It is recommended to find a repair of home appliances, let him give you a 10k thermistor to try, not to change the 100k thermistor, decocting machine sensors are generally these 2 resistance value.
The technical content of the machine itself is actually not high, and many medical devices, just applied in the medical field of electronic products and their own, but because of the application in the medical industry, is a niche product, resulting in a relatively small production, many accessories are not standard, need to be customized.