Introduction
The Trane ComfortLink II XL1050 Smart Thermostat is an advanced replacement for the discontinued XL950, designed to seamlessly integrate with your home's HVAC system and smart home ecosystem. This thermostat provides comprehensive control over your home's temperature, energy usage, and comfort settings from any location. Featuring built-in Wi-Fi, Z-Wave bridge, and voice control capabilities via Amazon Alexa and Google Assistant, the XL1050 offers a modern and convenient living experience. It also includes features like built-in reminders for maintenance and optimal humidity level monitoring.
Key Features
- Advanced XL1050 control with Trane logo for seamless integration with Trane systems.
- Enables remote control and integration with over 200 Z-Wave home automation devices.
- Built-in reminders for filter replacements and regular maintenance to keep your system running efficiently.
- Monitors and maintains optimal humidity levels for increased comfort.
- Control your thermostat from anywhere using an Internet-enabled device, including computers, smartphones, and tablets.
- Replaces and supersedes models CNT06391, CNT-6391, ACONE950AC52ZAA, TZONE1050, and more.
- Also works with Trane models such as TZONE1050, TSTATNEXUXPROGRMTOUCH, CNT06390, and the TZONE950 series.
- Clear and responsive 7-inch color touchscreen display for easy navigation and access to all controls.
- Works with Amazon Alexa and Google Assistant for convenient voice-activated control.
- Customizable home screen and 1-Touch Presets (Home, Away, Sleep).
- 7-day programming, runtime history, weather forecasts, and alerts.
- Advanced air cycles, adjustable airflow, and diagnostics enhance functionality.
Product Visuals








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Setup and Installation
Proper installation is crucial for the optimal performance of your Trane XL1050 Smart Thermostat. It is recommended that installation be performed by a qualified HVAC professional. However, for those with experience, the following general guidelines apply:
- Power Off: Before beginning any installation, ensure that power to your HVAC system is completely turned off at the circuit breaker.
- Remove Old Thermostat: Carefully remove your existing thermostat from the wall. Note the wiring connections and label them if necessary.
- Mount Back Plate: Use the included anchors and screws to securely mount the XL1050's back plate to the wall. Ensure it is level.
- Wiring: Connect the 18-gauge color-coded thermostat cables to the appropriate terminals on the back plate. It is critical to ground all unused thermostat wires at the indoor unit chassis ground only. Avoid running thermostat wiring alongside HVAC or high-voltage wires to prevent potential interference and ensure proper operation.
- Attach Thermostat: Once wiring is complete, carefully attach the XL1050 thermostat unit to the mounted back plate.
- Power On: Restore power to your HVAC system at the circuit breaker.
- Initial Setup: Follow the on-screen prompts on the 7-inch touchscreen for initial setup, including Wi-Fi connection, date/time, and system configuration.
For detailed wiring diagrams and specific system configurations, please refer to the complete installation guide provided with your product.
Operating Instructions
The Trane XL1050 offers intuitive control through its touchscreen and smart home integration:
- Touchscreen Navigation: The 7-inch color touchscreen allows you to easily navigate through menus, adjust settings, and view system information. Tap icons to access different functions like temperature control, schedules, weather, and system info.
- Temperature Adjustment: On the main screen, use the up and down arrows to set your desired heating or cooling temperature.
- System Modes: Select your desired system mode (e.g., Heat, Cool, Auto, Off) from the main interface.
- Fan Modes: Choose between fan modes such as Auto, On, or Circulate to control continuous fan operation.
- Schedules & Presets: Access the "Schedules & Presets" menu to create custom 7-day programming schedules. Utilize 1-Touch Presets like "Home," "Away," and "Sleep" for quick adjustments to your comfort settings.
- Remote Control: Connect your thermostat to your home Wi-Fi network. Once connected, you can control your thermostat from anywhere using the compatible mobile application on your smartphone or tablet, or via a web browser on your computer.
- Voice Control: Integrate your XL1050 with Amazon Alexa or Google Assistant. Once linked, you can use voice commands to adjust temperature, change modes, and inquire about current settings.
