Last summer was pretty hot and this old air conditioner wasn't doing a very good job. So we upgraded it with an Arduino!
Winter has a strong grip on us here in New Zealand now, so this one's for all those suffering in hotter places:
Great project, and not all to hard!
Love the 3D printed servo "adapter", I'd ponder for ages on how to be able to replace the knob with something else, but this works like a charm! You've kept your heads cool on that one (pun intended).
Any next steps? Replace the controller board of the AC with the arduino?