CS44B and CP44B Vibratory Soil Compactors Caterpillar


Fuel System - Prime

Usage:

CP44B GTT

------ WARNING! ------

接触高压燃油可能导致液体渗透和烧伤危险。 高压燃油溢出可能会产生火灾。 如果不遵循检查、保养和维修指南,可能会造成人身伤亡。



注意

持续盘车不要超过30秒。 再次盘车前,让起动马达先冷却2分钟。


如果空气进入燃油系统,在起动发动机前,必须排除燃油系统的空气。 发生以下事件时,空气可能会进入燃油系统:

  • 燃油箱排空或燃油箱部分排放。

  • 断开低压燃油管。

  • 低压燃油系统存在泄漏。

  • 更换燃油滤清器。

手动燃油注油泵

按照下列步骤,排出燃油系统中的空气:

  1. 确保燃油系统正常工作。 检查处于 "ON(接通)"位置的燃油供应阀(如有配备)。


    图 1g06156052

  2. 操作燃油注油泵 (1)。 统计燃油注油泵的操作次数。 在按压燃油注油泵 100 下后,手感应变得更加吃力。 再继续按压燃油注油泵 10 至 20 下,直至注油泵变得按不动。

  3. 此时,发动机燃油系统应开始注油,应能起动发动机。

  4. 操作发动机起动马达并拖动发动机。 在发动机起动后,排出燃油系统中的空气后立即使发动机以低怠速运转至少 5 分钟。

    注: 发动机这段时间的运转将有助于确保燃油系统中没有空气。

    注: 不要拧松高压燃油管来排出燃油系统的空气。 该步骤并不是必需的。

------ WARNING! ------

接触高压燃油可能导致液体渗透和烧伤危险。 高压燃油溢出可能会产生火灾。 如果不遵循检查、保养和维修指南,可能会造成人身伤亡。


发动机停机后,在对发动机的燃油管进行任何维修或修理之前,等待 60 秒以便释放高压燃油管中的燃油压力。 如有必要,进行小的调整。 修理低压燃油系统以及冷却、润滑或空气系统的任何泄漏。 修理任何泄漏的高压燃油管。 请参考拆解和组装手册, "燃油喷油管 - 安装"。

如果您检查正在运行的发动机,请始终使用正确的检查步骤以避免液体穿透危险。 请参考操作和保养手册, "一般危险信息"。

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