657G Wheel Tractor-Scraper Engine Supplement Caterpillar


Engine - Remove

Usage:

657G W1B

拆卸步骤

表 1
所需工具    
工具     零件号     零件名称     数量    
A     1U-9200     杠杆式拔拉起重机     1    
138-7574 连杆支架     1    
B     6U-3145     钢条     1    

开始:

  1. 拆下发动机罩。 请参阅拆解和组装, "发动机罩 - 拆卸 "。
  2. 拆下消声器。 请参阅拆解和组装, "消声器 - 拆卸和安装 "。
  3. 拆下曲轴箱防护罩。 请参阅拆解和组装, " 曲轴箱防护罩 - 拆卸和安装"。
  4. 拆下散热器模块。 请参阅拆解和组装, "散热器模块 - 拆卸 "。


注意

在检验、保养、测试、调整及维修发动机时,请小心确保盛接流出的液体。 在打开或拆解任何储有液体的部件之前,要准备好合适的容器收集液体。

有关适合收集和盛接卡特彼勒产品上的液体的工具和供应品,请参阅专门出版物, NENG2500, "卡特彼勒代理商工具目录"。

按照本地法规和条例处置所有液体。


注: 清洁度是一项重要的因素。 拆解步骤开始之前,应彻底清洁部件外部。 这将有助于防止脏污进入内部机构。

注: 为便于安装,在所有管路、所有软管、所有导线及所有管上做出识别标记。 插接好所有线路、软管和管路。 这将有助于防止液体泄漏和有助于防止污染物进入系统。

  1. 将蓄电池断路开关转到断开 (OFF) 位置。



    图 1g01277335

  1. 打开气门 (1) 。



    图 2g01277337

  1. 关闭阀 (2) 。



    图 3g01277338

  1. 断开软管 (3) 。



    图 4g01277340

  1. 断开软管组件 (4) 、 (5) 和 (6) 。



    图 5g01277350

  1. 断开电缆组件 (8) 。 断开软管组件 (7) 。



    图 6g01277352

  1. 断开线束组件 (9) 。



    图 7g01277353

  1. 断开线束组件 (10) 。



    图 8g01277357

  1. 断开软管组件 (11) 。



    图 9g01277358

  1. 断开线束组件 (13) 。 拆下螺栓 (14) 。 将支架组件 (12) 放在一边。



    图 10g01277360

  1. 断开软管 (15) 。 断开软管组件 (16) 。



    图 11g01277361

  1. 将工具 (A) 和适当的起吊设备连接到分动器壳体 (17) 上。 分动器 (17) 的重量约为 376 kg (830 lb)。



    图 12g01277363

  1. 拆下螺栓 (18) 。



    图 13g01277365

  1. 将工具 (B) 和适当的起吊设备连接到发动机 (19) 上。 发动机 (19) 的重量约为 2041 kg (4500 lb)。



    图 14g01277366

  1. 拆下螺栓 (20) 和 (21) 。 拆下盖 (23) 。 拆下支架 (22) 。



    图 15g01277367

  1. 拆下螺栓 (24) 。



    图 16g01277368

  1. 拆下发动机 (19) 。

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