For ME-HVAC, I used the 12th Ed. MERM, NCEES Practice Problems, and a youtube saint Dan Malloy, PE who went over a ton (or 12,000 BTUs) of problems: https://www.youtube.com/playlist?list=PLZ-jikE98T4lrx9ESBY645o-YF8gm6e0s. I also studied a little from the ASHRAE Handbooks.