Installing a mini split yourself is easier than you might think, especially...

https://blast-wiki.win/index.php/I_Tried_to_Use_an_Existing_Bedroom_Breaker_and_It_Tripped_%E2%80%94_What_Now%3F

Installing a mini split yourself is easier than you might think, especially with options that come with a pre-charged quick-connect lineset. This means no vacuum pump is needed and no EPA Section 608 license required