanced.
Make sure the gate opens and closes smoothly.
Gate should stay in the open position when springs
are properly balanced.
Operator
Brackets (not provided)
Flush Mount
Flush Mount
Brackets (not provided)