ECS250HPST40A-580 - Heat pump water heater DIMPLEX - Free user manual and instructions
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| Product Type | Heat pump water heater |
| Brand | Dimplex |
| Model | ECS250HPST40A-580 |
| Tank Volume | 250 liters |
| Height | 1800 mm |
| Diameter | 600 mm |
| Weight (empty) | 95 kg |
| Power Supply | 230 V / 50 Hz |
| Heating Capacity (heat pump) | 2.5 kW |
| Electric Backup Heating | 1.5 kW (optional) |
| Energy Efficiency Class | A+ |
| COP (Coefficient of Performance) | 3.2 |
| Refrigerant Type | R134a |
| Operating Temperature Range | -10°C to 42°C |
| Max Water Temperature | 65°C |
| Noise Level | 49 dB(A) |
| Water Connection | G 3/4 inch |
| Installation Type | Indoor / outdoor (with kit) |
| Safety Features | Overheat protection, frost protection, pressure release valve |
| Maintenance | Annual cleaning of air filter and evaporator; anode check every 2 years |
| Spare Parts Availability | Anode, heating element, compressor, controls |
| Repairability Index | 7/10 (modular design) |
| Warranty | 5 years on tank, 2 years on components |
Frequently Asked Questions - ECS250HPST40A-580 DIMPLEX
How do I reset the heat pump water heater after a power outage?
Press the reset button located on the control panel for 3 seconds. If the unit does not restart, check the circuit breaker and ensure the power supply is stable.
What does the 'Error E3' code mean on the display?
Error E3 indicates a fault in the compressor. This could be due to overload or refrigerant issues. Turn off the unit and contact a qualified technician for inspection.
How often should I clean the air filter?
Clean the air filter every 3 months for optimal performance. Remove the front panel, take out the filter, wash with mild detergent, and let it dry completely before reinstalling.
Can the ECS250HPST40A-580 be installed outdoors?
Yes, with the optional outdoor installation kit (sold separately). The unit must be protected from direct rain and strong winds. Ensure proper electrical grounding and clearance for airflow.
How long does it take to heat 250L of water?
With a heating capacity of 2.5 kW and COP of 3.2, the heat pump can heat the tank from 15°C to 55°C in approximately 6-8 hours. Using the electric backup reduces time to 4-5 hours.
What type of refrigerant is used and is it environmentally friendly?
The unit uses R134a refrigerant, which has a Global Warming Potential (GWP) of 1430. For disposal, always follow local regulations and contact a certified refrigeration technician.
Why is the unit making a gurgling noise?
A gurgling noise is normal during the heat cycle as refrigerant and water circulate. If the noise is excessive, check for air in the water lines or ensure the unit is properly leveled.
How do I replace the sacrificial anode?
The sacrificial anode protects the tank from corrosion. Drain the tank, unscrew the anode from the top flange, and replace with a new one. Tighten to 30 Nm torque. Recommended every 2-3 years.
What is the minimum ambient temperature for operation?
The heat pump operates down to -10°C. Below this temperature, only the electric backup heating will work. Ensure the unit is installed in a location with adequate ventilation.
How can I improve the energy efficiency of my water heater?
Set the thermostat to 50-55°C for daily use. Insulate hot water pipes and ensure the air filter is clean. Use the ECO mode on the control panel to optimize energy use.
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