Thaum qhov kub siab tshaj 5 ° C rau lub sijhawm ntev, nws raug nquahu kom hloov cov tshuaj tiv thaiv kab mob hauv lub tshuab chiller nrog dej huv lossis dej distilled. Qhov no yuav pab txo qis kev pheej hmoo corrosion thiab ua kom ruaj khov ntawm kev lag luam chillers. Raws li qhov kub thiab txias, hloov raws sij hawm ntawm cov dej txias uas muaj tshuaj tiv thaiv kab mob, nrog rau kev tu ntau zaus ntawm cov plua plav lim thiab cov condensers, tuaj yeem ua rau lub neej ntev ntawm cov tshuab chiller thiab txhim khu kev ua kom txias.