120H and 135H Motor Graders Machine Systems Caterpillar


Blower Motor (Air Conditioner and Heater) - Remove and Install

Usage:

120H 124

拆卸步骤

开始:

  1. 拆下座椅。 请参阅拆解和组装, "座椅 - 拆卸和安装"。



    图 1g00836463

  1. 拆下两个面板 (1) 。



    图 2g00929057

  1. 拆下三个螺栓 (3) 。 断开五个线束组件 (2) 。 断开空调压力开关 (2A) 。 卸下壳体组件。



    图 3g00836467

  1. 拆下三个螺母 (5) 。 拆下夹子 (4) 。 拆下车轮 (6) 。

  1. 对于另一侧,重复步骤 3。



    图 4g00930591

  1. 卸下锁紧螺母 (7) 。 拆下风扇马达 (8) 。

安装步骤




    图 5g00930591

  1. 安装风扇马达 (8) 。 安装锁紧螺母 (7) 。 拧紧锁紧螺母至扭矩为 4.5 ± 0.5 N·m (39.80 ± 4.40 lb in)。



    图 6g00836467

  1. 安装车轮 (6) 。 安装夹子 (4) 。 安装三个螺母 (5) 。

  1. 对于另一侧,重复步骤 2。



    图 7g00929061

  1. 安装壳体组件。 连接空调压力开关 (2A) 。 连接五个线束组件 (2) 。 安装三个螺栓 (3) 。 将三个螺栓拧紧至扭矩为 25 ± 4 N·m (18.4 ± 2.9 lb ft)。



    图 8g00836463

  1. 安装两个面板 (1) 。

End By: 安装座椅。 请参阅 拆解和组装, "座椅 - 拆卸和安装"。

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