联合收割机是一种大型农机具,在长时间的农闲期必须做好技术维护,以保持良好的技术状态,延长其使用寿命;否则,影响正常作业且造成不必要的损失。1.作业完成期的维护(1)清除泥土、杂草和污物打开机器所有观察窗孔、盖板、护罩,彻底清除各处的草屑、秸秆、籽粒、尘土和污物,保证 Combine harvester is a large-scale agricultural machinery, in a long period of idle period must be good technical maintenance, in order to maintain a good technical condition, extend its service life; otherwise, affect the normal operation and cause unnecessary losses. 1. The maintenance of the completion of the job (1) the removal of soil, weeds and dirt Open all the observation windows, covers, guards, completely remove the straw, straw, grain, dust and dirt everywhere to ensure