Chitetezo cha kuchedwa kwa compressor ndi chinthu chofunikira kwambiri mu ma chiller a mafakitale TEYU, opangidwa kuti ateteze compressor ku kuwonongeka komwe kungachitike. Mwa kuphatikiza chitetezo cha kuchedwa kwa compressor, ma chiller a mafakitale TEYU amatsimikizira kuti amagwira ntchito bwino komanso amakhala nthawi yayitali, zomwe zimapangitsa kuti akhale chisankho chabwino kwambiri pa ntchito zosiyanasiyana zamafakitale ndi laser.