Honeywell Home TF228WN Air Conditioner Parts Temperature Controller Thermostat User Manual
- June 6, 2024
- Honeywell Home
Table of Contents
User Manual
TF228WN Digital Thermostat
Quick Start Guide
Thermostat Appearance
Operating Your Thermostat
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.
Caution: ELECTRICAL HAZARD can cause electrical shock or equipment
damage. Disconnect power before installation, reparation and detachment.
Installation Tips
TF228WN is designed for standard 75x75x5mm 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 corners
- Hot or cold air from ducts
- Sunlight or radiant heat from appliances
- Concealed pipes or chimneys
Terminal Designations
| Terminal | Description |
|---|---|
| L | 220VAC live wire |
| N | 220VAC neutral wire |
| VC | Heating / Cooling valve close |
| VO | Heating / Cooling valve open |
| FH | High speed fan |
| FM | Medium speed fan |
| FL | Low speed fan |
- The temperature of mounting box and wall should be in the operating temperature range.
Wiring Diagram 1
Wiring Diagram 2
Wiring and Installation
The screw must be locked tightly to avoid wire break off from the terminal.
Installation Setup
| ISU Code | Description | Possible Options |
|---|---|---|
| 1 | System Type | 0 Heat only |
1 Cool only
2 Two pipes heating/cooling(Default)
2| Temperature Scale| 0 °F
1 °C (Default)
3| Fan Control Type| 0 Auto only
1 Constant only
2 Both(Default)
4| CPH Value (heating)| 1-12 4(Default)
5| CPH Value (cooling)| 1-6 3(Default)
ISU Coded
| Description ****|
Possible Options
---|---|---
6| Temperature Display Adjustment| -2 °C- 2 °C, 0.5 °C, Default 0 °C
(-4 °F- 4 °F, 1 °F, Default 0 °F)
7| Temperature Display Options| 0 Display room temperature (Default)
1 Display set point
8| Heating Range Stop| 10-32 °C Default 32 °C
(50-90 °F Default 90 °F )
9| Cooling Range Stop| 10-32 °C Default 10 °C
(50-90 °F Default 50 °F)
10| Keypad Lockout| 0 All keys are available(Default)
1 System button is locked
2 Fan and System button are locked
3 All buttons are locked except power button
4 All buttons are locked
11| Freeze Protection| 0 Disabled (Default)
1 Enabled
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74821 Mosbach
Phone: +49 1801 466 388
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@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.