Assemble the door arm, Figure | Craftsman 139.53920D instruction

ALL ONE-PIECE DOORS

1.Assemble the door arm, Figure 4:

•Fasten the straight and curved door arm sections together to the longest possible length (with a 2 or 3 hole overlap)

•With the door closed, connect the straight door arm section to the door bracket with the

5/16"x1-1/4" clevis pin.

•Secure with a ring fastener.

2.Adjustment procedures, Figure 5:

•On one-piece doors, before connecting the door arm to the troBey,the travel limits must be adjusted. Limit adjustment screws are located on the left side panel as shown on page 27. Follow adjustment procedures below.

•Open door adjustment: decrease UP travel limit

-Turn the UP limit adjustment screw counter-clockwise 4 turns.

-Press the Door Control push button. The trolley witt travet to the fully open position

-Manually raise the door to the open position (parallel to the floor), and lift the door arm to the trolley The arm should touch the trolley just in back of the door arm connector hole. Refer to

the fully open trolley/door arm positions in the illustration.If the arm does not extend far

enough, adjust the limit further.. One full turn equals 2" (5 cm) of trolley travel

*Closed door adjustment: decrease DOWN travel limit

-Turn the DOWN limit adjustment screw clockwise 4 complete turns,

Figure 5

_nner Trolley

Door

_'_		Fas'_'er_er		Nots
_'__	"_"'9.._--_	_%-_._	Lock	5/;6"-18

Figure 4

DoorArm

-Press the Door Control push button The trolley wilf travel to the fully closed position

-Manually close the door and lift the door arm to the trolley. The arm should touch the trolley just ahead of the door arm connector hole Refer to

the fully closed trolley/door arm positions in the illustration If the arm is behind the connector

hole, adjust the limit further= One full turn equals 2" (5 cm) of trolley travel

3.Connect the door arm to the trolley:

-Close the door and join the curved arm to the connector hole in the trolley with the remaining clevis pin.. It may be necessary to ]ift the door slightfy to make the connection

o Secure with a ring fastener

o Run the opener through a complete travel cycle. If the door has a slight "backward" slant in full open position as shown in the illustration, decrease the UP limit until the door is paralle] to the floor

NOTE: When setting the up limit on the following page, the door should not have a "backward" slant when fully open as illustrated below A slight backward slant will cause unnecessary bucking and!or jerking operation as the door is being opened or closed from the fully open position

,_-- Emergeflcy Release Handle

Ouler Trotley

Correct Angle

	B ack'war_ Slant
Open Door	(Incorrect)

139.53920D specifications

The Craftsman 139.53920D is a versatile and robust garage door opener, designed to provide both convenience and security to homeowners. Known for its reliability and advanced features, this model stands out in the competitive market of garage door openers.

One of the key features of the Craftsman 139.53920D is its powerful motor. With a lifting capacity suitable for most standard garage doors, it boasts a 1/2 horsepower motor that delivers the strength necessary to open and close heavy garage doors effortlessly. This ensures a smooth and quiet operation, minimizing noise disruptions, which is especially valuable for homes with living spaces above or adjacent to the garage.

In terms of technology, the Craftsman 139.53920D incorporates a range of advanced features aimed at enhancing user experience. It comes equipped with Craftsman's proprietary Triband technology, which operates on three frequencies, providing increased range and improved signal reliability. This technology minimizes signal interference, ensuring that the opener responds quickly to your commands, whether you are close by or parked at the end of the driveway.

Safety is also a critical aspect of the Craftsman 139.53920D. The unit includes an automatic reverse feature that immediately stops and reverses the door's motion if it detects an obstacle in its path. This is vital in preventing accidents and ensuring the safety of children and pets. Additionally, the opener is compatible with the Security+ 2.0 system, which offers rolling code technology that changes the access code each time the remote is used, adding an extra layer of security against unauthorized access.

Installation of the Craftsman 139.53920D is user-friendly, with clear instructions provided and all necessary hardware included. The unit can accommodate various garage door styles, making it a flexible choice for different homeowners.

Furthermore, the Craftsman 139.53920D offers smartphone compatibility through the Craftsman smart app, allowing users to control their garage door from anywhere, receive real-time alerts, and even monitor the status of the door remotely. This feature makes it easier than ever to ensure that your garage is secure, even when you're not at home.

In summary, the Craftsman 139.53920D is an excellent choice for homeowners seeking reliability, advanced technology, and convenient features in a garage door opener. Its blend of power, safety mechanisms, and smart technology makes it a standout option for enhancing home security and convenience.

Craftsman 139.53920D owner manual Assemble the door arm, Figure, Adjustment procedures, Figure

Models: 139.53920D

1.Assemble the door arm, Figure 4:

2.Adjustment procedures, Figure 5:

3.Connect the door arm to the trolley:

139.53920D specifications