Vaillant Fault Code F.11Richard WeedonFeb 28, 20211 min readShort circuit: Return sensor: NTC defective, short circuit in cable harness, cable/casing Landlord gas safety inspection Cheshunt, Ware, Hertford
Short circuit: Return sensor: NTC defective, short circuit in cable harness, cable/casing Landlord gas safety inspection Cheshunt, Ware, Hertford
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