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HBG317BW0R/03 BOSCH
VFF17 906110700 FAGOR
3540005034)
WTW84101EE/22
tubo vaso expansion caldera viessmann cincada HBG317BW0R/03 BOSCHThe expansion vessel tube is an inflated component designed for Viessmann boilers, especially from the Vitodens series. Its main function is to allow the expansion and contraction of water in the heating circuit, absorbing pressure variations to prevent damage to the system. This tube, being inflated with gas, acts as a buffer to maintain constant pressure and protect the boiler. What problem does this replacement part solve? Unstable or fluctuating
