In the configuration.h file, find the highlighted line and update it to: #define EXT0_TEMPSENSOR_TYPE 8.
If you are installing multiple hotends, or installing this Lite6 as a second hotend, adjust the setting for the proper extruder instead (EXT1, EXT2, etc).
Navigate to the Tools tab, and scroll down to the Extruder Section.
Select ATC Semitec 104-GT2 from the list of temperature sensors.
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