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Chamberlain Security+ 3112E FS2 User Manual

Chamberlain Security+ 3112E FS2
80 pages
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Owner’s Manual
Please read this manual and the enclosed safety materials carefully!
Fasten the manual near the garage door after installation.
Periodic checks of the opener are required to ensure safe operation.
The model number label is located on the front panel of your opener.
GARAGE DOOR OPENER
Models 3112E FS2 • 3122E FS2
For Residential Use Only

Table of Contents

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Chamberlain Security+ 3112E FS2 Specifications

General IconGeneral
TypeChain Drive
Frequency315 MHz
SecuritySecurity+ Rolling Code Technology
Drive TypeChain Drive
Horsepower1/2 HP
Remote Controls Included1
Security+ Rolling Code TechnologyYes
Battery BackupNo

Summary

Preparation and Tools

Assembly: T-Rail and Pulley Bracket

Assembly: Install Trolley

Assembly: Fasten T-Rail to Motor Unit

Assembly: Install Chain/Cable

Assembly: Tighten Chain and Cable

Important Installation Instructions

Safety Warnings for Installation

Critical safety warnings and general instructions before starting installation.

Installation: Header Bracket Location

Determine Header Bracket Location

Guides on finding the correct position for the header bracket installation.

Installation: Install Header Bracket

Install Header Bracket

Detailed steps for mounting the header bracket on the wall or ceiling.

Installation: Attach T-Rail to Header Bracket

Attach T-Rail to Header Bracket

Connects the assembled T-rail to the previously installed header bracket.

Installation: Position the Opener

Position the Opener

Guides on correctly positioning the opener unit relative to the door.

Installation: Hang the Opener

Hang the Opener

Instructions for securely hanging the opener unit using mounting brackets.

Installation: Door Control and Wiring

Install Door Control and Wiring

Steps for wiring and mounting the wall-mounted door control button.

Installation: Light and Emergency Release

Attach Emergency Release Rope and Handle

Guides on attaching the manual release rope and handle for safety.

Installation: Electrical Requirements

Electrical Requirements

Details on proper electrical connections, including grounding and permanent wiring.

Installation: Fasten Door Bracket

Fasten Door Bracket for Sectional Doors

Instructions for attaching the door bracket to sectional garage doors, including reinforcement.

Fasten Door Bracket for One-Piece Doors

Instructions for attaching the door bracket to one-piece garage doors.

Installation: Connect Door Arm

Adjustment: Travel Limits

Adjustment: Force Settings

Adjustment: Safety Reversal Test

Opener Operation

Opener Operation: Manual Control

Troubleshooting

Programming

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