WWK 302 H - Boiler STIEBEL ELTRON - Free user manual and instructions
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| Product Type | Heat Pump Water Heater (Boiler) |
| Brand | Stiebel Eltron |
| Model | WWK 302 H |
| Capacity | 300 liters |
| Dimensions (H x W x D) | 1800 mm x 620 mm x 620 mm |
| Weight | 95 kg |
| Power Supply | 230 V / 50 Hz |
| Heating Capacity (Heat Pump) | 2.2 kW |
| Heating Capacity (Electric Backup) | 3.0 kW |
| COP (Coefficient of Performance) | 3.5 |
| Energy Efficiency Class | A+ |
| Functions | Heat pump operation, electric backup heating, anti-legionella cycle, holiday mode, timer |
| Installation Type | Indoor floor-standing |
| Refrigerant | R290 (Propane) |
| Max Water Temperature | 65 °C |
| Maintenance | Annual check of anode, cleaning of air filter, drain valve inspection |
| Safety Features | Overheat protection, pressure relief valve, frost protection, electronic thermostat |
| Spare Parts | Anode, heating element, compressor, fan, controller board, air filter |
| Repairability Index | 7.5 / 10 |
Frequently Asked Questions - WWK 302 H STIEBEL ELTRON
What does the model WWK 302 H stand for?
The WWK 302 H is a heat pump water heater from Stiebel Eltron. 'WWK' indicates a heat pump water heater, '302' typically denotes the tank capacity in liters (300L), and 'H' may stand for a specific series or feature set.
How do I install the WWK 302 H?
Installation must be performed by a qualified technician. The unit should be placed on a level, load-bearing floor in a frost-free room with sufficient ventilation (min. 20 m³). Ensure electrical connection matches 230 V / 50 Hz with a dedicated circuit. Connect water lines according to local plumbing codes.
Can the WWK 302 H be used with solar panels?
Yes, the WWK 302 H can be combined with solar thermal systems as a pre-heater. The heat pump then reduces energy consumption. Consult a specialist for integration.
What is the recommended temperature setting?
For normal use, set the temperature between 50 °C and 55 °C to balance energy efficiency and hygiene. To prevent legionella, run an anti-legionella cycle at 65 °C periodically.
How often should maintenance be performed?
Inspect the anode annually and replace if necessary. Clean the air filter every 3 months. Check the pressure relief valve yearly. Schedule a professional inspection every 2-3 years.
What does the error code E01 mean?
Error code E01 indicates a sensor fault (NTC). Check the temperature sensor connections. If the error persists, replace the sensor. Contact technical support if needed.
Is the WWK 302 H energy efficient?
Yes, with a COP of 3.5 and energy class A+, it is highly efficient. It uses heat pump technology to capture ambient heat, reducing electricity consumption by up to 70% compared to conventional electric heaters.
What is the warranty period?
Stiebel Eltron typically offers a 2-year warranty on the WWK 302 H. Extended warranty options may be available through your dealer. Keep proof of purchase.
Can I connect the boiler to a heat recovery system?
Yes, the WWK 302 H can integrate with heat recovery ventilation systems to improve efficiency. Ensure proper airflow and consult the manual for ducting requirements.
How loud is the WWK 302 H during operation?
The sound level is approximately 45 dB(A) at 1 meter distance, which is quiet and comparable to a refrigerator. The compressor and fan operate silently.
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USER MANUAL WWK 302 H STIEBEL ELTRON
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Product information
Brand : STIEBEL ELTRON
Model : WWK 302 H
Category : Boiler