Manuals / Craftsman / Household Appliance / Garage Door Opener

Craftsman 139.3043 Aligningthe SafetyReversingSensors, Electrical Requirements, Option B

Models: 139.3043

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INSTALLATION STEP 13

Electrical Requirements

To avoid installationdifficulties, do not run the opener at this time.

To reduce the risk of electric shock, your garagedoor opener has a grounding type plug with a third grounding pin. This plug will only fit into a grounding type outlet. If the plug doesn'tfit into the outlet you have,contact a qualified electrician to install the proper outlet.

THEREARE TWO OPTIONSFORCONNECTINGPOWER:

TYPICALWIRING (OPTIONA)

1.Plug in the garage door opener into a grounded outlet.

2.DO NOTrun garagedoor opener at this time.

PERMANENTWIRING (OPTIONB)

If permanentwiring is required byyour local code, refer to the following procedure.To makea permanent connection through the 7/8" hole in the top of the motor unit (according to local code):

1.Be sure power is NOTconnected to the opener, and disconnect power to circuit.

2.Removethe garagedoor opener cover and set aside.

3.Removethe attached green ground terminal.

4.Cut black and white wires and strip away 1/2" (1 cm) of insulation, 3" (7.5 cm) before spade terminals.

5.Removethe power cord from opener.

6.Install a conduit or flex cable adapter to the 7/8" hole.

7.Run wires through conduit, cut to proper length and strip insulation.

8.Attach with wire nuts provided. Attach the ground wire to the green ground screw. The opener must be grounded.

9.Properly securewire under plastic ties so that wire does not come in contact with moving parts.

10.Reinstall the cover. DONOT run garage door opener at this time.

To prevent possible SERIOUSINJURYor DEATHfrom electrocution or fire:

•Besure power is NOTconnected to the opener, and disconnect power to circuit BEFOREremoving cover to establish permanentwiring connection.

•Garagedoor installation and wiring MUST be in compliance with ALL local electrical and building codes.

•NEVERuse an extension cord, 2-wire adapter,or change plug in ANY way to make it fit outlet. Besure the opener is grounded.

OptionA

RIGHTWRONG

Option B

PERMANENT WIRING CONNECTION

 

 

Ground Wire

Black

Ground Tab

Wire

 

 

Green Ground

 

Screw

WireNuts

INSTALLATION STEP 14

Aligningthe SafetyReversingSensors

The door will not close if the sensorshave not been installed

and aligned correctly.

When the light beam is obstructed or misaligned while the door is closing, the door will reverse andthe garagedoor opener lights will flash ten times. If the door is already open, it will not close.

1.Check to makesure the LEDsin both sensors are glowing steadily. The LEDsin both sensors will glow steadily if they are aligned and wired correctly.

The sensors can be aligned by loosening the wing nuts, aligning the sensors, andtightening the wing nuts.

.

0

the receiving sensor is in

_irect sunlight, switch it with /(

sending sensor so it is on the /

opposite

side of the door.

/f

Amber LED

Green LED

 

i

SENDING SENSOR

RECEIVINGSENSOR

 

 

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Craftsman 139.3043 Aligningthe SafetyReversingSensors, Electrical Requirements, Permanentwiring Optionb, Option B
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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.