Performance Test and Improvement Measures of Tractor Air Conditioning System

Through test and analysis of key components of tractor air conditioning system，cab assembly and whole machine，methods of improving duct structure and duct tightness，providing cab tightness and improving structure of external circulation tuyere were explored.These methods have been verified and tested，and their working results have been significantly improved.Therefore，curing improved measures was beneficial to improve performance of air conditioner.