Aligning the Safety Reversing Sensors | Craftsman 139.3043 specification

Aligning the Safety Reversing Sensors (Continued)

IF THE AMBERLED ONTHE SENDINGSENSORIS NOT

GLOWING:

1.Makesure there is power to the garagedoor opener.

2.Makesure the sensor wire is not shorted/broken.

3.Makesure the sensor has beenwired correctly: white wires to white terminal and white/black wires to grey terminal.

IF THE GREENLED ON THE RECEIVINGSENSORIS NOT GLOWING:

1.Make sure the sensor wire is not shorted/broken.

2.Make sure the sensors are aligned.

ADJUSTMENT

Introduction

Your garage door opener is designed with electronic controls to makesetup and adjustments easy. The adjustments allow you to program where the door will stop in the open (UP) and close (DOWN) position. The electronic controls sensethe amount of force required to open and close the door. The force is adjusted automatically when you program the travel and cannot be changed.

NOTE:If anything interferes with the door's upward travel it will stop. If anything interferes with the door's downward travel, it will

reverse.

UP (Open)

DOWN (Close)

Without a properly installed safety reversal system, persons (particularly small children) could be SERIOUSLYINJUREDor KILLEDby a closing garage door.

•Incorrect adjustment of garagedoor travel limits will interfere with proper operation of safety reversalsystem.

•NEVERuse force adjustments to compensatefor a binding or sticking garagedoor.

•After ANY adjustments are made, the safety reversalsystem must betested. Door MUST reverse on contact with 1-1/2"

(3.8 cm) high object (or 2x4 laid flat) on floor.

To preventdamage to vehicles, be sure fully open door provides adequateclearance.

ONE-PIECEDOORSONLY

When setting the UP travel for a one-piece door ensure that the door does not slant backwardswhen fully open (UP). If the door is slanted backwardsthis will causeunnecessarybucking and/or jerking when the door is opening or closing.

CORRECT

INCORRECT

PROGRAMMINGBUTTONS

The programming buttons are located on the left side panel of the garagedoor opener and are used to program the travel.

PROGRAMMING BUTTONS

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139.3043 specifications

The Craftsman 139.3043 garage door opener stands out as a robust and reliable solution for homeowners looking to enhance the functionality and security of their garage spaces. This model is designed with the latest technologies and features, making it one of the preferred choices in the market.

One of the key features of the Craftsman 139.3043 is its powerful motor, which provides a smooth and quiet operation. With a lifting capacity that accommodates most standard residential garage doors, this opener ensures that users can operate their doors seamlessly without unnecessary noise. The blend of power and quiet functionality enhances the overall user experience, making it ideal for homes with bedrooms or living areas adjacent to the garage.

The opener also boasts a durable rail system, designed for easy installation and longevity. The straightforward design simplifies the installation process, enabling a typical DIY enthusiast to set it up without the need for professional assistance. Additionally, the sturdy construction of the rail system ensures that it can withstand the rigors of daily use.

Safety and security are paramount with the Craftsman 139.3043. It incorporates advanced safety features, such as the automatic reverse function, which prevents accidents by reversing the door's motion when an obstacle is detected. This feature adds peace of mind for families with children and pets. Furthermore, the built-in security technology includes a rolling code system that changes the access code each time the remote is used, thus protecting against potential unauthorized access.

The Craftsman 139.3043 is equipped with remote control capabilities, allowing users to open and close their garage doors from a distance. The remote is designed to be user-friendly, with buttons that are easy to operate. Additionally, many models include a smartphone app integration, empowering users to control their garage door via their mobile devices, providing convenience and modern accessibility.

Another notable characteristic is the vibrant LED lighting that illuminates the garage space when the door is in use. This not only enhances visibility but also contributes to the overall safety of the area, preventing accidents in dimly lit environments.

In summary, the Craftsman 139.3043 garage door opener combines power, ease of use, advanced safety features, and modern technology. Its reliable performance and user-friendly elements make it a top choice for homeowners seeking an effective solution to their garage door needs.

Craftsman 139.3043 owner manual Aligning the Safety Reversing Sensors, Programmingbuttons

Models: 139.3043