Presents main reasons of the compressor damaged in winter by analyzing an accident of the wind cooling heat-pump unit. Gives some suggestions for the user and the producer.

• 通过对一起风冷热泵机组压缩机损坏事故的分析，提出机组冬季损坏的主要原因，并提出一些意见和建议供用户和生产厂家参考。