1. Produit terminéview
The Somfy LT50 550R2 RTS CMO is a robust tubular motor designed for various automated applications, such as operating blinds, shades, or projection screens. This motor features Radio Technology Somfy (RTS) for wireless control, a torque output of 50 Nm, and operates at 14 revolutions per minute on a 120V power supply. It is engineered for reliable and quiet performance.
Informations importantes sur la sécurité :
- Lisez attentivement toutes les instructions avant l'installation et l'utilisation.
- Installation must be performed by a qualified professional in accordance with all local electrical codes.
- Ensure power is disconnected before performing any installation, maintenance, or troubleshooting.
- Pendant le fonctionnement, tenez vos mains et vos vêtements amples à l'écart des pièces mobiles.
- Do not allow children to operate the motor or remote control.
2. Configuration et installation
This section outlines the general steps for installing the Somfy LT50 550R2 RTS CMO motor. Specific installation details may vary based on the application (e.g., type of shade or blind). Accessories such as the crown, drive, and mounting plate are not included with the motor and must be acquired separately to match your specific application.
2.1. Vérifications avant l'installation
- Vérifiez que les spécifications du moteur (voltage, torque, speed) are compatible with your application.
- Ensure the roller tube diameter is compatible with the motor's drive and crown.
- Confirm that the mounting brackets are suitable for the installation location and motor weight.
2.2. Motor Preparation
Attach the appropriate crown and drive wheel to the motor head. These components ensure proper engagement with the roller tube.

This image displays the drive head of the Somfy LT50 550R2 RTS CMO motor. The black plastic drive head features a central opening and multiple splines designed to engage with a crown and drive wheel, which are essential for transmitting torque to the roller tube. The blue metallic casing of the motor body is visible, partially covering the drive head.
2.3. Electrical Wiring (120V)
The motor operates on 120V AC. Connect the motor's power cord to a suitable power source through a junction box, following all local electrical codes. Ensure proper grounding. If you are unsure about electrical wiring, consult a licensed electrician.
- En direct (L) : Connect to the live wire of the 120V supply.
- Neutre (N) : Connect to the neutral wire of the 120V supply.
- Masse (GND): Connect to the ground wire of the 120V supply.
2.4. Installation du moteur
- Insert the motor, with the crown and drive attached, into the roller tube.
- Mount the roller tube assembly onto the pre-installed mounting brackets. Ensure the motor is securely seated and aligned.
- Connectez l'alimentation électrique au moteur.
2.5. Initial Programming and Limit Setting
Refer to your Somfy RTS remote control or control unit manual for specific instructions on pairing the motor and setting the upper and lower limits. This typically involves a series of button presses on the remote and a programming button on the motor (if available, or through power cycling).
3. Mode d'emploi
The Somfy LT50 550R2 RTS CMO motor is controlled wirelessly using a compatible Somfy RTS remote control or wall switch.
- Bouton HAUT : Press to move the application (e.g., blind) upwards.
- Bouton BAS : Press to move the application downwards.
- Bouton STOP/MON : Press to stop the application at any desired position. A long press on this button can often set a "my" favorite position, which can then be recalled with a short press.
Ensure the remote control batteries are functional and within range of the motor for reliable operation.
4. Entretien
The Somfy LT50 550R2 RTS CMO motor is designed for minimal maintenance. Regular checks can help ensure its longevity and optimal performance.
- Nettoyage: Keep the motor area free from dust and debris. Use a soft, dry cloth for cleaning. Do not use abrasive cleaners or solvents.
- Inspection: Periodically inspect the power cord for any signs of damage. Check that the motor is securely mounted and that the crown and drive are properly engaged with the roller tube.
- Obstructions: Ensure there are no obstructions in the path of the moving application.
No internal lubrication or servicing is required for the motor itself. Any repairs should be handled by authorized service personnel.
5. Dépannage
If you encounter issues with your Somfy LT50 550R2 RTS CMO motor, refer to the following common troubleshooting steps:
| Problème | Cause possible | Solution |
|---|---|---|
| Le moteur ne répond pas à la télécommande. |
|
|
| Le moteur tourne mais l'application ne bouge pas. |
|
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| Application stops before reaching limits. |
|
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If the problem persists after attempting these solutions, contact Somfy customer support or a qualified technician.
6. Spécifications
- Modèle: LT50 550R2 RTS CMO
- Code produit: 1051012
- Couple: 50 Nm (440 XNUMX po-lb)
- Vitesse: 14 tr/min
- Voltage: 120V
- Technologie: Technologie radio Somfy (RTS)
- Corde: Compris
- Accessoires: Crown, drive, mounting plate, etc., not included.
7. Informations sur la garantie
The Somfy LT50 550R2 RTS CMO motor comes with a Garantie de 5 ans from the date of purchase. This warranty covers defects in materials and workmanship under normal use. Please retain your proof of purchase for warranty claims. The warranty does not cover damage caused by improper installation, misuse, unauthorized repairs, or external factors.
8. Assistance
For technical assistance, troubleshooting beyond this manual, or warranty inquiries, please contact Somfy customer support. You can find contact information on the official Somfy websur le site ou auprès de votre revendeur agréé.
Ressources en ligne : Visit the official Somfy website for additional product documentation, FAQs, and support resources.





