Chamberlain C400 User Manual

Garage Opener Garage Opener
Contents
Preparation ..................................... 2–5
Assembly ...................................... 6–10
Installation ..................................11–28
Install the Door Control ............21–22
Install the Protector System® ....23–26
Power ......................................27–28
Adjustments .................................29–31
Operation .....................................32–37
Features .......................................33
Using your Garage Door Opener .....34
Using the Multi-Function
Control Panel ...........................34–35
Remote Control .............................36
Homelink® ...................................36
To Erase the Memory .....................37
To Open the Door Manually ...........37
Maintenance .....................................38
Troubleshooting ...........................39–40
Accessories ........................................ 41
Warranty ........................................... 42
Repair Parts .................................43–44
Owner’s Manual
C203 • C400 • C410
Chain Drive Garage Door
Opener
FOR RESIDENTIAL USE ONLY
PRE-PROGRAMMED REMOTE CONTROL
INCLUDED
www.chamberlain.com
www.mychamberlain.com
• 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 garage door opener are required to ensure
safe operation.
• The model number label is located on the front panel of your garage
door opener.
• This garage door opener is compatible with myQ® and
Security+b2.0® accessories.
• DO NOT install on a one-piece door if using devices or features
providing unattended close. Unattended devices and features are
to be used ONLY with sectional doors.
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Chamberlain C400 Specifications

General

Max Lift Power	1/2 HP
Security Features	Rolling Code Technology
Voltage	120V
Security	Rolling Code Technology
Type	Chain Drive
Power Source	AC
Connectivity	Wi-Fi
Battery Backup	No
Drive System	Chain Drive
Wireless Technology	Wi-Fi
Motor Type	AC
Remote Control	Included

Summary

Assembly

Assemble Rail and Install Trolley

Step-by-step guide to assembling the opener rail and trolley.

Fasten Rail to Motor Unit

Instructions for securely attaching the rail assembly to the motor unit.

Install Idler Pulley

Install the Chain

Detailed steps for routing and connecting the drive chain.

Tighten the Chain

Installation

Determine Header Bracket Location

Guidance on finding the correct mounting position for the header bracket.

Install Header Bracket

Instructions for securely mounting the header bracket to the wall or ceiling.

Attach Rail to Header Bracket

Position Garage Door Opener

Hang Garage Door Opener

Attach Emergency Release Rope

Install Door Bracket

Connect Door Arm to Trolley

Install Door Control

Wire Door Control to Opener

Install Protector System (Safety Sensors)

Steps for installing and aligning the safety reversing sensors.

Wire Safety Reversing Sensors

Guide for connecting the safety reversing sensor wires.

Connect Power

Options for connecting the garage door opener to electrical power.

Align Safety Reversing Sensors

Procedure for aligning the safety reversing sensor beam.

Adjustments

Program Travel Limits

Setting the open and close limits for the garage door.

Test Safety Reversal System

Verifying the door reverses correctly upon encountering an obstruction.

Test Protector System

Operation

Using Your Garage Door Opener

Multi-Function Control Panel

Remote Control and Keyless Entry

Open Door Manually

Troubleshooting

Diagnostic Chart

Identifies symptoms and solutions based on diagnostic codes.