Agree About Not Closing Vents
https://rylanfpgu397.solsticebrief.com/posts/short-cycling-ac-repair-explained-for-north-fort-worth-homes-by-the-comfort-experts-team
Agree About Not Closing Vents Agree with the point about not closing too many vents. I used to shut them in the guest rooms to cut energy use, and the system started whistling and running longer. Opened them back up and things calmed down