3054E Industrial Engine Caterpillar


V-Belts - Remove and Install

Usage:

3054E 304

拆卸步骤




图 1g00932341

典型实例

  1. 如有必要,拆下将风扇护罩 (3) 紧固到风扇罩的调整螺钉 (6) 。 拆下风扇护罩 (3) 。

  1. 松开螺母 (1) 、卡箍螺钉 (4) 和调整螺钉 (7) 。 将交流发电机 (2) 滑向发动机。

    注: 如果调整螺钉上的螺母 (1) 松动,拆下螺母并废弃螺母。

  1. 绕风扇转动 V 型皮带 (5) 并拆下 V 型皮带。

    注: 切勿只更换一条 V 型皮带。 务必更换整套的 V 型皮带,如果配备。

安装步骤




图 2g00932341

典型实例

  1. 将 V 型皮带 (5) 安装在风扇后正确的皮带轮上。

  1. 移动交流发电机 (2) 远离发动机来调整 V 形皮带 (5) 上的张力。 设定了正确的皮带张力后,拧紧卡箍螺钉 (4) 至扭矩 78 N·m (58 lb ft)。 有关 V 形皮带的正确张力,请参阅测试与调整, "V 形皮带 - 测试"。

    注: 如果不能用量规检查 V 型皮带,在最长自由长度的中心按下 V 型皮带,检查挠度。 在压力适中的情况下,V 形皮带的挠度为 10.0 mm (0.40 in)。

  1. 拧紧调整螺钉 (7) 至扭矩为 22 N·m (16 lb ft)。

  1. 如有必要,安装新的螺母 (1) 。 拧紧螺母至扭矩为 22 N·m (16 lb ft)。

  1. 如果之前拆下了风扇护罩,将风扇护罩 (3) 定位到风扇罩上。 安装将风扇护罩紧固至风扇罩的调整螺钉 (6) 。

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