The Honeywell TH4110D1007 is a popular digital thermostat, offering reliable temperature control and energy-saving features for your home’s comfort system.
This guide provides comprehensive instructions, covering installation, operation, programming, and troubleshooting, ensuring optimal performance and user satisfaction.
Access to the PDF manual and support resources will empower you to maximize the benefits of this thermostat, enhancing your home’s efficiency.
It’s designed to help users understand its functions, benefits, and how to effectively manage their home’s heating and cooling needs.
Overview of the TH4110D1007 Model
The Honeywell TH4110D1007 is a PRO 4000 series digital thermostat designed for efficient and reliable home climate control. It’s a widely used model, known for its user-friendly interface and compatibility with various heating and cooling systems.
This thermostat offers precise temperature management, allowing homeowners to create comfortable living environments while optimizing energy consumption. The TH4110D1007 supports basic scheduling, enabling users to set different temperatures for various times of the day, reducing energy waste when the home is unoccupied.
Available PDF manuals and installation guides detail the setup process, wiring diagrams, and operational instructions. It’s a non-programmable thermostat, focusing on simplicity and ease of use, making it a suitable choice for those seeking straightforward temperature regulation.
The model number TH4110D1007/U signifies a standard configuration, commonly found in residential settings.
Key Features and Benefits
The Honeywell TH4110D1007 boasts several key features enhancing home comfort and energy efficiency. Its large, easy-to-read display clearly shows the current temperature and setpoint, simplifying operation for all users.
A primary benefit is its accurate temperature control, ensuring a consistently comfortable indoor environment. While not fully programmable, it allows for temporary and permanent holds, overriding the set temperature as needed. The thermostat’s compatibility with various HVAC systems provides installation flexibility.
Access to detailed PDF manuals and online resources simplifies troubleshooting and maintenance. The TH4110D1007 offers a cost-effective solution for basic temperature regulation, providing reliable performance without complex programming.
Its straightforward design makes it ideal for users prioritizing simplicity and ease of use in their home climate control system.

Installation Guide
Proper installation of the Honeywell TH4110D1007 requires careful attention to safety precautions and wiring diagrams, ensuring correct operation and preventing system damage.
This section details package contents, mounting procedures, and essential safety steps for a successful setup.
Package Contents
Upon opening the Honeywell TH4110D1007 package, carefully verify that all components are present and undamaged. Typically, you should find the thermostat unit itself, the thermostat baseplate for wall mounting, and mounting screws with wall anchors for secure installation.
A detailed installation guide, often a condensed version of the full user manual, is included to assist with the setup process. Wire labels are also provided; these are crucial for correctly identifying the existing wiring during installation, preventing errors and ensuring proper functionality.
Some packages may include additional materials like a screwdriver or wire connectors, though these are not always standard; Always cross-reference the contents with the included documentation to confirm completeness before proceeding with the installation.
Safety Precautions
Before installing or servicing the Honeywell TH4110D1007 thermostat, always disconnect power to your heating and cooling system at the breaker box to avoid electrical shock. This is a critical safety step. Never work with live wires.
If you are uncomfortable with electrical wiring, consult a qualified HVAC technician for assistance. Improper wiring can damage the thermostat or your HVAC system, and potentially create a fire hazard.
Ensure the thermostat is installed in a location that is not exposed to extreme temperatures, direct sunlight, or moisture. Keep the area around the thermostat clear of obstructions to ensure accurate temperature readings. Follow all local electrical codes during installation.
Wiring Diagram – Basic Installation
The Honeywell TH4110D1007 typically uses a standard 5-wire configuration for basic heating and cooling systems. Common terminals include Rh (power), Rc (cooling power), W (heating), Y (cooling), and G (fan).
Carefully label existing wires before disconnecting them from your old thermostat. Incorrect wiring can cause system malfunction. Refer to the detailed wiring diagram included in the installation guide for specific connections based on your system type (conventional or heat pump).
Ensure wires are securely connected to the appropriate terminals on the thermostat base. If you encounter a wire color that doesn’t match the diagram, consult a qualified HVAC technician for assistance. Double-check all connections before restoring power.
Mounting the Thermostat Base
Before mounting, ensure the power to your HVAC system is completely turned off at the breaker. Use the included mounting screws and wall anchors to securely attach the thermostat base to the wall.
Position the base plate where your old thermostat was located, or choose a location away from direct sunlight, drafts, and heat sources. Use a level to ensure the base is straight for accurate temperature readings.
Gently feed the wires through the opening in the baseplate. Securely tighten the screws, being careful not to overtighten and damage the base. Once mounted, carefully attach the thermostat body to the base, ensuring it clicks into place.

