Manuals / Craftsman / Household Appliance / Garage Door Opener

Craftsman 139.3043 Connect Door Arm to Trolley, Sectionaldoorsonly, Hole alignment alternative

Models: 139.3043

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INSTALLATION STEP 9

Connect Door Arm to Trolley

 

Follow instructions which apply to your door type as illustrated

Figure 1

below and on the following page.

 

SECTIONALDOORSONLY

 

Make sure garagedoor is fully closed. Pull the emergency release

 

handle to disconnect the outer trolley from the inner trolley. Slide

 

the outer trolley back (awayfrom the pulley) about 8" (20 cm) as

 

shown in Figures 1, 2 and 3.

 

1.Fastenstraight door arm section to outer trolley with the 5/16"x1" clevis pin. Secure the connection with a ring fastener (Figure 1).

2.Fastencurved section to the door bracket in the same way, using the 5/16"x1-1/4" clevis pin.

IMPORTANT:Thegroove on the straight door arm MUST face away from the curved door arm (Figure 4).

3. Bring arm sections together. Find two pairs of holes that line up Figure 2 and join sections. Select holes as far apart as possible to

increase door arm rigidity (Figure 2).

Hole alignment alternative (Figure3):

•If holes in curved arm are above holes in straight arm, disconnect straight arm. Cut about 6" (15 cm) from the solid end. Reconnectto trolley with cut end down as shown.

•Bring arm sections together.

•Find two pairs of holes that line up and join with bolts, lock washers and nuts.

Pull the emergency releasehandle toward the opener at a 45° angle so that the trolley releasearm is horizontal. Trolley will re-engageautomatically when opener is operated during the adjustments.

Figure 3

HARDWARESHOWN ACTUALSIZE

0

Nut 5/16"-18

Lock Washer 5/16"

Ring Fastener

ol Figure 4

Clevis Pin

Clevis Pin

Hex Bolt

5/16"xl" (Trolley)

5/16"x1-1/4"(Door Bracket)

5/16"-18x7/8"

Pulley

i

cm) min. __.),,

Outer

Trolley

Clevis Pin 5/16"x1"

Emergency

- Release

Handle

Straight

DoorArm

Curved Door Arm

"Clevis Pin 5/16"x1-1/4"

Pulley

Bolts

Door Bracket

Pulley

/ !LS" (20 cm) rain. __U

Trolley f

Stop Bolt Lock

Washers _/11

5/16" /_! 11

Nuts / /_/ 11

Bol

"_

Cut this end

CORRECTINCORRECT

2O

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Craftsman 139.3043 Connect Door Arm to Trolley, Sectionaldoorsonly, Hole alignment alternative, Straight DoorArm
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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.