I SECTIONAL Door Installation I

Before you begin, survey your garage area to see whether any of the conditions below apply to your Installation.

Horizontal and vertical reinforcement

 

 

 

is needed for lightWeight garage doors

Slac_

in Chain

Tensmn

(fiberglass, steel, aluminum, door with grass panels, etc.).

is Normal

Whe_

See page 24 for details.

Garage

Door

is Closed

 

Header Wall

FINISHED CEIUNG Supao_ bracket &

is required. See page 17.

Floor must be ravel

across width of dOOr

Safety Reversing Sensor

Based on your particularrequirements, there are

several installationsteps which mightcall Ior materials and/or hardware not includedin the carton.

Step 1, page 12 - Look at the wall or ceilingabove the garage door. The header bracket mustbe securely fastened to structuralsupports.

Step 5, page 17 - Do you have a finished ceiling in your garage? If so, a supportbracket and additional fastening hardware may be required.

Safety reversing sensor, page 21 - Depending upon garage construction,wood blocks may need

to be fastened to mounting locationsbefore sensors are installed.

Step 10, page 22 - Alternate floor mounting of the safety reversing sensor will require hardware not provided.

Step 11, page 24 - Do you have a steel, aluminum, fiberglass or glass panel door? It so, horizontal and vedicel reinforcement is required.

Look at the garage door where it meets the lloor.

It must close on the floor all the way across. Other-wise, the safety reverse system may not work properly. See page 30. Floor or door should be repaired.

Extension Spring

 

 

Closed Position

 

BH_ea(_d: Bc:b_ e 3"rolley Rail Assembly

 

Cable Pulley]., I

 

L

 

o

_

Emergency

 

 

--

Release

 

 

 

Rope & Handle

 

s

 

 

 

Curved

 

........

 

Door _:_ "_

 

 

Heade_

Arm

 

 

Wall

Door Bracket

 

 

Garage

The opener can be installed within 2 feet of the left or right of the door center if there is a torsion spring or center bearing plate in the way of the header bracket or door bracket area. ff your door has extension spdngs, the opener must be installed

in the center of the door. See pages 12 and 24.

Do you have an access door in addition to the garage door? If not, Model 53702 Emergency Key Release is required. See page 38.

It your door is more than 7 feet high, see the longer rails available on page 38.

You may find it helpful to refer back to this page as you proceed with the installation of your opener.

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Craftsman 139.53660SRT1, 139.53834SRT3, 139.53646SRT2, 139.53648SRT2 owner manual Sectional Door Installation, Closed Position

139.53648SRT2, 139.53645SRT3, 139.53834SRT3, 139.53335SRT3, 139.53646SRT2 specifications

The Craftsman 139.53660SRT1, 139.53646SRT2, 139.53335SRT3, 139.53834SRT3, and 139.53645SRT3 are a series of advanced garage door openers designed for homeowners looking to enhance convenience, security, and functionality in their daily lives. Each model is equipped with cutting-edge technologies that streamline garage access while ensuring safety and durability.

One of the standout features across these models is the use of a powerful motor system, providing reliable performance for heavy garage doors. The motor's horsepower rating varies across the models, but all ensure consistent lifting strength and rapid opening and closing speeds, catering to different door weights and sizes.

In terms of security, these Craftsman models incorporate advanced encryption technologies, making unauthorized access nearly impossible. The security features include rolling code technology, which changes the access code each time the remote is used, thus preventing cloning and ensuring that only authorized users can operate the door.

These openers also prioritize ease of use. With their compatible smartphone app integration, users can remotely control and monitor their garage doors. Whether they are at home or away, users can receive notifications, check the status of their doors, and even open or close them at the touch of a button, adding an extra layer of convenience.

The installation process is also user-friendly, with many of these models featuring an easy-to-follow instruction manual. Homeowners can typically complete the installation themselves, saving time and money compared to hiring a professional. The durable construction of these openers ensures that they withstand the test of time, with many units equipped with weather-resistant materials that protect against rust and corrosion.

In addition to their functional features, the aesthetic designs of the Craftsman series are noteworthy. They fit seamlessly into a variety of garage styles, with a sleek finish that enhances overall garage appeal.

Overall, the Craftsman 139.53660SRT1, 139.53646SRT2, 139.53335SRT3, 139.53834SRT3, and 139.53645SRT3 garage door openers represent a blend of functionality, security, and user convenience. Homeowners seeking reliable, smart, and efficient solutions for managing their garage doors will find these models highly effective, offering peace of mind and ease of use in their everyday lives.