1. Introduction
This manual provides essential information for the safe and efficient installation, operation, and maintenance of your TESY 15-liter electric water heater. Please read these instructions carefully before installation and use, and retain them for future reference. Proper adherence to these guidelines will ensure optimal performance and longevity of your appliance.

Illustration 1 : Avant view of the TESY 15-liter electric water heater, showing the control dial and indicator light.
2. Consignes de sécurité
Votre sécurité et celle des autres sont primordiales. Veuillez respecter toutes les consignes et précautions de sécurité.
2.1 Sécurité générale
- Installation and repairs must only be performed by qualified personnel in accordance with local regulations and this manual.
- N’utilisez pas l’appareil s’il est endommagé ou s’il ne fonctionne pas correctement.
- Tenez les enfants et les personnes non autorisées éloignés de l'appareil pendant son fonctionnement.
2.2 Sécurité électrique
- Débranchez toujours l'alimentation électrique avant d'effectuer toute opération de maintenance ou d'installation.
- The appliance requires a 220 Volt AC power supply and a dedicated 16 Amp éperon fusionné.
- Assurez-vous d’une mise à la terre appropriée pour éviter les chocs électriques.
- N'utilisez pas de rallonges ni d'adaptateurs.
2.3 Sécurité aquatique
- The maximum operating pressure is 6 Bar. Ensure your water supply pressure does not exceed this limit.
- Install a pressure relief valve if required by local codes or if mains pressure is too high.
- Ensure all water connections are secure and leak-free before powering on the unit.
3. Produit terminéview
The TESY 15-liter electric water heater is designed to provide instant hot water efficiently. Its compact size makes it suitable for various applications, including kitchens, bathrooms, caravans, and motorhomes. Key features include a 15-liter capacity, an adjustable temperature control dial, and a hygienic glass-lined tank.

Image 2: The TESY water heater integrated into a bathroom setting, demonstrating its compact design.
4. Configuration et installation
This appliance is designed for under-counter or wall-mounted installation. Ensure the chosen location can support the weight of the unit when full (approximately 27 kg).
4.1 Placement
- Select a location that is easily accessible for maintenance and protected from freezing temperatures.
- Veillez à laisser un dégagement suffisant autour de l'unité pour la ventilation et l'entretien.
- The unit can be mounted on a sturdy wall or placed under a counter.

Image 3: The TESY water heater mounted on a wall, showcasing its discreet profile.
4.2 Connexions de plomberie
- Connect the appliance directly to the mains cold water supply.
- The unit features 15 mm compression fittings for both cold water inlet and hot water outlet.
- Ensure all connections are sealed properly to prevent leaks.
4.3 Connexion électrique
- The appliance operates on 220 Volts and has a rated power of 1500 Watts.
- It must be connected to a dedicated 16 Amp éperon fusionné.
- All electrical wiring must comply with local electrical codes and be performed by a qualified electrician.
5. Mode d'emploi
5.1 Démarrage initial
- Ensure all plumbing connections are secure and the tank is filled with water. Open a hot water tap to allow air to escape until water flows freely.
- Connect the appliance to the electrical supply via the 16 Amp éperon fusionné.
- The indicator light on the front panel will illuminate, indicating that the heating element is active.
5.2 Réglage de la température
The desired water temperature can be adjusted using the control dial located on the front of the appliance. Rotate the dial clockwise to increase the temperature and counter-clockwise to decrease it. The heating time from 15°C to 60°C is approximately 31 minutes.
6. Entretien
Regular maintenance ensures the efficient and safe operation of your water heater.
- Nettoyage: Periodically clean the exterior of the appliance with a soft, damp chiffon. N'utilisez pas de nettoyants abrasifs ou de solvants.
- Détartrage: Depending on water hardness, mineral deposits (limescale) may accumulate inside the tank and on the heating element. Descaling should be performed by a qualified technician to maintain efficiency and prevent damage. The glass-lined tank helps to reduce scale buildup.
- Inspection: Regularly check for any signs of leaks around the connections or damage to the power cord.
7. Dépannage
Veuillez consulter le tableau suivant pour connaître les problèmes courants et leurs solutions potentielles.
| Problème | Cause possible | Solution |
|---|---|---|
| Pas d'eau chaude | Pas d'alimentation électrique Temperature dial set too low | Check fused spur and electrical connections Adjust temperature dial to a higher setting |
| Eau pas assez chaude | Temperature dial set too low Demande excessive d'eau chaude | Augmenter le réglage de la température Prévoyez plus de temps pour le réchauffage. |
| Fuite d'eau au niveau des raccords | Raccordements de plomberie desserrés | Tighten connections (ensure power is off and water supply is closed) |
| Le voyant lumineux n'est pas allumé | Pas d'alimentation électrique Heating cycle complete | Vérifier l'alimentation électrique This is normal if water is at set temperature |
8. Spécifications
Technical data for the TESY 15-liter electric water heater.
| Fonctionnalité | Spécification |
|---|---|
| Modèle | Compact 15 |
| Volume réel | 15 L |
| Puissance nominale | 1500 W |
| Heating Time Δt 45K (15-60°C) | 0:31 h:min |
| Annual Electricity Consumption (AEC) | 534 XNUMX kWh |
| Classe énergétique | A |
| Hauteur | 0.399 m (399 mm) |
| Largeur | 0.377 m (377 mm) |
| Profondeur | 0.304 m (304 mm) |
| Connexions de tuyaux | 15 mm |
| Voltage | 220 V |
| Pression maximale | 6 bars |
| Product Weight (empty) | 12 kg |
| Caractéristiques spéciales | Rust-proof, Anti-freeze protection, Overheat protection |
9. Garantie et assistance
For technical assistance, warranty claims, or any questions regarding your TESY water heater, please contact TESY customer support. Keep your purchase receipt as proof of purchase.
TESY Customer Support: 0161 439 1400





