139.53752 - Garage door opener Craftsman - Free user manual and instructions

Product Type	Garage Door Opener
Brand	Craftsman
Model	139.53752
Drive Type	Chain Drive
Motor Power	1/2 HP
Voltage	120V AC, 60 Hz
Lighting	Two 100W incandescent bulbs (max)
Safety Features	Auto-reverse, safety sensors (photo eyes)
Remote Controls	Includes 2 multi-function remotes
Wall Control	Yes, with lock and light control
Dimensions (Motor Unit)	12 x 8 x 5 inches (30.5 x 20.3 x 12.7 cm)
Weight (Motor Unit)	20 lbs (9.1 kg)
Max Door Weight	Up to 7 ft (2.1 m) door, 150 lbs (68 kg)
Noise Level	Moderate (chain drive)
Warranty	Limited lifetime on motor, 1 year on parts
Maintenance	Lubricate chain and steel rails annually
Cleaning	Wipe exterior with damp cloth; do not use solvents
Repairability	User-replaceable bulbs, remote batteries; contact professional for motor issues

Frequently Asked Questions - 139.53752 Craftsman

How do I program the remote control?

Press and release the 'Learn' button on the motor unit, then press the remote button within 30 seconds. The light will flash to confirm programming.

The door reverses before closing. What should I check?

This is often caused by misaligned safety sensors. Ensure both sensors face each other and are clean. The indicator lights on the sensors should be steady, not blinking.

How do I lubricate the chain drive?

Use a lithium-based grease or garage door opener lubricant. Apply sparingly to the chain and steel rails while the door operates. Avoid over-lubrication.

Can I use this opener with a garage door that has a torsion spring?

Yes, the Craftsman 139.53752 is compatible with standard torsion spring systems. Ensure the door is balanced properly before installation.

The remote works but the wall control doesn't. What's wrong?

Check the wall control wiring connections at the motor unit. Ensure the wires are securely fastened to the terminals. Also test the wall control by temporarily connecting it directly to the motor unit.

How do I change the light bulbs?

Unplug the opener, then remove the lens cover. Replace with standard A19 incandescent bulbs up to 100W each. Do not exceed 100W.

My garage door opener hums but the door won't move. What could cause this?

This likely indicates a stuck or broken chain, a seized motor, or a problem with the drive mechanism. Manually release the door and check for obstructions. If the motor hums with no movement, contact a technician.

How do I reset the opener to factory settings?

Press and hold the 'Learn' button on the motor unit for 6 seconds until the LED turns off. This clears all remote codes and the opener returns to default.

What type of battery does the remote use?

The remote typically uses a 12V A23 or 27A battery. Open the remote casing to see the exact model.

Is it safe to leave the garage door partially open?

It is not recommended to leave the door partially open as it may compromise security and the door's balance. The opener is designed to open fully or close fully. Use the vacation lock on the wall control to disable remote operation.

USER MANUAL 139.53752 Craftsman

The Security ^+ remote control works only with 315 MHz door openers and light controls having a purple "Learn" button and yellow indicator light.

Programming instructions are described and illustrated below. The additional push buttons can also activate other 315 MHz garage door openers and/or light controls. (Instructions for programming light products are included with those accessories.)

Remote Coding Instructions

1. Press and release the "learn" button on the motor unit. The learn indicator light will glow steadily for 30 seconds.

Hand inserting a device into a control panel (no text or symbols visible)

1. Within 30 seconds, press and hold the button on the hand-held remote.

1. Release the button when the motor unit light blinks. It has learned the code. If light bulbs are not installed, two clicks will be heard.

To Erase All Codes From Motor Unit Memory

To deactivate any unwanted remote, first erase all codes.

Press and hold the "learn" button on motor unit until the "learn" indicator light goes out (approximately 6 seconds). All previous codes are now erased. Reprogram each remote or keyless entry you wish to use.

Replacement parts:

Security+3-Function remote control housing only (No circuit board) 41A6140-1

Security ^+ Compact 3-Function remote control housing only (No circuit board) .....41A6139-1

3V2032 Lithium battery: 10A20

Visor clip: 29B134

Model 139.53753

Security+® 3-Function Remote Control

Model 139.53752

Security+® Compact 3-Function Remote Control

!

To prevent possible SERIOUS INJURY or DEATH from a moving gate or garage door:

• NEVER permit children to operate or play with door control push buttons or remote control transmitters.
• Activate gate or door ONLY when it can be seen clearly, is properly adjusted, and there are no obstructions to gate or door travel.
• ALWAYS keep gate or garage door in sight until completely closed. NEVER permit anyone to cross path of moving gate or garage door.

To Control the Motor Unit Lights (Premium Consoles Only)

With Security+° remote controls, a remote push button can be programmed to operate the motor unit lights without opening the door.

1. With the door closed, press and hold the remote button that you want to control the light.
2. Press and hold the Light button on the door control.
3. Press and hold the Lock button on the door control.
4. After the motor unit lights flash, release all buttons.
   Test by pressing the remote push button. The motor unit lights should turn on or off but the door should not move.

The Remote Control Batteries

!

To prevent possible SERIOUS INJURY or DEATH:
- NEVER allow small children near batteries.
- If battery is swallowed, immediately notify doctor.

The lithium battery should produce power for up to 5 years. To replace battery, use the visor clip or screwdriver blade to pry open the case as shown. Insert battery matching polarity instructions inside remote cover or on the printed circuit board.

Dispose of old battery properly.

NOTICE: To comply with FCC and or Industry Canada (IC) rules, adjustment or modifications of this receiver and/or transmitter are prohibited, except for changing the code setting or replacing the battery. THERE ARE NO OTHER USER SERVICEABLE PARTS.

Tested to Comply with FCC Standards FOR HOME OR OFFICE USE. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation

To order replacement parts call...

1-800-4-MY-HOME® (1-800-469-4663)

© 2006, Sears, Roebuck and Co./® Registered Trademark /™ Trademark /™ Service Mark of Sears, Roebuck and Co.
® Marca Registrada / ™Marca de Fábrica / ™Marca de Servicio de Sears, Roebuck and Co.

CRAFTSMAN®

Illustration of a hand holding a small electronic device next to a light bulb with radiating lines (no text or symbols)

© 2006, Sears, Roebuck and Co./® Registered Trademark /™ Trademark /™ Service Mark of Sears, Roebuck and Co.

© Marca Registrada / ™Marca de Fábrica / ™Marca de Servicio de Sears, Roebuck and Co.