Therefore in the refrigerant liquid pipe must be installed before the filter drier.
因此在冷媒供液管前必须装设干燥过滤器。
2
Starting from the reason of condensated water inside the locomotive air pipe system, it is put forward the frost-resisting measurements of the cooling pipe in front of the drier.
从机车空气管路系统中的凝结水产生原因入手，提出了干燥器前冷却管路冻结的防治措施；
3
Receiver Drier , Expansion valves, Pipe(Hose) design, Pressure switches, etc.