PC 25 - Boiler ETA Heiztechnik - Free user manual and instructions
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| Type | Gas condensing boiler |
| Model | PC 25 |
| Brand | ETA Heiztechnik |
| Nominal heat output | 25 kW |
| Dimensions (H x W x D) | 700 x 400 x 300 mm |
| Weight | 35 kg |
| Energy source | Natural gas / LPG |
| Efficiency | Up to 98% (condensing) |
| Functions | Central heating and domestic hot water |
| Control panel | Digital display with rotary dial |
| Operating pressure | 1.5 bar (recommended) |
| Maximum flow temperature | 85°C |
| Flue type | Concentric (60/100 mm) |
| Maintenance interval | Annual service by qualified engineer |
| Cleaning | Check condensate trap and clean as needed |
| Safety features | Overheat protection, frost protection, safety valve |
| Spare parts | Thermocouple, pump, fan, heat exchanger |
| Reparability | Modular design, parts available from stock |
| Warranty | 2 years (manufacturer) |
Frequently Asked Questions - PC 25 ETA Heiztechnik
What is the recommended operating pressure for the ETA PC 25 boiler?
The recommended operating pressure is 1.5 bar when cold. Check the pressure gauge and top up if below 1 bar.
How do I reset the boiler after a fault?
Press the reset button on the control panel for 2 seconds. If the fault persists, consult the error code and manual.
What does error code F28 mean on the ETA PC 25?
Error F28 indicates a flame loss during ignition. Check gas supply, spark electrode, and ionisation probe.
How often should I service the ETA PC 25 boiler?
An annual service by a Gas Safe registered engineer is required to maintain warranty and efficiency.
Can I use the boiler if the condensate pipe is frozen?
No, a frozen condensate pipe will cause the boiler to lock out. Thaw the pipe with warm water or a heat pack.
What is the maximum heating temperature setting?
The maximum flow temperature is 85°C. Adjust via the control dial for radiator or underfloor heating.
Why does the boiler go off during windy weather?
Strong winds can affect the flue terminal. Check the flue position and ensure it complies with installation standards.
How do I drain the boiler for maintenance?
Turn off the power and gas, close the isolation valves, then open the drain valve at the bottom of the boiler.
What type of flue is used for the PC 25?
The boiler uses a concentric flue (60/100 mm) for balanced flue operation. Extensions are available for longer runs.
Where can I find spare parts for the ETA PC 25?
Genuine spare parts are available from ETA Heiztechnik dealers or authorised distributors. Use model number PC 25.
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USER MANUAL PC 25 ETA Heiztechnik
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Product information
Brand : ETA Heiztechnik
Model : PC 25
Category : Boiler