1检修前先对受损情况进行评估查看农机具受损类型、部位及程度,确定有无修复价值和修复方式。对于主要工作部件或基础件损毁的,一般修复价值不大,应予报废。对于局部损毁严重的,可更换损毁的总成或局部修复;检查各连接部位有无损坏,如连接螺栓有无 1 before the damage assessment to assess the situation to see agricultural machinery damage type, location and extent to determine whether the repair value and repair methods. The damage to the main working parts or basic parts, the general repair value is not large, should be scrapped. For locally damaged, replaceable damaged assembly or partial repair; check the connection parts for damage, such as the presence or absence of connecting bolts