Vaillant ecoTEC Plus Combi F.067 – The flame monitor is defective. | BoilerTool

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F.067

The flame monitor is defective.

Vaillant ecoTEC Plus Combi

Possible cause

Implausible flame signal

Measure

Check the flame signal.

Possible cause

PCB defective

Measure

Replace the PCB.

Source: Manufacturer manual (PDF)

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