3500 Engines Caterpillar


Heat Exchanger - Remove and Install - Dynamic Gas Blending

Usage:

3516C 9F4

拆卸步骤

开始:

  1. 拆下燃油控制执行器。

  2. 拆下燃气压力调节器。

  3. 拆下燃气切断阀。

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

热的冷却液、蒸汽和碱会造成人身伤害。

在工作温度下,发动机冷却液是热的而且处在压力下。 散热器和所有到加热器的管路或发动机中都有热的冷却液或蒸汽。 与它们的任何接触都会造成严重烫伤。

只有当发动机停机且冷却系统压力盖已经冷却到可以徒手触摸时,再慢慢拆下冷却系统压力盖以释放压力。

不要试图在冷却液还热的时候去拧紧软管接头,软管会脱落而造成灼伤。

警告:冷却系统的冷却液添加剂含碱。 应避免它与皮肤和眼睛接触。


  1. 有关正确的排放和加注步骤,请参阅操作和保养手册冷却系统冷却液(ELC)- 更换。


    图 1g03341453

  2. 拆下螺栓 (1),然后拆下支架 (2)。 断开软管组件 (3)。


    图 2g03341581

  3. 用适当的起吊设备拆下热交换器 (7) 和支架 (6)。 组装的支架 (6) 和热交换器 (7) 重量约为 91 kg (200 lb)。 拆下螺栓 (4) 和 (5),然后拆下支架 (6) 和热交换器 (7)。


    图 3g03341553

  4. 拆下螺栓 (8),然后将支架 (6) 从热交换器 (7) 上分离。


    图 4g03341610

  5. 将螺栓 (9) 和板组件 (10) 从热交换器 (7) 上拆下。 将螺栓 (11) 和管接头弯头组件 (12) 从热交换器 (7) 上拆下。

安装步骤

  1. 按与拆卸相反的顺序安装热交换器 (7)。

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