Operating Instructions
The Honeywell TH4110D1007 features an intuitive interface for easy temperature adjustments and program settings, enhancing your home comfort experience.
Understanding the display and menu navigation is key to maximizing the thermostat’s functionality and achieving optimal energy savings.
Understanding the Display
The Honeywell TH4110D1007 thermostat’s display provides crucial information at a glance. The large digital readout prominently shows the current room temperature, allowing for quick assessment of your home’s climate. Icons indicate the heating or cooling mode currently active – a flame signifies heating, while a snowflake represents cooling.
Additional icons display program status, battery level, and any active alerts, such as a filter change reminder. The display also shows the set temperature, which is the desired temperature the thermostat is working to achieve. Buttons located below the display are used to navigate the menu, adjust settings, and override programmed schedules. Familiarizing yourself with these icons and the display layout is essential for efficient operation and maximizing the thermostat’s benefits.
Navigating the Menu System
The Honeywell TH4110D1007 thermostat utilizes a straightforward menu system, accessed via the buttons located beneath the display. Pressing the ‘Menu’ button initiates access to various settings, including schedule programming, temperature adjustments, and system configuration. Use the ‘Up’ and ‘Down’ arrow buttons to scroll through the menu options, highlighting your desired selection.
Confirm your choice by pressing the ‘Enter’ or ‘Select’ button. To exit the menu at any time, press the ‘Back’ or ‘Cancel’ button. The menu structure is logically organized, allowing for easy access to frequently used functions. Experimenting with the menu options will quickly familiarize you with the thermostat’s capabilities, enabling personalized control over your home’s comfort.
Setting the Date and Time
Accurate date and time settings are crucial for proper scheduling and thermostat operation on your Honeywell TH4110D1007. Access the menu by pressing the ‘Menu’ button. Navigate to the ‘Date/Time’ option using the ‘Up’ and ‘Down’ arrow keys, then press ‘Enter’.
Adjust the year, month, and day sequentially, using the arrow keys and confirming each selection with ‘Enter’. Repeat this process for setting the hour and minute. Ensure you select the correct AM or PM designation. Confirm your changes by exiting the ‘Date/Time’ menu. Properly configured date and time ensure your programmed schedules function as intended, maximizing energy savings and comfort.

Programming the Thermostat
The TH4110D1007 allows customized heating and cooling schedules for optimal comfort and energy savings. Create programs tailored to your lifestyle and preferences.
Utilize basic schedules or design custom programs for personalized temperature control throughout the day and week.
Setting a Basic Schedule
To establish a basic schedule on your Honeywell TH4110D1007, begin by accessing the programming mode through the thermostat’s menu system. Typically, this involves pressing the ‘Menu’ or ‘Program’ button. You’ll then be prompted to select a day or day grouping (e.g., weekdays, weekends).
Next, define the time periods for each day – often ‘Wake,’ ‘Leave,’ ‘Return,’ and ‘Sleep’ – and set the desired temperature for each period. The thermostat allows you to program different temperatures for heating and cooling. Ensure accurate time settings are crucial for schedule effectiveness.
Review your programmed schedule carefully to confirm the settings align with your daily routine; Save the schedule, and the thermostat will automatically adjust temperatures based on your preferences, promoting both comfort and energy conservation. Remember to consult the PDF manual for detailed step-by-step instructions.
Creating Custom Programs
The Honeywell TH4110D1007 allows for customized programming beyond the basic schedule, offering greater control over your home’s climate. Access the advanced programming options through the thermostat’s menu, typically labeled ‘Custom’ or ‘Advanced.’ Here, you can define unique time periods tailored to your specific lifestyle.
Instead of the standard ‘Wake,’ ‘Leave,’ ‘Return,’ and ‘Sleep,’ you can create periods with personalized names and durations. This is ideal for irregular schedules or specific events. You can also assign different temperature settings to each custom period, optimizing comfort and energy savings.
Remember to save each custom program and assign it to the appropriate days. Refer to the PDF manual for detailed guidance on navigating the advanced programming features and maximizing the thermostat’s flexibility.
Temporary and Permanent Holds
The Honeywell TH4110D1007 offers ‘Hold’ functions to override the programmed schedule. A Temporary Hold maintains a selected temperature for a specified duration, reverting to the regular schedule afterward. This is useful for short-term deviations, like unexpected guests or a change in plans.

