3512B and 3516B Engines Caterpillar


Air Inlet and Exhaust Lines

Usage:

3512B 2EZ



图 1g00756632



图 2g00593641

螺栓拧紧顺序

(1) 螺塞

  1. 在螺纹上涂抹 4C-5598 高温防粘结剂 。

  1. 拧紧螺塞。

    扭矩 ... 20 ± 5 N·m (15 ± 4 lb ft)

(2) 螺栓

扭矩 ... 120 ± 20 N·m (90 ± 15 lb ft)

(3) 螺栓

按照以下步骤,拧紧后冷器的螺栓。

  1. 将密封组装到后冷器芯上。

  1. 临时用胶带固定住底部密封。 不要使用粘接剂、硅润滑剂或任何其它润滑剂来固定密封。

  1. 将装了密封的后冷器组装到进气歧管上。

  1. 检查底部密封,以确保其正确座入凹槽内。

  1. 安装后冷器盖。

  1. 检查顶部密封,以确保其正确座入凹槽内。

  1. 安装并手动拧紧盖螺栓。

  1. 按照数字顺序拧紧螺栓。

    扭矩 ... 24 N·m (18 lb ft)

  1. 按照数字顺序再次拧紧螺栓。

    扭矩 ... 47 N·m (35 lb ft)

  1. 拆下胶带。

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