Temperature is set at 72. Suddenly black number 68 shows up on thermostat and cold air begins blowing. Won't stop until I manually turn temp. down to 67, Cold air stops blowing. Wait 10 minutes, turn up to 72, hot air starts again.
Thanks for reaching out — I'm sorry for the delay. A few questions: What type of Nest Thermostat do you have? You can visit this link to check what type of thermostat you have. Did you notice some messages or code on your thermostat? Do you have schedules created?
I wanted to follow up if you still need help. Please let me know if you are still having any concerns or questions from here, as I would be happy to take a closer look and assist you further.
I'm just checking in to make sure that you've seen our response. Please let us know if you have any other questions or concerns, as I'll be locking this thread in 24 hours.
