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３空调机组检修的工艺流程客车空调机组检修分为大、中、小３级修程。单元式空调机组（压缩机为全封闭式）的修程按设备的使用年限而定，分为小修１ａ，中修２ａ，大修６ａ。小修属于维护性修理。维修范围主要有：对设备进行测试、检查、清扫和调整，并更换少量易损、易耗...
3 air conditioning unit maintenance process Passenger air conditioning unit maintenance is divided into large, medium and small 3-level repair. Unitary air conditioning unit (compressor is fully enclosed) The repair according to the service life of the equipment may be divided into minor repair 1a, repair 2a, overhaul 6a. Minor repair belongs to maintenance. The main scope of maintenance are: testing of equipment, inspection, cleaning and adjustment, and replace a small amount of vulnerable, easy to consume ...