3500 Engines Caterpillar


Fuel Transfer Pump

Usage:

3512C ED4


图 1g02577799
(3) 单向阀

表 1
技术规格 - 207-1349 输油泵总成 
项目  数量  零件  技术规格说明 
7C-2870 端头套管  装配前,孔直径为 12.783 mm (0.5033 inch)
安装深度为 1.5 ± 0.5 mm (0.06 ± 0.02 inch)。 
277-4489 驱动轴组件  直径为 12.700 to 12.675 mm (0.5000 to 0.4990 inch)。 
277-4488 惰轮组件  直径为 29.801 ± 0.006 mm (1.1733 ± 0.0002 inch)
长度为 35.347 ± 0.008 mm (1.3916 ± 0.0003 inch)。 
从驱动端观看燃油输油泵总成时,驱动齿轮顺时针旋转。 
最小输出为 28 L/min (7.4 US gpm)。 
在以下条件下得到最小输出:
泵压力为 415 kPa (60 psi)
泵转速为 2400 rpm。
旁通阀的最小开启压力为 620 kPa (90 psi)
全开旁通阀的最大压力为 965 kPa (140 psi)。 

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