Product Information: The thermistor decreases the current resistance as the temperature increases. The electronic control sends a current to the thermistor and can tell whether an increase or decrease in temperature is needed by the relative resistance provided by the thermistor.
This part is present in 3 different boilers in the Glowworm range including the Glowworm CXI 24 , CXI 30 , CXI 38 .