1. Einleitung
Welcome to the instruction manual for your Honeywell Home T3001W0 Thermostatic Radiator Head. This manual provides essential information for the safe and efficient installation, operation, and maintenance of your device. Please read these instructions carefully before use and retain them for future reference.
2. Produktüberschreitungview
The Honeywell Home T3001W0, also known as Thera-4 Classic, is a thermostatic radiator head designed for controlling room temperature by regulating the flow of hot water through radiators. It features a liquid sensor for accurate temperature detection and is compatible with thermostatic valve bodies.
- Equipped with a liquid sensor for precise temperature control.
- Modernes und ergonomisches Design.
- Compact size for easy integration.
- Easy to clean surface.
- Complies with European standard EN215 when used with compatible valve bodies.
- Temperature range: 6 - 28°C.

Front view of the Honeywell Home T3001W0 Thermostatic Radiator Head, showing the temperature scale and frost protection symbol.

Seite view of the thermostatic radiator head, illustrating its compact design and the manual adjustment ring.

Detaillierte view of the underside of the thermostatic head, highlighting the M30 x 1.5 threaded connection for valve body attachment.
3. Sicherheitshinweise
Always ensure the main heating system is turned off before attempting any installation or maintenance.
This device is intended for domestic heating systems. Do not use for purposes other than those specified.
Die Installation sollte im Zweifelsfall von einem qualifizierten Fachmann durchgeführt werden.
Before purchase and installation, verify compatibility with existing heating system components.
4. Installation
The thermostatic radiator head is designed to be installed on thermostatic valve bodies.
4.1. Kompatibilität
The T3001W0 is compatible with Honeywell valve bodies (from 1995 onwards), Braukmann, MNG, Heimeier, and Oventrop (from 1999 onwards) valves, and compact radiators with MNG or Heimeier valves.
Honeywell Home radiator heads with M30 x 1.5 connection are suitable for all thermostatic valve bodies and internal cartridges with M30 x 1.5 connection and a stroke of 11.5 mm.
Heads with DA connection are compatible with Danfoss thermostatic valves and cartridges.
4.2. Installationsschritte
- Ensure the heating system is depressurized and cool.
- Remove any existing radiator head by unscrewing or unclipping it.
- Position the T3001W0 head onto the thermostatic valve body.
- Secure the head by tightening the connection ring. Ensure it is hand-tightened firmly but do not overtighten.
- Once installed, the heating system can be repressurized and turned on.

The thermostatic radiator head held in a hand, illustrating its compact size and showing approximate dimensions of 7 cm (3.0 inches) in height.
5. Bedienung
The T3001W0 thermostatic radiator head allows you to set the desired room temperature.
5.1. Temperatureinstellung
Rotate the head to align the desired temperature setting with the indicator mark. The temperature range is from 6°C to 28°C.
- Setting "0" or "*" (snowflake symbol): This position typically indicates frost protection (around 6°C) to prevent pipes from freezing.
- Higher numbers (e.g., 1 to 5 or specific temperature markings): Correspond to increasing room temperatures.
The liquid sensor inside the head reacts to the ambient room temperature, adjusting the valve to maintain the set temperature.
5.2. Tipps zum Energiesparen
- Do not cover the thermostatic head with curtains or furniture, as this can impair its ability to sense the room temperature accurately.
- Set different temperatures for different rooms based on usage.
- Lower the temperature setting when rooms are unoccupied for extended periods.
6. Wartung
The Honeywell Home T3001W0 thermostatic radiator head requires minimal maintenance.
- Reinigung: Wischen Sie die Außenseite mit einem weichen,amp Tuch. Keine Scheuer- oder Lösungsmittel verwenden.
- Inspektion: Periodically check the connection for any signs of leakage or damage.
- Funktionalität: Ensure the head rotates smoothly and the temperature settings are clearly visible.
7. Fehlerbehebung
| Problem | Mögliche Ursache | Lösung |
|---|---|---|
| Der Kühler bleibt kalt | Thermostatic head set too low or valve stuck closed. | Increase the temperature setting. Gently tap the valve body to free a stuck pin. Ensure the heating system is active. |
| Das Zimmer ist zu heiß | Thermostatic head set too high or sensor obstructed. | Lower the temperature setting. Ensure the head is not covered by curtains or furniture. |
| Head difficult to turn | Internal mechanism stiff or dirt accumulation. | Clean the exterior. If problem persists, professional inspection may be required. |
| Leakage at connection | Lose Verbindung oder beschädigte Dichtung. | Ensure the connection ring is tightened correctly. If leakage continues, consult a qualified plumber. |
Sollten die Probleme nach Anwendung dieser Lösungsansätze weiterhin bestehen, wenden Sie sich bitte an den Kundendienst.
8. Spezifikationen
- Modellname: Thera 4 Classic
- Modellnummer: T3001W0
- Marke: Honeywell-Startseite
- Sensortyp: Flüssigkeitssensor
- Temperaturregelungstyp: Thermostatisch
- Temperaturbereich: 6 - 28 °C
- Verbindungstyp: M30 x 1.5 (standard)
- Material: Plastik
- Farbe: Weiß (Bianco)
- Einhaltung: DIN EN 215
- Spezifische Verwendung: Domestic heating
- Kontrollmethode: Manual rotation (Button control)
- Montageart: Radiator valve mounting
9. Garantie und Support
For warranty information, please refer to the documentation provided with your purchase or visit the official Honeywell Home webWebsite.
For technical support or further assistance, please contact Honeywell Home customer service. Ensure you have your product model number (T3001W0) available when contacting support.