Care of Your Opener

LIMIT AND FORCE ADJUSTMENTS

THE REMOTE CONTROL BATTERY

Weather conditions may cause some minor

changes in door operation requiring some re-adjustments, particularly during the

FORCE CONTROLS

To prevent possible SERIOUSINJURYor DEATH:

•NEVERallow small children near batteries.

•If battery is swallowed, immediately notify doctor.

first year of operation.

LIMIT CONTROLS

The lithium battery should produce power for up to

3-FUNCTION

Pages 28 and 29 refer to the limit and force

adjustments. Only a screwdriver is required.

Follow the instructions carefully.

Repeat the safety reverse test (page 30) after any adjustment of limits or force.

MAINTENANCE SCHEDULE

5 years. To replace battery, use the visor clip or screwdriver blade to pry open the case as shown. Insert battery positive side up.

Dispose of old battery properly.

Open this end first to avoid

cracking

Once a Month

•Manually operate door. If it is unbalanced or binding, call a trained door systems technician.

•Check to be sure door opens & closes fully. Adjust limits and/or force if necessary. (See pages 28 and 29.)

•Repeat the safety reverse test. Make any necessary adjustments. (See Adjustment Step 3.)

Twice a Year

•Check chain tension. Disconnect trolley first. Adjust if necessary (See page 11).

Once a Year

•Oil door rollers, bearings and hinges. The opener does not require additional lubrication. Do not grease the door tracks.

NOTICE: To comply with Fog and or Industry Canada (IC) rules, adjustment or modifications of this [eceiver and/or transmitter are prohibited, except for changingthe code setting or replacingthe battery THEREARENOOTHERUSERSERVICEABLEPARTS.

Testedto Complywith FCCStandardsFORHOMEOR OffiCE USE Operationis subject to the following two conditions: (1) this device may not cause harmful interference, and

(2)this devicemust acceptanyinterference_eceived,includinginterferencethat maycause undesiredoperation

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Sears 139.53962SRT1, 139.53975SRT1 owner manual Care of Your Opener, Once a Month, Twice a Year, Once a Year
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139.53975SRT1, 139.53962SRT1 specifications

The Sears 139.53962SRT1 and 139.53975SRT1 are two sophisticated garage door opener models that have gained significant attention for their innovative features and technologies. These devices represent the cutting edge of convenience and security in residential garage systems.

One of the standout features of both models is the integrated MyQ technology. This allows users to control their garage doors remotely using a smartphone app, ensuring seamless access even when they are away from home. Whether you’re on vacation or simply running errands, the ability to monitor and control your garage door from anywhere adds an unmatched level of convenience and peace of mind.

Both the 139.53962SRT1 and 139.53975SRT1 come equipped with a powerful ¾ HP motor. This robust motor provides sufficient lifting power for standard-sized garage doors, ensuring efficient and reliable operation. The powerful motor is designed to handle heavy doors with ease, making it a suitable choice for a variety of residential applications.

Safety is a critical aspect of garage door systems, and these models excel in this area. They feature advanced safety sensors that detect obstructions in the door’s path. This means that if something is in the way as the garage door closes, it will automatically reverse, preventing potential accidents and injuries.

In addition to safety sensors, both models are equipped with rolling code technology. This system enhances security by changing the access code every time the remote is used, preventing unauthorized access and potential break-ins.

Another noteworthy characteristic of these garage door openers is their quiet operation. Thanks to a specially designed belt drive system, both models minimize noise during operation, making them ideal for homes with living spaces situated above the garage.

Installation is made simpler with the inclusion of detailed instructions and user-friendly components, allowing most homeowners to set up the system with minimal hassle.

Overall, the Sears 139.53962SRT1 and 139.53975SRT1 garage door openers combine powerful performance with advanced technology, safety features, and ease of use, making them top choices for anyone looking to upgrade their garage door system.
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