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OPTIMA 900
VIESSMANN WB1A OPEN VENT 18KW 7248587
Ending IN BC – 41-467-23BC Main 15 Heat Only Erp Serial No
Genuine Main Heating part number 5118385 – a boiler pressure gauge designed for use in Main Combi ERP Eco Elite 25 & 30 boiler ranges
this pump moves heated water around a closed heating system and ared normally located before the diverter valve in combi to allow circulation through a heating and hot water system
FERROLI 39808340 PUMP ASSEMBLY - DHW display OPTIMA 900Product Information: The pump is usually located after the primary heat exchanger within the appliance and allows the heated water to be circulated within the closed heating system. In the design of most combi boilers , the pump is usually located before the diverter valve to allow circulation through the central heating and domestic hot water systems. This part is present in 4 different boilers in the Ferroli range including the Ferroli ARENA 30C ,