Analyses the cause and suggests that the transform is conditioned by some important factors including the sufficient length of the air washer section, adequate distance between the spraying pipe and the eliminator. 分析了问题的原因,指出老厂压入式空调不应盲目改造成吸入式,要保证洗涤段的足够长度,建议喷淋排管与挡水板距离不小于1.8m。