Fuel Pressure
使用 1U-5470 发动机压力表总成可以检查发动机的燃油压力。
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| 图 1 | g00284796 |
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1U-5470 发动机压力表总成 (1) 压力指示器 (2) 零位调整螺钉 (3) 压力指示器 (4) 测压口 (5) 压力指示器 | |
此工具总成具有用于读取燃油歧管压力的压力表。 此工具总成附带一本专门说明书, GMGO8907。
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| 图 2 | g00284797 |
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燃油歧管和油管 (6) 通向缸盖的供油管 (7) 燃油歧管 | |
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| 图 3 | g00284798 |
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燃油输送和滤清器压差（典型示例） (8) 通向注油泵的进油管 (9) 从滤清器到燃油歧管的管路（已过滤的燃油） (10) 塞 (11) 燃油注油泵 (12) 燃油滤清器压差开关 (13) 来自输油泵的燃油管 (14) 燃油注油泵适配器 (15) 燃油滤清器 | |
燃油压力调节阀将燃油歧管 (7) 中的压力保持在
输油泵的出口燃油压力可在燃油注油泵适配器 (14) 上的螺塞 (10) 处进行检查。
燃油滤清器压差开关 (12) 位于燃油注油泵适配器 (14) 上。
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