Alternator - Test
注: 拖动发动机 30 秒是为了放掉蓄电池的部分电力以进行充电测试。 如果蓄电池电量低,请勿进行此步骤。 跨线起动发动机或是在起动发动机之前先向蓄电池充电。
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故障情况和可能原因 | |||
---|---|---|---|
起动时的电流 | 电压在 10 分钟之后低于技术规格值。 | 电压在 10 分钟之后处于技术规格范围内。 | 电压在 10 分钟之后高于技术规格值。 |
低于技术规格值。 | 更换交流发电机。 检查点火开关电路。 | 打开所有附件。 如果电压降至低于技术规格值,更换交流发电机。 | - |
匹配技术规格之后电压下降 | 更换交流发电机。 | 交流发电机和蓄电池符合技术规格。 打开所有附件以确认电压是否仍在技术规格范围内。 | 更换交流发电机。 |
电压持续超出技术规格范围。 | 测试蓄电池。 重新测试交流发电机。 | 交流发电机在技术规格范围内正常工作。 测试蓄电池。 | 更换交流发电机。 检查蓄电池有无损坏。 |
- 蓄电池充电情况
- 环境温度
- 发动机转速
请参考表 1 中的故障情况和可能原因。
Caterpillar Information System:
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2005/10/03 Caterpillar Warranty Claims on Cylinder Head Valves {1105}
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C32 Petroleum Engines Alternator - Remove and Install
3612 and 3616 Engines Fuel Pressure Control Valve - Remove
C175 Generator Set Engines Front Drive Housing - Remove and Install
C15 On-Highway Engine Fuel Transfer Pump
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3612 and 3616 Engines Fuel Pressure Control Valve - Install
C32 Petroleum Engines Exhaust Elbow - Remove and Install
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