Checking Engine Cylinders
发动机在有负荷的情况下,排气歧管口的温度可指示喷油器的状况。 排气歧管口的温度低说明没有燃油进入气缸内。 这可能表示喷油器有缺陷或控制系统有问题。 排气歧管口的温度过高说明进入气缸的燃油过多。 温度高也可能是由有缺陷的喷油器引起的。
有关检查排气歧管口温度的步骤,请参考测试和调整, "测量排气温度"。
Caterpillar Information System:
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