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857773701501 AKP737IX BAUKNECHT
91107902203 GS45AVB AEG
4TS712A/26 BSH
VORWERK VK119
91170015700 BW 4520 ELECTROLUX
flusostato caldera vaillant 194819 ZELMER 857773701501 AKP737IX BAUKNECHTThe 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
