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Craftsman 139.53664SRT2 User Manual

Craftsman 139.53664SRT2
40 pages
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GARAGE DOOR OPENER
1/2 HP
Owners
Manual
Model No.
139.53664SRT2
For Residential Use
Only
Caution:
Read and follow all
safety rules and
operating instructions
before first use of this
product.
Fasten the manual
near the garage door
after installation.
Complies with UL 325
regulations effective
January 1, 1993
®
Safety Precautions
Assembly
Installation
Adjustment
Care and Maintenance
Operation
Troubleshooting
Parts List
®
Sears, Roebuck and Co., Hoffman Estates, IL 60179 U.S.A.
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Craftsman 139.53664SRT2 Specifications

General IconGeneral
TypeChain Drive
Horsepower1/2 HP
Voltage120V
Frequency60 Hz
Safety FeaturesManual Release
Remote Control2 remotes included
Warranty5 years
Max Door Height7 ft (extension kits available for 8 ft doors)

Summary

Introduction and Tools

Owner's Manual Overview

Introduction to the garage door opener manual and its model.

Required Tools for Installation

Lists essential hand tools needed for assembling and installing the garage door opener.

Garage Door Opener Assembly

Assemble T-rail and Belt Pulley Bracket

Connects T-rail sections and attaches the belt pulley bracket.

Install Trolley and Fasten T-rail to Opener

Mounts the trolley on the T-rail and secures the rail assembly to the opener motor.

Install and Tension the Belt

Guides the proper installation and tensioning of the drive belt.

Attach Belt Cap Retainer

Secures the belt cap retainer over the opener's drive sprocket.

Garage Door Opener Installation

Header Bracket and Rail Mounting

Steps for determining location and installing the header bracket and T-rail.

Opener Positioning and Console Installation

Covers hanging the opener, positioning it, and installing the wall control console.

Safety Systems and Door Connections

Installing lights, emergency release, electrical hookup, safety sensors, and door bracket.

Final Door Arm Attachment

Connects the door arm to the opener trolley for sectional doors.

Opener Adjustment and Safety Testing

Adjusting Travel Limits and Force

Setting travel limits and adjusting force for proper opener operation.

Testing Safety Reversing Systems

Verifying the functionality of safety sensors and the reverse system.

Opener Operation, Care, and Maintenance

Operating Your Garage Door Opener

Instructions on how to activate and use the opener's functions.

Opener Care and Maintenance Schedule

Guidelines for routine checks, cleaning, and lubrication of the opener.

Troubleshooting, Parts, and Support

Troubleshooting Common Opener Issues

Provides solutions for frequent problems like non-operation or door reversals.

Repair Parts, Accessories, and Warranty

Information on obtaining replacement parts, accessories, and warranty details.

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