sonda caldera vaillant 253549 antical-polti HRG6769S6B/50

HRG6769S6B/50

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This small threaded pressure switch is an essential component for the proper operation of your steam cleaner

Original replacement for Whirlpool refrigerator with intermediate door tray

sonda caldera vaillant 253549 antical-polti HRG6769S6B/50The Vaillant 253549 draft sensor is a sensor designed to detect and control the flow of combustion gases in boilers. It works by measuring the pressure or vacuum in the exhaust duct, ensuring that combustion is carried out safely and efficiently. This component is essential for the proper operation and safety of Vaillant gas boilers. What problem does this replacement part solve? Boiler shuts off or does not start due to draft detection failure Draft