Honeywell Home DT4 Wired Room Thermostat Installation Guide

June 13, 2024
Honeywell Home

Honeywell Home DT4 Wired Room Thermostat

Product Information

The DT4 Thermostat is a device used for controlling heating systems. It is available in multiple languages including English (EN), Dutch (NL), French (FR), German (DE), Italian (IT), Spanish (ES), Portuguese (PT), Bulgarian (BG), Czech (CZ), Hungarian (HU), Polish (PL), Romanian (RO), Slovak (SK), and Turkish (TR). The user manual can be accessed at https://hwllhome.co/eu- dt4. The product is designed to be installed by a competent person and requires the mains power to be switched off before accessing wiring for safety reasons. The thermostat can be installed on various heating systems like basic boilers, combi boilers, heat pumps, and zone valves.

Product Usage Instructions

  1. Ensure the mains power is switched off before starting the installation process.
  2. Select the appropriate installation instructions based on your preferred language.
  3. Follow the installation instructions provided in the user manual for your specific heating system type.
  4. If installing on a basic boiler, connect the wires as indicated in the user manual.
  5. If installing on a combi boiler, heat pump, or zone valve, refer to the user manual for wiring instructions specific to your system.
  6. Verify that the permanent live connection is not required for your installation.
  7. Once the thermostat is properly installed and wired, turn on the main power.
  8. Use the Installer Menu to access additional settings and parameters if needed.
  9. Adjust the display brightness, view the software version, and exit the menu as desired.

Note: For detailed installation instructions and specific parameter settings, please refer to the user manual provided at the given website.

Scan the QR Codes

  • Must be installed by a competent person. To ensure your safety make sure the mains power is switched OFF before accessing wiring.

Application

On/off boiler (230V)

Combi boiler

Heat Pump

2-Port Zone Valve

Install the Thermostat

Installer Menu

Press & hold

Press once

  • Parameters
  • Display Brightness
  • Software Version
  • Exit
Parameters
  • HC Heat, Cool, Heat/Cool Mod
    • Ot Minimum On Time
  • OFt Minimum Off Time
    • Cr Cycle Rate
  • To Temperature Offse t -3.0 … +3.0°C (0.0)
    • UL Upper Limit (heat: 19 … 35°C
  • LL Lower Limit (heat): 5 … 19°C
    • ULc Upper Limit (cool): 27 … 35°C
  • LLC Lower Limit (cool): 5 … 27°C
    • EOs Eco Offset 3.0 … +3.0°C (-2.0)
  • FS Factory Reset 0, 1 = Reset
    • End Exit
  • www.resideo.com
  • Pittway Sarl, Z.A. La Pièce 6,
  • 1180 Rolle, Switzerland
  • Country of origin: UK
  • © 2023 Resideo Technologies, Inc. All rights reserved.
  • The Honeywell Home trademark is used under license from Honeywell International Inc.
  • This product is manufactured by Resideo Technologies, Inc. and its affiliates.

References

Read User Manual Online (PDF format)

Read User Manual Online (PDF format)  >>

Download This Manual (PDF format)

Download this manual  >>

Honeywell Home User Manuals

Related Manuals