| 品牌KOMATSU/小松 | 型号pc220-8 |
| 配件适用对象挖掘机 | 规格pc220-8 |
济宁山特松正工程机械有限公司
联系人：张然
电话：13563767560（微信同号） 0537-3366971
qq: 1985625090
公司成立18年，品质信誉保证
一台使用8900小时的小松pc220-8电喷挖掘机，作业时出现全车动作慢无力的故障，挖机的怠速转数正常，工作时掉了360多转是怎么回事啊？液压泵压力正常到底是怎么回事呢？全车动作慢无力什么原因，怎样解决?原因分析： 1 直喷车没有燃油系统的电子控制，你先看转速是不是1980左右，上下不差50的话一般没事。 2 如果在工作时10个油门低于1700那就是有点问题了，先检查柴油油路，换其他的柴油试试，再换滤芯。 3 再不行就得校泵，校油嘴了，如果还不行那就调低点主液压泵的流量吧。 4 也有可能挖机油路部分的电子控制出了故障。
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济宁山特松正工程机械有限公司
张女士
13563767560
山东 济宁 任城区 济宁市高新区万丽富德广场22层