Genuine Ferroli 39804220 Flow Meter With Cable \u2013 OEM Boiler Spare Part\n\nThis listing is for a brand new, genuine Ferroli 39804220 flow meter with cable. \nIt is the original OEM flow switch / flow sensor assembly used on a wide range of Ferroli boilers to detect \ndomestic hot water flow and ensure correct boiler operation.\n\nProduct Details\n\n--Manufacturer: Ferroli (Genuine OEM)\n--Part Number: 39804220\n--Supersedes: 803430, 804220\n--GTIN / EAN: 8028693187800\n--Type: Straight flow meter / flow switch with cable\n--Condition: New, genuine Ferroli spare part\n\nFunction\n\nThe flow meter monitors the domestic hot water flow rate and signals the boiler PCB when a tap is opened. \nIf the flow meter is faulty, the boiler may fail to fire for hot water, run intermittently or show flow-related faults. \nReplacing the flow meter restores correct hot water demand sensing.\n\nCompatible Boilers & GC Numbers\n\n(Please always confirm against the data plate on your boiler befor.