Fault phenomenon | 原因分析 | 排除方法 |
1. The motor does not turn | ①Hydraulic pump not started or direction incorrect | ①Start the hydraulic pump or correct the pump's rotation direction |
②油箱储油量不足 | ②Add to the specified oil amount |
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③The directional valve is in the neutral position | ③Switching Directional Valve |
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④Overflow valve pressure setting is too low | ④System pressure adjusted to the specified value |
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⑤Motor output torque insufficient | ⑤Replace motor |
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2. Hałas podczas pracy jest zbyt głośny | ①There is air in the hydraulic system | ①Find the cause of air intake and eliminate air in the oil |
②吸空 | ②Increase fuel supply |
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③Failure of internal components such as bearings in the motor | ③Replace bearings and other damaged parts |
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3.内、外泄漏过大 | ①Sealing element damage causes internal and external leakage | ①Replace seal |
②Motor parts have air holes, sand holes, cracks, etc. | ②Replace parts |
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③Loose bolts | ③Fasten the bolts |
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4. Abnormal fever | ①Hydraulic oil temperature is too high | ①Increase cooling capacity |
②Motor efficiency reduction | ②Replace consumable parts |
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③Non-normal wear | ③Replace motor |