Guys, I love ChatGPT. I've done so many things in minutes with it that would have taken an hour or longer.
I just troubleshot my basement HVAC with ChatGPT and figured out the problem in about 30 minutes. It could have taken hours googling individual questions.
Turns out there's a setting in the thermostat for the reversing valve operation. I had to change it to on in cool instead of on in heat.
Of course at the same time, we make things over complicated. It would be simple enough for all manufactures to make the reversing valve on in cool. Then we wouldn't need a setting in the thermostat. But, no......