Craftsman 139.53664SRT2 Install the Trolley on the T-rail, Fasten the T-rail to the Opener

Page 9

Assembly Step 2

Install the Trolley on the T-rail

•As a temporary stop, insert a screwdriver into the hole in the front end of the T-rail.

•Slide the trolley assembly along the rail to the screwdriver stop.

If trolley hits against any nuts on the T-rail, the bolts and nuts were attached from the wrong side and must be repositioned. Review Step 1.

Hex Screw 5/16"-18x7/8"

Temporary Stop

Screwdriver

Assembly Step 3

I

Fasten the T-rail to the Opener

I

 

Place the opener on packing material to protect the cover. For convenience, put a support under the belt pulley bracket.

Remove the (2) 5/16"-18xl/2" washered screws mounted in the top of the opener.

Trolley

Stop Hole

\

.ock Washer

, _ 5/16"

/Nut

5/16"-18

•Insert a 5/16"-18x7/8" hex screw into the trolley

stop hole in the T-rail as shown. Tighten securely with a 5/16" lock washer and nut. This screw limits

trolley travel in the DOWN direction.

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.;.:.;.:.:.:. :.:.:.:.:.::+:._.:.:.:.:+:.:.:.:.:.:+:;p -.:<.+._:.:5+7... :_:_:_:_:_:_:_:9>_:_:+:_:_`_:_÷_¢_+_+;:_:_:_:_:_>:_>P_:_

To fasten rail, use only those screws mounted in the top of the opener. Any other screws will cause serious damage to the opener.

Washered Screw

Align the holes in the back section of the T-rail with the holes in the opener.

•Fasten the rail with the (2) washered screws previously removed. Tighten securely.

Remember to use only these screwsl Any other screws will cause serious damage to the opener.

•Insert a 5/16"-18x7/8" hex screw into the cover protection bolt hole in the T-rail as shown. Tighten securely with a 5/16" lock washer and nut.

NOTE: This screw prevents trolley over-travel. Keep a 2" minimum between the trolley and this screw when adjusting travel limits (see page 28).

Hardware Shown Actual Size

DHlilllilililill0

Hex Screw

NUt

Lock Washer

5/16"-18xl/2"

Hex Screw 5/16"-18x7/8 =

Cover

Protection

T-rail

(Sack Section)

5/16"

Nut

5/16"-18

Use Or#,

5/16"- 18x7/8"

5/16"

5/16"

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Page 8 Page 10
Contents CRRFTSMIiN MechanicalElectricaL Start by Reviewing these Important Safety Alert SymbolsYoull Need Tools Closed Position Otherwise, the safety reverse system may notIt must close on the floor all the way across Work properly. See page 30. Floor or door shouldOne-P ece Door without Track One-Piece Door with TrackHardw&faSlsenlguired Carton Inventory Safety Reversing Sensor Installation Hardware Installation HardwareAssembly Step Assembly Section Pages 8Assemble the T-rail Attach the Belt Pulley Bracket Hardware Shown Actual SizeFasten the T-rail to the Opener Install the Trolley on the T-railInstall the Belt Set Belt Tension PlaceCheck to make sure the belt is not twisted To attach the belt cap retainer Attach the Belt Cap Retainer#youneed to install the header bracket Installation Section Installation StepPages 12 Proceed to ,Example One-piece door without track Jamb hardwareFasten the Header Bracket to the Wall Install the Header BracketFasten the Header Bracket to the Ceiling DoorHardware Shown Actual SizeShown Actual Size Attach the T-rail Header BracketPosition the Opener Hang the Opener Opener could fall and injure someone if itIs not properly secured. Fasten the opener Install the Premium Control Console Install the lenses Install the Lights Lenses32 explains how to use the door control Install the lightsIf permanent wiring is required by your local Code, refer to the following procedureElectrical Requirements Facing the door from inside the garage Safety Reversing SystemSensors will face each other across the garage door Install the Safety Reversing SensorFinger tighten the lock nuts Alternate Floor MountTrouble Shooting Aligning the Safety SensorsBracket Hodzontal and vertical reinforcement Fasten Door BracketScrewsnot provided Hole Alignment Alternative Connect Door Arm to TrolleyAdjustment Procedures for One-Piece Doors Fasten the straight and curved door arm sectionsTogether to the longest possible length, with a 2 or Adjust the UP and Down Limits Adjustment Section Pages 28How and When to Adjust the Limits If the door does not close completelyAdjust the Force Adjustment StepHow and When to Adjust the Forces Test the Down close forceTest the Safety Reverse System Test The Safety Reversing SensorImportant safety check AdjustmentTo reduce the risk of severe MaintenanceInjury or death to persons Care of Your OpenerOperation of the Door Controls Operation of Your OpenerReceiver and Remote Control Programming If you have a Premium Control ConsoleIf you do not have a Premium Control Console Having a Problem? Probable Cause and SolutionSituation Probable Cause & Solution Repair Parts Rail Assembly PartsInstallation Parts Opener Assembly Parts Repair PartsAccessories For Sectional Doors On12If you do not have Premium Control Console Index Product Type Part Number Model Description 8OO-366-PART

139.53664SRT2 specifications

The Craftsman 139.53664SRT2 is a highly regarded garage door opener that combines reliability, advanced technology, and user-friendly features. Designed for residential use, this model stands out due to its robust functionality and ease of installation, making it a popular choice among homeowners.

One of the standout features of the Craftsman 139.53664SRT2 is its powerful motor. It boasts a 1/2 horsepower motor capable of lifting standard residential garage doors with ease. This strength means reliable performance even in adverse weather conditions, ensuring that your door operates smoothly and efficiently each time.

Another key technology in this model is the Smart Control system. The Craftsman 139.53664SRT2 allows users to operate their garage door remotely, thanks to its built-in Wi-Fi connectivity. By connecting to a smartphone app, homeowners can monitor and control their garage door from anywhere, providing added convenience and security. This feature also enables users to receive alerts and notifications, ensuring they are always informed about the status of their garage door.

Security is a top priority for the Craftsman brand, and the 139.53664SRT2 features advanced security measures, including rolling code technology. This technology generates a new access code each time the remote is used, effectively preventing unauthorized access and ensuring that your garage remains secure.

The installation of the Craftsman 139.53664SRT2 is straightforward, thanks to its user-friendly design and comprehensive instructions. Many users appreciate that it can be installed as a DIY project, saving on installation costs while providing the satisfaction of completing the task themselves. The system is compatible with most existing garage door systems, making it versatile for different setups.

In terms of noise level, the Craftsman 139.53664SRT2 operates quietly, allowing for a smooth opening and closing process without disturbing the household. This feature is particularly beneficial for those with living spaces above the garage.

Overall, the Craftsman 139.53664SRT2 is a dependable garage door opener that integrates modern technology, ensuring safety, convenience, and ease of use. Its powerful motor, Wi-Fi capability, and enhanced security features make it a valuable addition to any home.
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