3612 and 3616 Engines Caterpillar


Turbocharger Cartridge - Remove

Usage:

3616 1PD

NA 297 涡轮增压器芯的拆卸步骤

开始:

  1. 拆下涡轮增压器。 请参阅拆解和组装, "涡轮增压器 - 拆卸"。


注意

检查涡轮增压器铭牌了解型号。 如果涡轮增压器铭牌上的型号或类型为 NA 297 或 Napier 297,使用 NA 297 涡轮增压器芯的拆卸步骤。


注: 在拆卸涡轮增压器芯之前,必须支撑气体出口壳体。 如果不固定壳体,有可能严重损坏壳体和涡轮。




    图 1g01288116

  1. 将绝缘层 (1) 从涡轮增压器上拆下。

  1. 断开速度传感器连接。

  1. 如有必要,断开涡轮增压器清洗组件。

  1. 如有必要,拆卸备用的机油排放管。

  1. 如有必要,断开备用的供油装置。



    图 2g01288117

  1. 将适当的起吊设备连接在轴承壳体 (2) 上。

  1. 拆下连接轴承壳体 (2) 和气体出口壳体 (3) 的安全螺栓。

  1. 拆下连接压缩器壳体和气体出口壳体 (3) 的螺母和垫圈。

  1. 抬起涡轮增压器以支撑重量。 涡轮增压器的重量约为 400 kg (880 lb)。



    图 3g01288303

  1. 拆下安装螺栓 (4) 。

    注: 确保涡轮增压器芯保持水平。 如果涡轮增压器芯无法保持水平,将可能导致损坏。

    注: 可以使用推杆螺栓将涡轮增压器芯从气体出口壳体 (3) 上拆下。




    图 4g01288301

  1. 将涡轮增压器芯 (5) 从气体出口壳体 (3) 上拆下。

    注: 可以从涡轮增压器端拆下喷嘴。

  1. 将有头螺钉和锁紧垫圈从护罩组件上拆下。

  1. 将其余的有头螺钉和锁紧垫圈从护罩组件上拆下。 拆下护罩组件。

  1. 拆下固定喷嘴的有头螺钉和锁紧垫圈。

  1. 现在可以拆下喷嘴、清洁喷嘴并检查其是否损坏。

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