禁止以高速上、下坡。检查制动系统。在发动机正常工作、电磁阀通电时,制动器是否能脱开,如不能脱开,应检查是否有机械故障,若没有,可采用拖动的方法,使制动器解除制动(逆时针转动手动泵手柄),再做下面的检查。出现这种现象主要的原因包括:当液压油受到污染,其中的杂质进入到滑阀的关闭位置而造成电磁阀不能驱动时,也会造成液压马达不能将油路接通,造成压路机不能产生振动。②损坏轮的控制线圈或者电磁阀的阀芯卡死;振动式压路机产生激振的动力来源是液压马达,其油路通过电磁阀中的控制线圈产生磁力。驱动控制阀的阀芯移动,从而将马达与油泵或者是回油路接通。液压马达在液压油的作用下持续运动,并驱动振子进行激振。因此:上、下坡时应提前换好低。 8,进行高速碾压作业时,禁止开动起振装置,②振动泵的控制线圈受损,1,检查发动机与液压泵,液压马达与驱动轮的连接部件是否有机械故障;检查安装在前驱动马达上的旁通阀是否处于通路状态,若是,高低压油腔将相通。
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在正常温度下(30~60℃),补油压力约为2?6MPa,机器行走时不小于2?4MPa;当行走遇阻力时主回路的压力可达到38MPa,正常行走时不小于20MPa。如果两者均正常,说明故障在机械方面。(1)控制电路故障③损坏轮控制开关与电磁阀之间的连接断开;在整路面上作距离转场时可用高速挡,但若距离较远,则须用其他运输工具载运。⑤损坏振动轮的传动部件损坏。(1)若补油压力低于规定值,则将行走操纵杆置于中位调整补油泵溢流阀(注意:调整时观察补油压力表。调整幅度不可过大,并记住原位置),若压力不能达到正常值或压力表读数无变化,可判断溢流阀或补油泵有故障;若机器不行走时补油压力正常,故行走操作时补油压力就下降。 因此:2,若连接之后依然不能振动,则应该将电磁阀拆下,并手动推动阀芯,振动轮振动后,表明时电磁控制线圈损坏,也可使用导线与电磁阀火线的接线柱刮火,若没有火花,则表明电磁线圈断开,若出现火花则说明电磁线圈正常工作。
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则应该将电磁阀拆下,并手动推动阀芯,振动轮振动后,表明时电磁控制线圈损坏;也可使用导线与电磁阀火线的接线柱刮火,若没有火花,则表明电磁线圈断开。若出现火花则说明电磁线圈正常工作,但依然不能振动,则表明滑阀被卡死,需要对阀体进行检查。变速箱的保养振动轮的保养首先应该检查电路,检查过程中使用一根导线,将其中一端与电源连接,另一端则与电磁阀驱动线圈的火线端相连,若电磁阀振动则表明是电源电路故障,则应该对电路进行检查。查出故障后予以处理。压路机作业行驶中,若发现换向离合器或起振离合器有打滑现象,应立即停机,并分离主离合器;须对换向离合器或起振离合器进行检查、调整及排除故障。不可加大油门、试图以高转速大功率来勉强。 振动压路机的保养要点③损坏轮控制开关与电磁阀之间的连接断开,液压系统作为振动压路机的动力传输系统,也要经常性的进行检查与维护,对滤清器,阀等原件的安装螺栓进行检查,检查是否存在松动现象,如果存在松动现象。
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一般声音清晰而连贯。调幅装置出现故障是振动设备异响的主要原因,应该及时更换已经损坏的零部件。压路机作业行驶中,若发现换向离合器或起振离合器有打滑现象,应立即停机,并分离主离合器;须对换向离合器或起振离合器进行检查、调整及排除故障。不可加大油门、试图以高转速大功率来勉强行驶,否则将烧毁离合器片。出现这种现象主要的原因包括:振动压路机振动功能受损的原因振动轮的保养振动压路机行走无力及失振故障诊断方法当前使用的大多数压路机都具有双频双幅。而且可以根据操作人员意图进行调整。通常,调幅装置包括左右两个方面,例如徐工CA系列的振动式压路机就是通过偏心装置的正反工作来实现对应的振幅控制。在使用过程中,若调幅装置出现。 振动式压路机使用注意事项一般情况下,1000小时更换一次振动轮的润滑油,并及时检查振动轮是否存在漏油现象,1,首先应该检查电路,检查过程中使用一根导线,将其中一端与电源连接,另一端则与电磁阀驱动线圈的火线端相连。
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