Fault phenomenon | 原因分析 | 排除方法 |
1. Motor draai nie | ①Hydraulic pump not started or direction incorrect | ①开启液压泵或改正泵的转向 |
②油箱储油量不足 | ②Add to the specified oil amount |
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③换向阀处于中位 | ③切换换向阀 |
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④Ithuba lokuphuma kwevalvu yokulawula liphansi kakhulu | ④System pressure adjusted to the specified value |
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⑤Mada chūshū zhuànjǔ bùzú | ⑤更换马达 |
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2.运转时噪声过大 | ①Air in the hydraulic system | ①找出进气原因并排除油中空气 |
②吸空 | ②增加供油量 |
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③马达内部轴承等构件故障 | ③Genghuan zhougou ji qita sunhuai lingjian |
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3.内、外泄漏过大 | ①密封件损坏造成内外泄露 | ①Replace sealing parts |
②马达零件有气孔、砂眼、裂痕等 | ②更换零件 |
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③螺栓松动 | ③Faka iibhola |
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4.异常发热 | ①液压油温度过高 | ①增加冷却能力 |
②Motor efficiency reduction | ②更换易损件 |
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③非正常磨损 | ③更换马达 |