After the compensation is completed, press the CAL function key twice to save and exit. Perform automatic tuning operation, press and hold the Shift key for three seconds, the thermostat will automatically enter the self-tuning state, the display screen and the set temperature are AT, and the two subtitles will not stop flashing crosswise, and you can take a 20-40 minute selfie- When adjusting, only adjust the normal display temperature you set.
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