Vaillant ecoTEC Pro 28 Combi F.10 – Short circuit: Flow sensor | BoilerTool

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F.10

Short circuit: Flow sensor

Vaillant ecoTEC Pro 28 Combi

Possible cause

Flow temperature sensor defective or has short-circuited

Measure

Check: NTC plug, cable harness, cable/housing, PCB, NTC sensor.

This code also applies to:

ecoTEC Pro 24 Combi ecoTEC Pro 30 Combi

Source: Manufacturer manual (PDF)

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