Suzhou cotter card sterilizer with pure water display failed how to deal with it

Suzhou Cortex card sterilizer with pure water display failed to be replaced with distilled water. According to the relevant official information query as of November 15, 2022 to close the machine, press the end button to open the machine, enter the machine time to set the interface, and then press the three non-wrapped cycle to view the water quality, when the CD value is greater than 10, indicating that the water quality is not in line with the requirements need to replace the distilled water.