1. Uvod
This manual provides essential information for the safe and efficient installation, operation, and maintenance of your Vaillant VEH50 4-3 PRO 50L ELOSTOR electric water heater. Please read these instructions carefully before installation and use, and keep them for future reference. Proper adherence to these guidelines will ensure optimal performance and longevity of your appliance.
2. Varnostne informacije
Pomembno: Always observe local regulations and standards for electrical and plumbing installations. Installation and maintenance should only be performed by qualified professionals.
- Disconnect the power supply before any installation, maintenance, or repair work.
- Ensure the water heater is properly grounded.
- Ne uporabljajte grelnika vode, če je poškodovan ali ne deluje pravilno.
- Vnetljivih materialov hranite proč od naprave.
- The water heater contains a safety thermostat and a hydraulic safety system to prevent overheating and overpressure. Do not tamper s temi varnostnimi napravami.
- Ta naprava ni namenjena uporabi s strani oseb (vključno z otroki) z zmanjšanimi fizičnimi, senzoričnimi ali duševnimi sposobnostmi ali s pomanjkanjem izkušenj in znanja, razen če jih oseba, ki je odgovorna za njihovo varnost, nadzoruje ali jim daje navodila glede uporabe naprave.
3. Izdelek je končanview
The Vaillant VEH50 4-3 PRO 50L ELOSTOR is a modern, efficient electric water heater designed to provide reliable hot water. It features a 50-liter capacity, coated heating elements for enhanced durability, and flexible installation options. The appliance is equipped with advanced insulation to minimize heat loss and an anti-freeze protection system.

Slika 3.1: Spredaj view of the Vaillant VEH50 4-3 PRO 50L ELOSTOR Electric Water Heater.
4. Namestitev
The Vaillant VEH50 4-3 PRO 50L ELOSTOR water heater is designed for wall-mounted installation. It offers flexible installation, allowing for vertical or horizontal mounting without compromising performance. This flexibility applies to all Pro range models except the 30L version.
4.1 Mesto pritrditve
Choose a suitable location that can support the weight of the water heater when full. Ensure adequate space for maintenance and access to connections. The location should be protected from freezing temperatures, although the unit has an anti-freeze function.
4.2 Dimenzije in priključki
Refer to the diagram below for detailed dimensions and connection points. Ensure all plumbing and electrical connections are made according to local codes and by a certified professional.

Image 4.1: Diagram showing the dimensions (in mm) and connection points for the Vaillant eloSTOR pro water heaters, with the VEH 50 model highlighted. Key dimensions include height (F), width (A), and depth (B).
For the VEH 50 model, the dimensions are approximately: Width (A) 440 mm, Depth (B) 455 mm, Height (F) 610 mm. The diagram also illustrates the water inlet and outlet connections (G ½).
4.3 Električna povezava
Connect the water heater to a dedicated electrical circuit with appropriate overcurrent protection. The unit operates on 220 Volts (AC) and has a power rating of 2000 Watts. All electrical work must comply with national and local electrical codes.
5. Navodila za uporabo
Once installed and filled with water, the water heater is ready for operation. The unit is designed for user-friendly operation.
5.1 Zagon
- Ensure the water heater is completely filled with water before switching on the power. Open a hot water tap to allow air to escape until water flows steadily.
- Restore power to the unit. The water heater will begin heating the water to the set temperature.
5.2 Nastavitev temperature
Adjust the desired water temperature using the thermostat control, typically located on the front or bottom of the unit. Refer to the specific markings for temperature ranges. The unit has a temperature range of 7-70°C.
5.3 Zaščita pred zmrzovanjem
The water heater is equipped with an automatic anti-freeze protection system. If the internal water temperature drops to approximately 5°C, the heating element will activate to prevent freezing, even if the unit is not actively set to heat water.
6. Vzdrževanje
Regular maintenance ensures the efficient and safe operation of your Vaillant water heater. Disconnect power before performing any maintenance.
6.1 Descaling and Inspection
The Vaillant VEH50 4-3 PRO features coated heating elements, which are particularly recommended for areas with hard water as they reduce scale buildup and facilitate maintenance. However, periodic inspection and descaling of the tank and heating element are still recommended, especially in very hard water areas. This should be performed by a qualified technician.
6.2 Anode Rod Check
The sacrificial anode rod protects the tank from corrosion. It should be inspected and replaced periodically by a qualified technician, typically every 1-3 years, depending on water quality.
6.3 Tlačni varnostni ventil
Periodically check the pressure relief valve (T&P valve) to ensure it is not blocked and is functioning correctly. Follow the manufacturer's instructions for testing the valve.
7. Odpravljanje težav
Preden se obrnete na podporo strankam, ponovnoview naslednje pogoste težave in rešitve.
| Težava | Možen vzrok | rešitev |
|---|---|---|
| Brez tople vode | Ni električne energije; termostat je nastavljen prenizko; sproženo varovalko; pokvarjen grelni element. | Check power supply and circuit breaker. Adjust thermostat. If problem persists, contact a qualified technician. |
| Premalo tople vode | Termostat je nastavljen prenizko; prekomerna poraba tople vode; nabiranje usedlin. | Increase thermostat setting. Reduce hot water demand. Consider professional descaling. |
| Prevroča voda | Termostat je nastavljen previsoko; termostat je pokvarjen. | Lower thermostat setting. If problem persists, contact a qualified technician. |
| Puščanje iz enote | Loose connections; faulty T&P valve; tank corrosion. | Tighten connections. Test or replace T&P valve. For tank corrosion, contact a qualified technician immediately. |
| Nenavadni zvoki | Nabiranje usedlin v rezervoarju. | Professional descaling may be required. |
For issues not listed or if solutions do not resolve the problem, contact Vaillant customer support or a certified service technician.
8. Specifikacije
Detailed technical specifications for the Vaillant VEH50 4-3 PRO 50L ELOSTOR electric water heater.
| Specifikacija | Vrednost |
|---|---|
| Znamka | Vaillant |
| Številka modela | 00 1002 3313 |
| Zmogljivost | 50 litra |
| Dimenzije (D x Š x V) | 44 x 44 x 61 cm |
| Globina predmeta | 455 milimetrov |
| Teža (prazno) | 18.2 kg |
| Vir napajanja | Električni |
| Moč | 2000 vatov |
| voltage | 220 voltov (AC) |
| Material | Titan |
| Največji pretok | 7 litrov na minuto |
| Razred energijske učinkovitosti | C |
| Consumer Profile | M |
| Vrsta namestitve | Montaža na steno |
| barva | Bela |
| Posebne lastnosti | Energy efficiency, flexible installation, coated heating elements for hard water |

Image 8.1: Reference table showing characteristics for various Vaillant eloSTOR pro models, with the VEH 50/4-3 model highlighted, confirming specifications such as capacity, power, and weight.
9. Garancija in podpora
For warranty information, please refer to the documentation provided with your purchase or visit the official Vaillant website. In case of technical issues, questions, or to schedule service, please contact Vaillant customer support or your authorized dealer. Ensure you have your model number (VEH50 4-3 PRO) and manufacturer reference (00 1002 3313) available when contacting support.