To activate a Temporary Hold, simply adjust the temperature and select the ‘Hold’ option, then specify the hold duration. A Permanent Hold, conversely, maintains the set temperature indefinitely, completely disabling the programmed schedule until manually canceled.
Access the ‘Hold’ options through the thermostat’s menu. Consult the PDF manual for precise instructions on activating and canceling both temporary and permanent holds, ensuring optimal control over your home’s temperature.

Advanced Features
The TH4110D1007 boasts energy-saving modes, filter change reminders, and backlight adjustment options for enhanced convenience and optimized home comfort control.
These features maximize efficiency and provide a personalized user experience, as detailed in the user manual.
Energy Saving Modes
The Honeywell TH4110D1007 thermostat incorporates several energy-saving modes designed to reduce your heating and cooling costs without sacrificing comfort. These modes allow for automated temperature adjustments based on pre-set schedules or occupancy detection.
The thermostat’s programming capabilities enable you to create custom schedules that lower temperatures when you’re asleep or away from home, and raise them before you return. This proactive approach minimizes energy waste and optimizes efficiency.
Consult the user manual for detailed instructions on configuring these modes. It explains how to set up different temperature setbacks for various times of the day and days of the week, tailoring the system to your lifestyle and maximizing savings. Properly utilizing these features can significantly lower your energy bills.
Filter Change Reminders
The Honeywell TH4110D1007 thermostat features a convenient filter change reminder system, crucial for maintaining optimal HVAC system performance and air quality. A dirty air filter restricts airflow, forcing your system to work harder and consume more energy.
This reminder isn’t automatic; you must program it based on your filter type and usage. The user manual provides step-by-step instructions on how to set the reminder, allowing you to specify the number of days between filter changes.
When the programmed interval elapses, the thermostat will display a reminder message, prompting you to replace the filter. Regularly changing your filter, as prompted by the thermostat, ensures efficient operation and prolongs the life of your HVAC equipment.
Backlight Adjustment
The Honeywell TH4110D1007 thermostat incorporates a backlight feature for enhanced visibility in low-light conditions. Adjusting the backlight allows you to customize the display’s brightness to suit your preferences and the ambient lighting of your home.
The user manual details how to access the menu settings and navigate to the backlight adjustment option. Typically, this involves pressing the ‘Menu’ or ‘Up/Down’ buttons to locate the relevant setting.
You can usually select from several backlight levels, including ‘Off’, ‘Low’, ‘Medium’, and ‘High’, or adjust brightness incrementally. A dimmer setting conserves energy, while a brighter setting improves readability. Experiment to find the optimal level for comfortable viewing.

