Vaillant Fault Code F.71


Fault: Flow sensor: Flow temperature sensor signalling constant value:– Flow temperature sensor incorrectly positioned at supply pipe– Flow temperature sensor defective

Landlord gas safety inspection Enfield, Potters Bar,Cheshunt, Ware, Hertford

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Ware, Harlow, Hertford, Broxbourne, Hoddesdon, Roydon, Epping, Loughton, Woodford, Chingford, Enfield, Edmonton, Tottenham, Wood Green, Crouch End, Holloway, Hackney and Central London

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