- Humidity Control: If equipped with a humidity sensor, the thermostat will monitor and help maintain optimal humidity levels. Adjust settings in the "Humidity" menu.
- Zoning Control: For homes with zoning systems, the XL1050 allows precise temperature control for different areas, enhancing personalized comfort and energy efficiency.
Maintenance
Regular maintenance ensures the longevity and efficiency of your Trane XL1050 Smart Thermostat and your HVAC system:
- Cleaning: Gently wipe the touchscreen and exterior of the thermostat with a soft, damp cloth. Avoid abrasive cleaners or solvents that could damage the display or finish.
- Filter Reminders: The XL1050 features built-in reminders for filter replacements. Pay attention to these alerts and replace your HVAC system's air filters as recommended to maintain air quality and system efficiency.
- Regular Maintenance: The thermostat also provides reminders for regular system maintenance. Schedule professional HVAC check-ups annually to ensure your heating and cooling system is operating at peak performance.
- Software Updates: Ensure your thermostat's software is up-to-date to benefit from the latest features and performance improvements. Updates are typically managed through the connected app or Nexia portal.
Troubleshooting
If you encounter issues with your Trane XL1050 Smart Thermostat, consider the following common troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| Thermostat not powering on. | No power from HVAC system; loose wiring. | Check circuit breaker for HVAC system. Verify all wiring connections are secure at the thermostat and HVAC unit. |
| No Wi-Fi connection. | Incorrect Wi-Fi password; router issues; out of range. | Re-enter Wi-Fi password in settings. Restart your Wi-Fi router. Ensure thermostat is within range of your router. |
| Incorrect temperature readings. | Thermostat exposed to direct sunlight or drafts; sensor malfunction. | Ensure thermostat is not in direct sunlight or near heat sources/drafts. If problem persists, contact support. |
| System not responding to commands. | System mode incorrect; communication issue. | Verify the correct system mode (Heat, Cool, Auto) is selected. Check for any error messages on the display. Power cycle the HVAC system. |
For more complex issues or if troubleshooting steps do not resolve the problem, please consult the full user manual or contact Trane customer support.
Technical Specifications
| Attribute | Detail |
|---|---|
| Brand | Trane |
| Model Name | Trane XL-1050 |
| Product Dimensions | 3"D x 7.2"W x 4.5"H |
| Controller Type | Nexia, Google Assistant, Amazon Alexa, Touch |
| Special Feature | WiFi or Ethernet connectivity enables control via smartphone, tablet, or computer. It features a 7" color touchscreen, customizable home screen, and 1-Touch Presets (Home, Away, Sleep). With 7-day programming, runtime history, weather forecasts, and alerts, it offers convenience. Advanced air cycles, adjustable airflow, and diagnostics enhance functionality. The ComfortLink II XL1050 integrates Nexia for smart zoning and home automation., Temperature Display, Voice Control, Auto-Scheduling, Programmable |
| Color | Silver |
| Specific Uses For Product | Air Conditioner, Heat Pump, Furnace, Dehumidifier |
| Temperature Control Type | Cooling |
| Connectivity Technology | Wi-Fi |
| Included Components | Anchors, Manual, Back Plate |
| Voltage | 24 Volts |
| Material | Plastic |
| Shape | Rectangular |
| Display Type | LCD |
| Control Method | App, Touch, Voice |
| Connectivity Protocol | Wi-Fi, Z-Wave |
| Mounting Type | Wall Mount |
| Style | Modern |
| Manufacturer | Trane |
| Item Weight | 2 pounds |
| Date First Available | November 15, 2024 |
Warranty and Support
The Trane XL1050 ComfortLink Smart Thermostat is covered under the manufacturer's factory warranty. For specific details regarding warranty terms, duration, and coverage, please refer to the warranty documentation included with your product or visit the official Trane website.
For technical assistance, troubleshooting beyond the scope of this manual, or to inquire about service, please contact Trane customer support. Contact information can typically be found on the Trane official website or in your product's packaging.





