Product Information: The thermistor increases the cicuit resistance as the temperature decreases The printed circuit board sends a current to the thermistor and can tell whether an increase or decrease in heat is needed by the resistance in the thermistor.
This part is present in 14 different boilers in the Heatline range including the Heatline VIZO 24 , CAPRIZ 25 , CAPRIZ 28 , CAPRIZ C24 , CAPRIZ C28 .