C4.4 Engines for Caterpillar Built Machines Caterpillar


Engine Oil Relief Valve - Remove and Install - Engines with a Balancer Unit

Usage:

C4.4 2W2

拆卸步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
1U-7262  伸缩式磁铁 

开始:

  1. 拆下发动机油底壳。 请参阅解体和组装, "发动机油底壳 - 拆卸和安装"。


注意

保持所有零件清洁无杂质。

杂质会造成快速磨损和缩短部件寿命。




    图 1g01470291
    典型示例

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

    被弹簧力爆出的零件击中,会招致人员伤害。

    确保穿上所有必要的保护装备。

    遵照建议的程序,并使用所有建议的工具以释放弹簧力。


  1. 松开盖 (2)。 小心地从平衡器 (1) 上卸下盖。

    注: 拆下盖后会释放弹力。

  2. 从平衡器 (1) 中的安全阀孔上卸下弹簧 (3)。

  3. 使用工具 (A),从平衡器 (1) 中的安全阀孔上卸下柱塞 (4)。

安装步骤

表 2
所需工具 
工具  零件号  零件描述  数量 
1U-7262  伸缩式磁铁 
4C-4030  螺纹锁固胶 


注意

保持所有零件清洁无杂质。

杂质会造成快速磨损和缩短部件寿命。




    图 2g01470291
    典型示例

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

    弹簧压缩零件如果安装不当,会伤害人体。

    为避免伤害,遵照出版的装配程序,并穿上保护装备。


  1. 确保所有部件清洁、无磨损或损坏。 如有必要,更换所有磨损或损坏的部件。 如果平衡器 (1) 中的安全阀孔磨损或损坏,必须更换整个平衡器组件。

  2. 使用清洁的发动机机油润滑柱塞 (4)。 将柱塞 (4) 和弹簧 (3) 安装到平衡器 (1) 的安全阀孔中。

    注: 柱塞必须能在安全阀孔中自由滑动。

  3. 将工具 (B) 涂敷在盖 (2) 的螺纹上。 将盖 (2) 安装到平衡器 (1) 上。 拧紧盖至扭矩为 21 N·m (15.5 lb ft)

    注: 确保弹簧正确位于柱塞和盖内。 确保工具 (B) 没有污染平衡器 (1) 中的安全阀孔。

结束:

  1. 安装发动机油底壳。 请参阅拆解和组装, "发动机油底壳 - 拆卸和安装"。

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