INSTALLATION STEP 3

Attach the Rail to the Header Bracket

Position the opener on the garage floor below the header bracket. Use packing material as a protective base. NOTE: If the door spring is in the way you'll need help. Have someone hold the opener securely on a temporary support to allow the rail to clear the spring.

Position the header/rail bracket against the header bracket.

Align the bracket holes and join with a clevis pin 5/16"x2-3/4" as shown. Spacer can be installed on either side of rail.

Insert a ring fastener to secure.

. Header Bracket

Ring Fastener

Rail

Header Bracket 0

k

\ _

Spacer

Clevis Pin

 

 

5/16"x2-3/4"

_ _--

_

Header/Rail

.......

Bracket

 

 

Rail

Garage

Door

Temporary

Support

Opener Carton or

HARDWARE SHOWN ACTUAL SIZE

Clevis Pin

 

 

5/16"x2-3/4"

Ring Fastener

Spacer

 

14

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Craftsman 139.53993D owner manual Attach the Rail to the Header Bracket

139.53993D specifications

The Craftsman 139.53993D is a top-tier garage door opener designed for efficiency, convenience, and durability. This model is part of Craftsman's renowned lineup, known for reliable home improvement products. With its advanced features and technology, this garage door opener offers users a blend of functionality and modern convenience.

One of the standout features of the Craftsman 139.53993D is its powerful motor. Equipped with a robust 1/2 horsepower motor, it delivers strong lifting power, making it suitable for handling standard residential garage doors with ease. This strength ensures a smooth and reliable operation, even for heavier doors.

The technology integrated into the Craftsman 139.53993D significantly enhances security. This model utilizes a rolling code technology that changes the code each time the remote is used, making it nearly impossible for intruders to gain access. The safety features extend to the presence of an infrared safety sensor, which detects any obstacles in the door’s path and reverses its direction, preventing accidents and injuries.

Convenience is a key characteristic of this garage door opener. The Craftsman 139.53993D is compatible with various remote controls, including a keypad entry, allowing for keyless entry. Additionally, the model includes an integrated Wi-Fi capability. This feature grants homeowners remote access via a mobile app, enabling them to monitor and control their garage door from anywhere, adding an extra layer of convenience.

Installation is user-friendly owing to its clear instructions and included components. Most users can set it up in a short timeframe without professional help. Furthermore, the design of the motor unit is compact, allowing for easy placement and ensuring that it does not take up excessive space in the garage.

Alongside its functionality, the Craftsman 139.53993D is built with durability in mind. It features all-steel construction, providing long-lasting reliability and strength, suitable for the demands of daily use. The quiet operation is another impressive feature, ensuring that the door opens and closes smoothly without causing disturbances.

In summary, the Craftsman 139.53993D garage door opener stands out with its powerful motor, advanced security features, convenient technology, and robust construction. It reflects Craftsman's commitment to quality and innovation in home improvement solutions, making it a dependable choice for homeowners seeking a reliable garage door opener.