3176C and 3196 Industrial Engines Caterpillar


Electronic Control Module - Remove and Install

Usage:

3196 1DW

拆卸步骤


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。



注意

在进行检验、保养、测试、调整及维修产品期间,必须小心以确保装好排放出的油液。 在打开任何舱室或解体任何储有液体的部件之前,要准备好合适的容器收集液体。

有关收集和盛接 Cat 产品上油液的适用工具和用品,请参阅专门出版物, NENG2500, "代理商维修工具目录"。

按照当地法规和要求处置所有液体。




    图 1g00522333

  1. 将软管 (2) 和 ( 4) 从电子控制模块上断开。

  2. 立即堵住所有开口。

  3. 松开六角头固定螺钉 ( 3) 直至可以断开发动机配线线束 ( 1)。

  4. 断开发动机配线线束 ( 1)。

  5. 松开六角头固定螺钉 ( 5) 直至可以断开机器配线线束 ( 6)。

  6. 断开电磁阀配线线束 ( 6) 。


    图 2g00522336

  7. 拆除下列项: 四个螺栓 (8) , 八个垫圈 (9) , 八个橡胶安装架 ( 11), 带 (7) 和 四个隔套。

  8. 拆下电子控制模块 ( 10)。

安装步骤


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 3g00522336

  1. 将电子控制模块 ( 10) 放置到缸体上。

  2. 安装下列项: 四个隔套, 八个橡胶安装架 ( 11), 四垫个圈 ( 9), 带 (7) 和 四个螺栓 (8) 。


    图 4g00522333

  3. 连接发动机配线线束 ( 1) 并拧紧六角头固定螺钉 ( 3)。

  4. 连接机器配线线束 ( 6) 并将六角头固定螺钉 ( 5) 拧紧至下列扭矩 2.25 ± 0.25 N·m (20 ± 2 lb in)

  5. 将软管 (2) 和软管 ( 4) 连接到电子控制模块 ( 10) 上。

    注: 关于电子控制模块拆解和组装的更多信息,请参阅 电子故障诊断与排除手册 , RENR1283。

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