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DWB-342 EGS
easy transport and handling
KG49NSB21R/07
91170015700 BW 4520 ELECTROLUX
4TS712A/26 BSH
flusostato caldera vaillant 194819 ZELMER DWB-342 EGSThe flow switch is a fundamental safety sensor in Vaillant boilers that detects the correct evacuation of combustion gases. This device controls the pressure or airflow in the evacuation system, ensuring that the boiler operates safely and efficiently, preventing possible dangerous accumulations of gases. What problem does this replacement part solve? Boiler does not start due to failure in detecting the flow of combustion gases Unexpected boiler
