饮水机清洗 ，顾名思义便是对饮水机进行清洗。由于忽视饮水机的日常消毒工作，很多公共场所饮水机流出的水可能已被“二次污染”。 因此，一般家庭饮水机使用3—6个月左右就应该进行一次消毒，而公共场所的饮水机使用频率高，消毒周期还应该更短些。长期不消毒的饮水机， 即使换上的是新水，水质当天也会被污染，微生物数量更会急剧增加。
Drinking machine cleaning, as the name implies, is to clean the drinking machine. Due to the neglect of the daily disinfection work of water dispensers, water from water dispensers in many public places may have been "secondary pollution". Therefore, household water dispensers should be disinfected for about 3 - 6 months, while public water dispensers should be used more frequently and the disinfection cycle should be shorter. Long-term non-sterile water dispenser, even if replaced with new water, water quality will be polluted that day, the number of microorganisms will increase sharply.