通过对机车水系统编号的可行性分析 ,说明在水阀上标示号码方便乘务员对机车水系统的学习 ,有利于日常对机车水系统的保养和正确使用 ,能有效避免冻裂机油热交换器、燃油预热器、燃油箱燃油脱蜡等现象的发生 Through the feasibility analysis of locomotive water system number, indicating that the numbers marked on the water valve to facilitate the flight attendant water locomotive system is conducive to the daily maintenance of the locomotive water system and the proper use of oil frost can effectively avoid the heat exchanger, Fuel preheater, fuel tank dewaxing and other phenomena occurred