Troubleshooting
This section offers solutions for common issues with the TH4110D1007, including display problems, inaccurate temperatures, and programming difficulties, ensuring smooth operation.
Resetting the thermostat is often the first step to resolve many operational glitches, restoring it to factory default settings.
Common Issues and Solutions
Display Blank or Dim: First, verify the thermostat has power; check wiring and breaker. If the display remains blank, attempt a reset. A dim display may require backlight adjustment within the menu settings.
Inaccurate Temperature Readings: Ensure the thermostat isn’t exposed to direct sunlight or drafts. Calibrate the temperature within the settings if necessary. Consider the thermostat’s location relative to heat sources.
Thermostat Not Responding: Try resetting the device. Check the wiring connections to ensure they are secure and correct. If issues persist, consult Honeywell’s support resources for further assistance.
Programming Errors: Review the programmed schedule for any conflicts or incorrect settings. Delete and recreate the schedule if needed, carefully verifying each time and temperature setting.
Loss of Power: Verify the breaker hasn’t tripped. If power is restored, the thermostat may need reprogramming.
Resetting the Thermostat
To reset your Honeywell TH4110D1007, begin by accessing the menu system using the thermostat’s buttons. Navigate to the “Settings” or “System” option, which may vary slightly depending on the firmware version.
Within the settings, locate the “Reset” or “Factory Reset” function. Caution: This will erase all programmed schedules and custom settings, returning the thermostat to its original factory defaults.
Confirm the reset when prompted. The thermostat will then restart, displaying the initial setup screen. You’ll need to re-enter your date, time, and desired programming preferences.
A reset can resolve many software glitches and operational issues. If problems persist after resetting, consult the full user manual or contact Honeywell support for further troubleshooting guidance.
Remember to document your previous settings before resetting to simplify the reprogramming process.

Technical Specifications
The Honeywell TH4110D1007 operates on 24VAC power, with a temperature range of 32°F to 90°F (0°C to 32°C) for accurate climate control.
It supports various heating and cooling systems, offering versatile compatibility for diverse home environments.
Power Requirements
The Honeywell TH4110D1007 thermostat is designed to operate with a standard 24VAC (Volts Alternating Current) power supply, commonly provided by most residential heating and cooling systems.
It does not require batteries for basic operation, relying instead on the consistent power delivered through the thermostat wiring from the HVAC equipment.
However, some advanced features, like maintaining the clock during a power outage, may utilize temporary battery backup – though this is not a primary power source.
Ensure your HVAC system provides a stable 24VAC supply to guarantee optimal thermostat performance and prevent potential malfunctions; Incorrect voltage can damage the unit, so professional installation is recommended.
Always disconnect power to the HVAC system before performing any wiring or maintenance on the thermostat.
Temperature Range
The Honeywell TH4110D1007 thermostat is engineered to accurately measure and control temperatures within a broad range, typically spanning from 40°F to 90°F (4.4°C to 32.2°C).
However, the display may show temperatures outside this range, but the system’s ability to effectively heat or cool will be limited by the capabilities of your HVAC equipment.
The thermostat’s internal sensors are calibrated for optimal accuracy within the specified operating range, ensuring consistent and reliable temperature regulation.
Extreme temperatures beyond the specified range may affect the thermostat’s performance and longevity, so it’s best to maintain a climate within these parameters.
Regular calibration isn’t typically required, but ensure the thermostat isn’t exposed to direct sunlight or drafts for accurate readings.

Resources and Support
Access the comprehensive TH4110D1007 PDF manual online for detailed guidance, or contact Honeywell support for assistance with installation and troubleshooting.
Honeywell provides extensive resources to ensure a seamless experience with your thermostat, maximizing its functionality and benefits.
Downloading the PDF Manual
Accessing the Honeywell TH4110D1007 digital thermostat’s PDF manual is straightforward and provides a wealth of information at your fingertips. This comprehensive document details every aspect of the thermostat, from initial setup and wiring diagrams to advanced programming features and troubleshooting steps.
You can easily find and download the PDF manual through Honeywell’s official website, searching specifically for the TH4110D1007 model. Several third-party websites also host the manual, ensuring accessibility. Having the PDF readily available allows for convenient offline reference during installation or when addressing any operational questions.
The manual is an invaluable resource for both novice and experienced users, offering clear instructions and diagrams to optimize your thermostat’s performance and energy-saving capabilities.
Honeywell Support Contact Information

For dedicated assistance with your Honeywell TH4110D1007 thermostat, Honeywell offers multiple support channels to address your queries and concerns. Their official website provides a comprehensive FAQ section and troubleshooting guides, often resolving common issues quickly.
You can directly contact Honeywell’s support team via phone for personalized assistance. Online chat support is also frequently available, offering real-time help from a knowledgeable representative. When contacting support, have your thermostat’s model number (TH4110D1007) readily available for efficient service.
Furthermore, Honeywell’s website features a contact form for submitting detailed inquiries. Utilizing these resources ensures you receive expert guidance and maintain optimal thermostat functionality.