低温冰箱是医院保存血浆的重要容器，现将其常见故障及日常保养介绍如下。维护保养：１．每月清洁一次，以保证其清洁度。用干布清除冰箱内外部和配件上的少量尘埃，如冰箱太脏则使用中性洗剂，清洗后，再用纯净水彻底冲洗。２．不可在冰箱内部和上部冲水，否则会损坏绝缘材料 Low-temperature refrigerator is an important reservoir for the preservation of blood vessels, now its common faults and routine maintenance are described below. Maintenance: 1. Clean once a month to ensure its cleanliness. Remove a small amount of dust from inside and outside the refrigerator and accessories with a dry cloth. If the refrigerator is too dirty, use a neutral detergent. After cleaning, rinse thoroughly with pure water. 2. Do not flush the inside and the upper part of the refrigerator as this can damage the insulation