Refrigeration and Air-conditioning technology is shortly known as RAC. It is a 4 years long diploma course that is divided into a total of 8 semesters. To complete this course properly some instruction is need. So the Bangladesh Technical Education board provides a syllabus for this course. I have collected the PDF copies of this syllabus. If you are looking for these, collect from here.
Just leave a comment on the below comment box if you face any problems.