Chamberlain SECURITY 3275C - Manuel (Page 2)

2
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.
INTRODUCTION
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
Introduction 2-5
Safety symbol and signal word review . . . . . . . . . . . . . . . . . . . . . 2
Preparing your garage door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Tools needed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Planning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Carton inventory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Installation hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Assembly 6-7
Attach the rail to the motor unit . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Attach the chain spreader . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Tighten the chain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Installation 7-22
Installation safety instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Determine the header bracket location . . . . . . . . . . . . . . . . . . . . . 8
Install the header bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Attach the rail to the header bracket . . . . . . . . . . . . . . . . . . . . . . 10
Position the opener. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Hang the opener . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Install the door control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Install the light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Attach the emergency release rope and handle . . . . . . . . . . . . . 14
Electrical requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Install the Protector System ® . . . . . . . . . . . . . . . . . . . . . . . . .16-18
Fasten the door bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19-20
Connect the door arm to the trolley . . . . . . . . . . . . . . . . . . . .21-22
Adjustment 23-25
Adjust the travel limits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Adjust the force . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Test the safety reversal system. . . . . . . . . . . . . . . . . . . . . . . . . . 25
Test the Protector System ® . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Operation 26-30
Operation safety instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Using your garage door opener . . . . . . . . . . . . . . . . . . . . . . . . . 26
Using the wall-mounted door control . . . . . . . . . . . . . . . . . . . . . 27
To open the door manually . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Care of your garage door opener . . . . . . . . . . . . . . . . . . . . . . . . 28
Having a problem? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Diagnostic chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Programming 31-32
To add or reprogram a hand-held remote control . . . . . . . . . . . 31
To erase all codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
3-Button remotes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
To add, reprogram or change
a Keyless Entry PIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Repair Parts 33-34
Rail assembly parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Installation parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Motor unit assembly parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Accessories 35
Repair Parts and Service 36
Warranty 36
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