冬季,天气寒冷,燃油和润滑油浓度高,流动性差,冷却水会结冰,路面也多有积冰雪,给拖拉机启动、润滑和行驶带来一定的困难。因此,要很好的对拖拉机进行维护保养。(1)对拖拉机(耕田机)各部位进行除垢、清洗、调整和润滑,全面检查发动机的技术状态。气门间隙、喷油压力等 In winter, the weather is cold, with high concentrations of fuel and lubricants, poor fluidity, freezing of the cooling water, and ice and snow on the pavement. This poses some difficulties for the tractor to start, lubricate and drive. Therefore, to be a good tractor maintenance. (1) Carry out descaling, cleaning, adjustment and lubrication on all parts of the tractor (plowing machine), and check the technical status of the engine in an all-round way. Valve clearance, injection pressure and so on