Honeywell Home TF428 RSBS Series Digital Thermostat User Manual
- June 7, 2024
- Honeywell Home
Table of Contents
Honeywell TF428 RSBS Series Digital Thermostat User Manual
Thermostat Appearance
Operating Your Thermostat
Power On/Off
Time-off
- Press to switch on/off thermostat. When in off mode, OFF icon and indoor temperature will display.
- Press could set the automatical turn off time when the thermostat is working.
Press and hold for more than 3s. After timer icon flashes, press or to set turn off time, then press ?? button to exit.
Temperature Setting
In or or mode, press or to set the target room temperature.
Operating Mode
Fan Speed
LCD Display
Trouble Shooting Tips
Installation Guide
Must be Installed by a trained and experienced Installer
- Read instruction carefully. Failure to follow instruction will damage the product or cause a hazardous condition.
- Check the ratings in this booklet to verify that this product is suitable for your application.
- Always test for proper operation after installation.
Caution: ELECTRICAL HAZARD can cause electrical shock or equipment damage. Disconnect power before Installation, reparation and detachment.
The manual interpretation is owned by Resideo Technologies, Inc. and its affiliates, we retain the rights that improve the products described in this manual without prior notice.
Installation Tips
TF428 Series is designed for standard 75x75x50mm wall mounting box installation. Install the thermostat about 5 feet (1.5m) above the floor in an area with good air circulation at average temperature.
Do not install in locations where the thermostat can be affected by:
- Dead spots behind doors and in comers
- Hot or cold air from ducts
- Sunlight or radiant heat from appliances
- Concealed pipes or chimneys
Wiring and Installation
The screw must be locked tightly to avoid wire break off from the terminal.
Terminal Designations
- The temperature of mounting box and wall should be in the operating temperature range.
Two pipe application
Four pipe application
Installation Setup
resideo
www.resideo.com
PittwaySarl, Z.A. La Piece 4,
1180 Rolle,Switzerland
Country of origin: China
©2020 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.
R32347277-001
Subject to Change without notice.