论文部分内容阅读
我公司1997年从意大利TESMEC公司购进的621/180/33型牵引机,累计运行不超过600h,所遇最大牵引力从未超过14t,但却连续发生90486号轴承盖被顶出、固定轴承盖螺栓被拉断、轴承被压碎等故障,且故障情况越来越严重,以至于不能继续使用。
Our company in 1997 from Italy TESMEC company purchased 621/180/33 type tractor, the cumulative run of no more than 600h, the maximum encountered traction never exceeded 14t, but the continuous occurrence of the No. 90486 bearing cap is topped, fixed bearing cap Bolt pulled off, the bearings are crushed and other failures, and the more serious fault conditions, that can not continue to use.