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FNTX1ES1AL52255
WQP14W7703MKSA-92076010Z07021
TCD970G HOTPOINT
F 55010 VIL 91198570101 AEG ELECTROLUX
KS34KN00HH/02
presostato aire calentador 0010030032 caldera-sldb2778 FNTX1ES1AL52255The air pressure switch for the heater is a safety and control component that detects the proper evacuation of gases and air pressure in the combustion system. This specific model, compatible with Vaillant heaters, regulates the turning on and off of the internal fan, ensuring that the device operates under safe conditions. What problem does this replacement solve? The heater does not start or turns off during operation due to incorrect air pressure
