Honeywell Aube TH114-AF-024T Non-Programmable 24V Floor Heat Thermostat User Manual

1. Introduction

This manual provides detailed instructions for the installation, operation, and maintenance of the Honeywell Aube TH114-AF-024T Non-Programmable 24V Floor Heat Thermostat. This device is designed to control radiant floor heating systems operating on a 24-volt power supply. Please read this manual thoroughly before installation and use to ensure proper function and safety.

2. Safety Information

• Electrical Hazard: Installation must be performed by a qualified electrician in accordance with local electrical codes.
• Power Disconnection: Always disconnect power to the heating system at the main service panel before installing or servicing the thermostat.
• Voltage Compatibility: This thermostat is designed for 24V systems only. Connecting it to a higher voltage system will damage the unit and may pose a fire hazard.
• Sensor Wire Verification: The sensor wire must be verified before and after installation for temperatures between 20 to 30 °C (68 °F to 86 °F) to ensure accurate temperature readings.

3. Product Overview

The Aube TH114-AF-024T is a non-programmable thermostat featuring a clear LCD display and intuitive push-button controls for manual temperature adjustment. It is specifically designed for radiant floor heating applications.

Image 1: The Aube TH114-AF-024T thermostat, its product packaging, and the included owner's guide. The thermostat is white with a grey LCD screen and control buttons. The packaging indicates it is a non-programmable thermostat for 24V systems.

Key Features:

• Non-programmable operation for straightforward temperature control.
• Large LCD display with backlight for easy readability.
• Push-button interface for manual temperature adjustments.
• Designed for 24V radiant floor heating systems.

4. Installation

Professional installation is highly recommended for this device to ensure correct wiring and safe operation. The thermostat is designed for floor mounting.

Installation Steps:

1. Power Off: Turn off power to the heating system at the circuit breaker.
2. Mounting: Securely mount the thermostat to the wall in a suitable location, away from direct sunlight, drafts, or heat sources.
3. Wiring: Connect the 24V power supply wires and the floor sensor wires to the appropriate terminals on the thermostat. Refer to the wiring diagram provided with the product packaging for specific connections.
4. Sensor Verification: Ensure the floor sensor wire is correctly installed and functioning within the specified temperature range (20-30 °C / 68-86 °F).
5. Secure Cover: Attach the thermostat cover securely.
6. Power On: Restore power to the heating system at the circuit breaker.

5. Operation

The Aube TH114-AF-024T thermostat offers simple, manual control over your floor heating system.

Controls:

• Up/Down Arrows: Use these buttons to increase or decrease the desired floor temperature.
• Standby/On Button: Toggles the heating system between active (On) and inactive (Standby) modes.
• Backlight Button (Lightbulb Icon): Activates the LCD backlight for improved visibility in low-light conditions. The backlight will typically turn off automatically after a short period of inactivity.

Setting the Temperature:

Press the Up or Down arrow buttons to adjust the setpoint temperature. The display will show the current setpoint, and the system will work to maintain this temperature.

6. Maintenance

The Aube TH114-AF-024T thermostat requires minimal maintenance.

• Cleaning: Wipe the thermostat's exterior with a soft, damp cloth. Do not use abrasive cleaners or solvents.
• No Batteries: This thermostat does not require batteries for operation.

7. Troubleshooting

If you experience issues with your thermostat, refer to the following common troubleshooting steps:

• No Display/No Power: Check the circuit breaker for the heating system. Ensure all wiring connections are secure.
• Incorrect Temperature Reading: Verify the floor sensor is properly installed and not damaged. Ensure the thermostat is not exposed to external heat sources or drafts.
• Heating System Not Responding: Confirm the thermostat is in "On" mode and the setpoint temperature is higher than the ambient temperature. Check the heating system's power supply.

If problems persist after attempting these steps, contact a qualified technician or customer support.

8. Specifications

9. Warranty and Support

For warranty information or technical support, please refer to the documentation included with your product or visit the official Honeywell website. Keep your purchase receipt as proof of purchase.

Online Support: Honeywell Home Support