高温季节，收割机易出现水箱开锅和发动机过热现象，致使机器难以正常作业，影响生产效率。其原因及排除办法有： 　　一、散热器保养不够收割机工作时，散热器下部空气通道内易产生堵塞物，应时常注意对其保养清洗。但一些机手往往忽视这方面工作，随着时间增加，散热面堵塞愈 High temperature season, harvester easy to boil the water tank and the engine overheating, resulting in difficult operation of the machine, affecting production efficiency. The reasons and solutions are: First, the radiator maintenance Harmless machine work, the lower part of the radiator air channel easily lead to blockage, should always pay attention to its maintenance and cleaning. However, some specialists often neglect their work in this area. As time goes on, the heat sink becomes clogged