980H Wheel Loader Power Train Caterpillar


Transmission Oil Pump

Usage:

980H A8J



图 1g00627083

类型 ... 档位

区段的数量 ... 一

从驱动齿轮向泵望去,泵轴为顺时针旋转。

当试验台测试泵时,使用 65 °C (149 °F) 温度下的 SAE 10 机油。

试验台测试数据:

最低输出量 ... 186 L/min (49 US gpm)
压力 ... 2345 kPa (340 psi)
泵速度 ... 1800 rpm

(1) 齿轮与盖之间的间隙 ... 0.061 至 0.102 mm (0.0024 至 0.0040 in)

(2) 新轴的外径 ... 31.742 ± 0.005 mm (1.2497 ± 0.0002 in)

新轴承的孔径 ... 31.786 ± 0.008 mm (1.2514 ± 0.0003 in)




图 2g01469982

盖 (A)




图 3g01469986

岐管 (B)

注: 将轴承安装到孔中,并低于表面 1.5 ± 0.25 mm (0.06 ± 0.01 in)。 安装轴承,使接头 (3) 与轴的中心线呈 30 ± 15°,如图所示。

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