Ji'nan air conditioning recovery condenser and evaporator tube removal of foreign bodies are often cleaning the difficulty in working. Copper center parts often have impurities rust, welding slag, stone or. Cleaning before the evaporator and condenser copper pipe ends cover open, use plastic spiral round brush into the pull and brush, if found to have foreign body tube, should immediately stop brushing, mark, to focus on clear. Removal should first determine the blockage is rust, stone or welding slag, and then determine the method of removing the corresponding. If the scale, area is small, round wire will gently break, when the area is larger, the scale through the wire, and then rotate the wire to clear. If the stones or welding slag, with smooth round stainless steel or copper rod on the water outlet end gently tap the blockage is broken, and then click the launch tube, prevent blind plug, the tube is damaged. If the blockage from the tube end is near, the round head thin wire bent into a small angle, through the gap blockage and copper tube into the animals from the back click on the hook body, the movable hook up.

　　济南空调回收冷凝器、蒸发器单台设备清洗除垢的工序为:用圆刷拉刷，清洗铜管中堵塞物；用氨基黄酸清洗液循环清洗、钝化；取出铜管内全部异物，用高压水枪冲洗，再用窥镜逐根检查，直到全部洗净为止；装上封盖并及时接上其他部件。

　　Ji'nan air conditioning condenser, evaporator process recovery of single equipment cleaning and descaling: round brush brush, cleaning pipe blockage; amino fulvic acid cleaning solution circulation cleaning, passivation; remove all foreign bodies in the copper tube, rinse with water cannons, and endoscopic inspected one by one, until all washed up; mount cover and in a timely manner with other components.

　　应经常检查塑料圆头刷，发现刷子头部被触弯时应及时更换。冷凝器及蒸发器两端封盖和法兰密封垫圈每次拆卸清洗时最好都要更换，而且宜采用设备原装产品，不宜随意换上其他廉价的橡胶垫圈。

　　酸洗过程中应定期（一般３０ ｍｉｎ一次）测定清洗液各金属离子（Ｆｅ２＋，Ｆｅ３＋，Ｃａ２＋）的浓度和清洗液的ｐＨ值，当浓度曲线趋于平缓且ｐＨ值达到７时，酸洗过程结束。

　　济南空调回收空气置换效果较差:在使用中央空调的环境下，大多数均为全封闭或半封闭空间，室内空气属循环利用，空气的清洁度靠中央空调本身的过滤和定时输送适量的新鲜空气来维持。如长期不作维护保养，室内空气较为浑浊。

　　济南鑫峰制冷有限公司