Craftsman 139.53646SRT2, 139.53834SRT3, 139.53648SRT2 One-piece door without track Jamb hardware

Page 13

Read the Safety instructions on page 12. They also apply to doors without tracks.

Header Wall

Vertical

Centedine

2x4

•Close the door and mark the inside vertical centerline of

your garage door. Extend the line onto the header wall above door.

If headroom clearance is minimal, you can install the header bracket on the ceiling. See page 14.

If you need to instal/the header bracket on a 2x4 (on wail or ceiling), use lag screws

(not provided) to securely fasten the 2x4 to structural

supports as shown.

Header Wall

Highest Point

of Travel

/

OPTIONAL CEILING MOUNT

FOR HEADER BRACKET

_/

Wall

of Travel

Header Highest Point

Door 1

Ii

Jamb

Hardware

One-piece door without track

jamb hardware

•Open your door to the highest point of travel as shown. Measure the distance from the top of the door to the floor. Subtract the actual height of the door. Add 8" to the remainder. (See Example).

Close the door and draw an intersecting horizontal line on the header wall at the determined height.

If the total number of inches exceeds the height available in your garage, use the maximum

height possible, or refer to page 14 for ceiling installation.

One-piece door without track

pivot hardware

EXAMPLE

 

Distance from top of door

 

(at highest point of travel) to floor

92"

Actual height of door

-88"

Remainder

4"

Add

+8"

Bracket height on header wall

12"

(Measure UP from top of CLOSED door.)

 

Proceed to Step 2, page 14.

13

Page 12 Page 14
Image 13
Page 12 Page 14
Contents Craftsman Start by reviewing these important safety alert symbols YoullNeed Tools Closed Position Sectional Door InstallationTO your Installation ONE-PIECE Door Installation One-PieceDoor Without TrackOne-Piece Door With Track Carton Inventory Wit w edT oSafety Reversing Sensor Installation Installation HardwareHardware Assemble the T-rail & Attach Cable Pulley Bracket Assembly Section Pages 8Operation,noiseand/or RightWrong Hardware Shown Actual SizeHardware Shown Install the Trolley on the T-railActual Size Fasten Raft to OpenerInstall the Chain/Cable Attach the Sprocket Cover Assembly StepMasterFigure Tighten the Chain & Cable Trolley before adjusting chainIF1 --L--Ji AbovethedoorIll One-piece door without track Pivot hardware One-piece door without track Jamb hardwareFasten the Header Bracket to the Wall Install the Header BracketFasten the Header Bracket to the Ceiling Attach the T-rail to the Header Bracket Sectional Door & ONE-PIECE Door with Track Position the OpenerHang the Opener L!LIDo not connect to live electrical wiring. Connect Install the Door ControlDoor Control Button Fasten securely with 6ABx1-1/2 screws Illllllllltllllllllllll32 explains how to use the door control Install the Light and the LensAttach the Emergency Release Rope and Handle Electrical Requirements Permanent Wiring ConnectionsRightWrong Facing the door from inside the garage Safety Reversing SystemRight sides of the door Finger tighten the lock nuts Install the Safety Reversing SensorShown Actual Size Alternate Wall MountTrouble Shooting Fasten Door Bracket IIIIIII!!11111!111II!!l!ll!!!lLllllllllllllllI!l!l!l SEC!ONA DoorS Oniy Connect Door Arm to TrolleyHole Alignment AlternativeOpen Door Adjustment Decrease UP limit Adjustment Procedures for One-PieceDoorsClosed Door Adjustment Decrease Down limit Assemble the Door ArmTo Adjust the Limits Adjustment Section Adjustment StepAdjust the UP and Down Limits Pages 28How and When to Adjust the ForceAdjust the Forces Test the Down close forceTest The Safety Reversing Sensor Adjustment StepTest the Safety Reverse System Must reverse on striking the obstructionTo reduce the risk of severe injury or death to persons MaintenanceCare of Your Opener ScheduleLockout position Operation of Your Opener53000SRT Series Garage Door Openers Receiver and Remote Control ProgrammingProbable Cause and Solution Having a Problem?Situation Probable Cause & Solution Having a Problem?Installation Parts Repair PartsWie \Fr Opener Assembly PartsAccessories Index For in-home major brand repair service For the repair or replacement parts you needGive the following information Product Type Part Number Model Number Part Description

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.
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