Producto terminadoview
The Liftmaster 893LM is a 3-button remote control designed for operating LiftMaster, Chamberlain, and Craftsman garage door openers featuring Security+ 2.0 technology. This remote allows control of up to three separate garage door openers or myQ light accessories.

Image: The Liftmaster 893LM 3-Button Remote Control, showing its compact design and three distinct buttons.

Image: The remote control highlighting the Security+ 2.0 feature, which ensures a new, unique code is sent with every click for enhanced security.
Configuración y Programación
The 893LM remote control is designed for easy programming. It is compatible with LiftMaster, Chamberlain, and Craftsman garage door openers that utilize Security+ 2.0 technology.
Pasos de programación:
- Localice el botón Aprender: On your garage door opener motor unit, locate the 'Learn' button. This button is typically yellow, purple, red/orange, or green. Alternatively, some wall control panels may have a 'Learn' button.
- Activar el modo de aprendizaje: Press and immediately release the 'Learn' button on your garage door opener or wall control. The LED indicator on the opener will light up, indicating it is in learn mode. You have approximately 30 seconds to complete the next step.
- Presione el botón remoto: On your 893LM remote control, press and hold the button you wish to program.
- Confirmar programación: The garage door opener lights will flash, or you will hear two clicks, indicating successful programming. Release the remote control button.
- Operación de prueba: Presione el botón programado en su control remoto para probar su funcionamiento. La puerta del garaje debería activarse.
- Program Additional Buttons: Repeat these steps for any additional buttons you wish to program for other garage door openers or accessories.
If you encounter difficulties, refer to your garage door opener's specific manual for detailed programming instructions or contact LiftMaster support.

Image: The Liftmaster 893LM remote control, emphasizing its compatibility and programmable nature with various Security+ 2.0 operators.
Instrucciones de funcionamiento
The Liftmaster 893LM remote control features three buttons, allowing you to control up to three different devices. Each button can be programmed independently.
Usando el control remoto:
- Single Press Operation: To activate a programmed device (e.g., open or close a garage door), simply press the corresponding button on the remote control.
- Control de dispositivos múltiples: If you have programmed multiple devices, ensure you press the correct button for the desired action.
- Clip de visera: The remote includes a visor clip for convenient storage and access within your vehicle. Attach the clip to your car's sun visor.

Image: Close-up of the Liftmaster 893LM remote, showcasing its three distinct buttons for controlling multiple devices.
Mantenimiento
Un mantenimiento adecuado garantiza la longevidad y el funcionamiento confiable de su control remoto.
Reemplazo de batería:
- The remote control uses a CR2032 coin cell battery.
- When the remote's range decreases or the LED indicator does not light up when a button is pressed, it is time to replace the battery.
- To replace the battery, carefully open the remote control casing, typically by prying it open with a small flat-head screwdriver at the seam.
- Retire la batería vieja e inserte una nueva batería CR2032 con el lado positivo (+) hacia arriba.
- Ajusta la casinVuelva a colocarlos de forma segura.
Limpieza:
- Limpie el control remoto con un paño suave y seco.
- Avoid using harsh chemicals or abrasive cleaners, as these can damage the casing o componentes internos.
Solución de problemas
If your remote control is not functioning as expected, try the following troubleshooting steps:
- El control remoto no funciona:
- Compruebe la batería. Reemplácela si es necesario.
- Ensure the remote is properly programmed to your garage door opener. Re-attempt the programming steps if unsure.
- Verify that the garage door opener itself has power and is functioning correctly.
- Rango reducido:
- A weak battery is a common cause of reduced range. Replace the battery.
- Asegúrese de que no haya obstrucciones entre el control remoto y la antena del abridor de la puerta del garaje.
- Check for sources of interference, such as other electronic devices or metal objects.
- Interferencia:
- If the remote works intermittently, it might be experiencing interference. Try operating the remote from different locations or distances.
- Ensure no other remote controls or devices are transmitting on the same frequency.
If these steps do not resolve the issue, contact LiftMaster customer support for further assistance.
Presupuesto
| Marca | Maestro elevador |
| Número de modelo | 3983590 (also known as 893LM) |
| Color | Negro |
| Material | Plástico |
| Estilo | Moderno |
| Peso del artículo | 1.76 onzas |
| Compatibilidad con hogares inteligentes | Smart Home Compatible |
| Número de botones | 3 |
| Tipo de batería | Celda de moneda CR2032 |
Garantía y soporte
For warranty information, technical support, or to purchase replacement parts, please contact LiftMaster customer service directly. Refer to the packaging or the official LiftMaster webSitio para obtener los detalles de contacto y los términos de garantía más actualizados.