Motor Unit Assembly Parts

I

19

1817

16

15

13

 

(Down)

LIMIT SWITCH

14

Brown Contact

ASSEMBLY

12

Grey

DriveWire

Gear

ContactContactWire

KEY

PART

 

 

KEY

PART

 

NO.

NO.

DESCRIPTION

NO.

NO.

DESCRIPTION

1

31D380

Sprocket cover

11

41D3058

Universal replacement motor &

2

41C4220A

Gear and sprocket assembly

 

 

bracket assembly

 

 

Complete

with: Spring washer,

 

 

Complete with: Motor, worm,

 

 

Thrust washer, Retaining ring,

 

 

bracket, bearing assembly,

 

 

Bearing plate, Roll pins (2),

 

 

RPM sensor

 

 

Drive gear and worm gear,

12

41D0328-4

Cover

 

 

Helical gear w/retainer and

13

41A2818

Helical gear & retainer w/grease

3

41A2817

grease

 

14

41D3452

Limit switch assembly

Drive/worm gear kit w/grease

 

 

 

 

 

Roll pins (2)

15

41C4398A

RPM sensor assembly

4

41 B4245

Line cord

 

16

41 C4246

Wire harness assembly w/plug

5

41A4352

End panel w/all labels

17

41A2826

Shaft bearing kit

6

175B88

Light socket

18

41A2822A

Interrupter cup assembly

7

108D58-2

Lens

 

19

41A4315-7E

Receiver logic board assembly

8

30B363

Capacitor

- 1/2 HP

20

41A3691

End panel

9

12A373

Capacitor

bracket

 

 

NOT SHOWN

10

41A3150

Terminal

block w/screws

 

41A2825

Opener assembly hardware kit

 

 

 

 

 

 

(includes screws not designated

by a number in illustration).

38

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Image 38
Sears 139.53971SRT, 139.53960SRT, 139.53968SRT owner manual Motor Unit Assembly Parts, 1817, Not Shown, Down, Limit Switch
Page 37 Page 39

139.53960SRT, 139.53968SRT, 139.53971SRT specifications

Sears 139.53971SRT, 139.53968SRT, and 139.53960SRT are a series of garage door openers that have gained recognition for their reliability and advanced features. These models represent a shift towards smarter technology in home automation, providing homeowners with increased convenience, security, and control over their garage doors.

One of the standout features of these models is their Smart Technology integration. Each unit is equipped with the ability to connect to Wi-Fi, allowing users to control their garage doors remotely through a smartphone app. This means that you can open or close your garage door from anywhere, check its status, and receive notifications if the door is left open for an extended period. This feature enhances home security by providing real-time updates, giving users peace of mind when they are away from home.

The 139.53971SRT model is designed with a powerful motor that ensures smooth and quiet operation, making it suitable for homes with bedrooms adjacent to the garage. It features a built-in battery backup system, which is crucial during power outages, providing peace of mind that your garage door can still be operated.

Meanwhile, the 139.53968SRT and 139.53960SRT models come with a range of safety features such as the security keypad and 3-button remote control, which allow multiple users to gain access without the need for a physical key. The Smart Technology also incorporates advanced encryption protocols that help prevent unauthorized access, ensuring the garage remains secure.

Additionally, all three models are designed for easy installation and come with a variety of installation accessories. Their adaptability makes them compatible with a wide range of garage doors, enhancing their appeal for different homeowners.

In terms of longevity, the garage door openers are built with high-quality materials, promising durability and a longer lifespan. They also feature a noise-dampening design that minimizes operational sound, making them an excellent choice for residential applications.

Overall, the Sears 139.53971SRT, 139.53968SRT, and 139.53960SRT garage door openers combine modern technology with user-friendly features to offer a secure, efficient, and convenient garage solution for today's smart homes. Their innovative approach addresses the traditional needs of homeowners while embracing new technological advancements, making them a relevant choice in today's market.
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