390F Excavator C18 Engine Supplement Caterpillar


Turbocharger - Remove and Install

Usage:

390F HNG

拆卸步骤

表 1
所需工具    
工具     零件号     零件描述     数量    
A     −     Loctite 防粘结剂 (C5-A)     −    



    图 1g03628518

  1. 拆下护罩 (1) 。 断开管组件 (2) 。 断开软管组件 (3) 。



    图 2g03628683



    图 3g03660882


    注意

    不遵守下列规定程序可能导致零件损坏。

    为了避免损坏零件,总是确认和标记零件,以便零件可以安装在相同的位置。


    ------ CAUTION! ------

    波纹管的末端很锋利。 如果波纹管处理不妥当,可能会发生伤害。 通过波纹部位拿住波纹管。


    注: 请参阅专门说明书, REHS1728, "波纹管应用指南",以了解机器上所配备波纹管处理方面的更多信息。

    注: 确保所有主要表面清洁无碎屑。

  1. 松开卡箍 (4) 。 断开所有管组件 (5) 。



    图 4g03628717

  1. 断开管组件 (6) 、 (7) 和 (8) 。



    图 5g03628758

  1. 拆下螺母 (9) 并弃置。 由两人拆下涡轮增压器 (10) 。 涡轮增压器 (10) 的重量约为 31 kg (70 lb)。 拆下密封垫 (11) 。

安装步骤

  1. 按与拆卸相反的顺序安装涡轮增压器 (10) 。

    1. 将工具 (A) 涂抹到螺柱和螺母 (9) 的螺纹上。 拧紧螺母 (9) 至扭矩为 70 ± 5 N·m (52 ± 4 lb ft)。

    1. 将卡箍 (4) 拧紧至扭矩为 12 ± 4 N·m (106 ± 35 lb in)。

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