ＬＭ－５００Ｃ露天液压钻车，其机上的除尘系统的工作状况直接影响着发动机和空压机的使用寿命。新设备投入使用时，除尘效果很好，没有一点灰尘，但随着使用期的延长，出现了吸尘管被磨透、除尘滤芯被尖锐的大石粒划破等现象，最后导致吸尘风叶被磨损的后果，给维护增加了费 LM-500C open-air hydraulic drilling car, the dust removal system on the machine’s working conditions directly affect the life of the engine and air compressor. The new equipment put into use, the dust removal effect is very good, without a little dust, but with the extension of the use of the vacuum pipe has been worn, the dust filter is sharp and sharp stone scratches and other phenomena, and finally lead to dust suction blades The consequences of being worn have added to the maintenance fee