Liftmaster 66LM Wireless Garage Door Keypad

 


Model No: Liftmaster 66LM
Frequency: 390 Mhz
Includes: Battery, Screws, Instructions
Availability: 3rd Party
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Liftmaster Single Button Clicker
 

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Extended Description:

The Liftmaster model 66LM wireless remote is battery operated and requires no wiring. It features a backlit keypad for visibility in the dark. There is also a cover to protect the keypad the elements. The Liftmaster 66LM also protects your security with its billion code system that contains over 10,000 rotating codes for extra security. The keypad code is secured with up to 10,000 possible pin numbers. The PIN is easy to change. The garage door or gate will open when the four digit password is entered. Using the 66LM keypad, you can also stop and reverse your garage door or gate.

Compatibility:

Compatible with openers with white, grey, yellow, or green learn button (includes Liftmaster, Chamberlain, Sears Craftsman, Master Mechanic and Tru-Value)
Liftmaster: 51LM, 52LM, 53LM, 54LM, 61LM, 62LM, 63LM, 64LM and 81LM, 82LM, 83LM, 84LM, 412HM
Chamberlain: 50, 53, 54, 750CB, 753CB, 756CB, 850CB, 853CB
Sears:139.53225 139.53645 139.53225SR 139.53645SRT1 139.53225SRT 139.53645SRT3 139.53325 139.53646 139.53325SRT 139.53646SRT1 139.53335SRT1 139.53646SRT2 139.53425 139.53648 139.53425SRT 139.53648SRT1 139.53479 139.53648SRT2 139.53491 139.5365 139.53525 139.53650SRT 139.53525SRT 139.5366 139.536141SR 139.53660SRT 139.536151SR 139.53660SRT1 139.536181SR 139.53669 139.536191SR 139.53669SRT 139.536251SR 139.53678 139.53626 139.53678SRT 139.536261SR 139.53779 139.53627 139.53800 139.536271SR 139.53800SRT 139.53628 139.53824 139.53628SRT 139.53824SRT 139.53629 139.53834 139.53629SRT 139.53834SRT1 139.53635 139.53834SRT3 139.53635SRT 139.53879 139.53636 139.53915SRT 139.53636SRT 139.53927SRT 139.53637 139.53960SRT 139.53637SRT 139.53970 139.53638SRT 139.53970SRT 139.53640 139.53971 139.53640SRT 139.53971SRT 139.53641 139.53973 139.53641SRT 139.53973SRT

A Guide To Compatablility Finding the correct compatible remote can be confusing. The manufacturer of the Liftmaster 66LM (Chamberlain) also manufacters the same compatible remote under different brand names such as Sears Craftsman. Above is the list of remotes that are compatible with the Liftmaster 66LM. If you have a Sears Craftsman remote, you will find your model number on the logic board (circuit board) on the back of your garage door motor. The model number will follow "139.".


Quick Guide to Programming the Liftmaster 66LM

For more detailed instructions, please see the above instruction manual.

  1. Press the “learn” button on the motor unit. The indicator light will turn on for 30 seconds.
  2. Within 30 seconds, enter a four digit personal identification number (PIN) of your choice on the keypad. Then press and hold the ENTER button.
  3. Let go of the button when the motor light blinks. This means thet the remote now works with your garage door motor. If light bulbs are not installed, two clicks will be heard.

To Erase All Codes From Motor 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 that you wish to use.

 


We keep a large stock of all major brands of garage and gate products from all of the leading manufacturers. However, if you cannot find the door product that you are looking for, let us know at sales@tdsupplies.com and we will try our best to special order it for you. If you have questions about how to find the correct garage transmitter or part, we have a helpful Frequently Asked Question's page as well as free technical support on all products that we carry. We also have a growing collection of articles with safety information, helpful guides, and product information available in our Helpful Articles Section.

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