Vaillant ecoTEC Plus Combi F.325 – The heating pump has a fault. | BoilerTool

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F.325

The heating pump has a fault.

Vaillant ecoTEC Plus Combi

Possible cause

Pump blocked

Measure

Check that the pump is working correctly.

Possible cause

The pump is defective.

Measure

Check and, if required, replace the pump.

Source: Manufacturer manual (PDF)

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