AC Very Cold

Outside: 23.8° C Inside: 25.5° C

This is the outside unit.

This is inside the outside ac unit. Note that the white stuff is ice and should be copper.

This is inside the inside unit. Note that the white is ice and should be copper.

So, today’s research challenge is to figure out why an air conditioning unit ices over.

Update: Anwer – I knew this. It’s either 1) low coolant – ie. leak or 2) the cold air return is blocked