C175-16 Locomotive Engine Caterpillar


Valve Rotator or Spring Lock Is Free

Usage:

C175-16 3A9
利用本程序进行气门旋转器或弹簧锁的故障诊断与排除。

可能的原因

  • 气门部件

建议的措施

表 1
故障排除测试步骤    结果 

1. 检查气门部件

A. 检查以下部件是否损坏:

- 气门旋转器
- 弹簧锁
- 气门弹簧
- 气门

B. 确保气门不接触活塞。 如果气门接触活塞,则检查排气系统有无碎屑。
 

部件 

结果:气门部件损坏。

修理:更换损坏的部件。

注:气门旋转器开裂或断裂说明发动机超速。 确定发动机超速的原因。 修理该状况。
 

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