How to change Baxi Boiler Main NTC Temperature Sensor - Baxi Thermistor

Step by step guide how to change Baxi Main Boiler NTC temperature sensor - Also known as Thermistor. Error code E20 on boiler and problems with hot water. This video will allow you to fully understand how to swop the part in safe manor. Actual part is Baxi Domestic Hot Water Negative Temperature Coefficient Sensor 5114725. This was purchased from City plumbing. Link for Product: https://www.cityplumbing.co.uk/p/baxi... Description: The Baxi thermistor sensor decreases circuit resistance in line with temperature increases. The printed control board (PCB) of a boiler provides a current to the thermistor, reading the relative resistance to determine if a reduction or increase in heat is necessary. Wet sensor Screws into the pipe Sensor used on the domestic hot water system