Assembly Step t

Assemble the Rail & Instaff the Troffey

To avoid installation difficulties, do not run the garage door opener until instructed to do so.

The front rail has a cut out "window"at the door end (see illustration), The hole above this window is

larger on the top of the rail than on the bottom A smaller hole 3-1/2" (8,,9 cm) away is close to the raft

edge Rotate the back raft so it has a similar hole close to the opposite edge, about 4-3/4" (12 cm) from the far end,

1 Remove the straight door arm and hanging bracket packaged inside the front rail and set aside for Installation Step 5 and 12 NOTE: To prevent INJURY while unpacking the rail carefully remove the straight door arm stored within the rail section,

2.Align the rail sections on a flat surface as shown and slide the tapered ends into the Iarger ones= Tabs along the side wilt lock into place

T0 prevent INJURYfrom pinching,keephandsand fingers awayfrom the joints while assemblingthe rail

3, Place the motor unit on packing material to protect the cover, and rest the back end of the rail on top For convenience, put a support under the front end of the rail

4.As a temporary trolley stop, insert a screwdriver intothe hole 10" (25 cm) away from the front of the rail, as shown,,

5.Check to be sure there are 4 plastic wear pads inside the inner trolley if they became loose during shipping, check all packing material, Snap them back into position as shown

6, Slide the trolley assembly along the rail from the back end to the screwdriver,

T_olIey

KEEP LARGER

HOLE ON TOP

FRONT RAIL
(TOP)	Back Rails
	(TO MOTOR UNIT)
	End

End

W_ndow

CubOul

Idler

Pufley-,_,Ylj

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 Assembly Step t, Assemble the Rail & Instaff the Troffey

Models: 139.53920D

ASSEMBLY STEP t

Assemble the Rail & Instaff the Troffey

139.53920D specifications