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Chamberlain 1200 User Manual

Chamberlain 1200
40 pages
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TM
The Chamberlain Group, Inc.
A DUCHOSSOIS ENTERPRISE
845 Larch Avenue
Elmhurst, Illinois 60126
Garage Door Opener
Owner's Manual
(Model Series 1200)
For Residential Use Only
Model 1260 - 1/2HP
Model 1260-166 - 1/2HP
Model 1260-266 - 1/2HP
Model 1250 - 1/3HP
Model 1250-266 - 1/3HP
Model 1256 - 1/2HP
Model 1246 - 1/3HP
Model 1255 - 1/2HP
Model 1255-166 - 1/2HP
Model 1255-266 - 1/2HP
Model 1245 - 1/3HP
Model 1245-266 - 1/3HP
Model 1240 - 1/4HP
© ©
©
©
Complies with
UL 325
Regulations
effective
January 1, 1993.
®
Owner's Manual
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 and adjustment of the opener are required to ensure safe
operation.
The model number label is located on the front panel of your opener.

Table of Contents

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Do you have a question about the Chamberlain 1200 and is the answer not in the manual?

Chamberlain 1200 Specifications

General IconGeneral
TypeGarage Door Opener
Voltage120V
SecurityRolling Code
Max Door Height7 feet
Remote Control3-Button
WarrantyLifetime

Summary

Lift-Master Garage Door Opener Manual

Product Overview and Model Information

Introduces the manual, lists model series and intended use.

Installation Preparation

Required Tools and Materials

Lists necessary hand tools for the installation process.

Pre-Installation Safety Checks

Crucial safety steps like door balance and binding tests.

Sectional Door Installation Guide

Garage Area Survey and Requirements

Checking area, structural support, and clearances.

One-Piece Door Installation Guide

Garage Area Survey and Mounting

Checking area, mounting, and reinforcement for one-piece doors.

Opener Package Contents

Component Inventory and Identification

Lists and illustrates all parts included in the opener's packaging.

Installation Hardware Kits

Hardware Kit Details

Description of the main installation hardware kit.

Opener Assembly: Attaching T-rail

T-rail to Opener Attachment

Connecting the T-rail to the opener unit.

Opener Assembly: Chain and Sprocket

Attaching Chain and Sprocket Cover

Installing the chain and sprocket cover.

Opener Assembly: Chain Tightening

Securing the Chain Tension

Final chain tensioning and safety warnings.

Installation Step 1: Header Bracket Location

Determining Header Bracket Position

Finding the correct mounting spot for the header bracket.

Installation Step 2: Install Header Bracket

Mounting Header Bracket to Wall/Ceiling

Installing the bracket to the wall or ceiling.

Installation Step 3: Attach T-rail to Bracket

Connecting T-rail to Header Bracket

Connecting the T-rail to the mounted bracket.

Installation Step 4: Position the Opener

Placing the Opener Unit Correctly

Positioning the opener relative to the door.

Installation Step 5: Hang the Opener

Securing the Opener Assembly

Fastening the opener assembly to supports.

Installation Step 6: Install Door Control

Mounting and Wiring Door Control

Installing the wall control and making wiring connections.

Installation Steps 7 & 8: Lights and Manual Release

Installing Lights and Lenses

Adding the opener's light components.

Attaching Manual Release Rope and Handle

Connecting the manual release cord.

Installation Step 9: Electrical Requirements

Power Connection and Safety Compliance

Making power connections and ensuring electrical code compliance.

Safety Reversing Sensor Installation

Sensor Purpose and Mounting

Sensor function, bracket mounting, and initial placement.

Installation Step 10: Install Safety Sensor

Mounting Safety Sensor Components

Detailed steps for mounting sensors using hardware.

Safety Sensor Wiring and Alignment

Connecting Sensor Wires and Aligning Beam

Connecting sensor wires and ensuring proper beam alignment.

Installation Step 11: Fasten Door Bracket

Sectional Door Bracket Mounting

Attaching the door bracket to sectional doors.

One-Piece Door Bracket Mounting

Attaching Bracket to One-Piece Door

Attaching the door bracket to one-piece doors.

Installation Step 12: Connect Door Arm

Sectional Door Arm Assembly

Assembling and connecting the door arm for sectional doors.

One-Piece Door Arm and Limits

Connecting Arm and Initial Limit Setup

Connecting the arm for one-piece doors and initial travel limit setup.

Adjustment Step 1: Travel Limits

Adjusting Up and Down Travel Limits

Setting the up and down travel points for the opener.

Adjustment Step 2: Force Settings

Adjusting Opening and Closing Force

Setting the motor force for opening and closing the door.

Adjustment Steps 3 & 4: Safety System Tests

Testing Safety Reversing Sensor

Verifying the safety reversing sensor function.

Testing Safety Reverse System

Verifying the overall safety reverse system operation.

Safety, Care, and Maintenance

Important Safety Instructions

Critical safety rules for operating the opener.

Routine Opener Care and Maintenance

Guidelines for regular maintenance and care.

Operating Your Opener

Using Controls and Features

How to activate the opener and use its features.

Manual Release and Lockout Functions

Using manual disconnect and lockout features.

Remote Control Programming

Adding and Erasing Remote Codes

Step-by-step guide to program remotes to the opener.

Troubleshooting Common Problems

Diagnosing and Resolving Opener Issues

Identifying causes and solutions for common operational problems.

Replacement Parts Identification

Opener and Rail Assembly Parts

Lists and diagrams of available replacement parts.

Available Accessories

Accessory Descriptions and Uses

Overview of optional accessories for the opener.

Service, Parts Ordering, and Warranty

Contacting Service and Ordering Parts

Information for obtaining support and purchasing replacement parts.

Limited Warranty Information

Details of the product's warranty coverage.

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