C15 and C18 Engines for Caterpillar Built Machines Caterpillar


Inlet Module (Catalyst) - Remove and Install

Usage:

826K 232

拆卸步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
Loctite 镍基抗咬合润滑剂 

------ WARNING! ------

高温发动机部件可能导致灼伤。 进行发动机保养之前让发动机和部件冷却下来。


------ WARNING! ------

在处理用过的柴油微粒滤清器或催化转化器消声器时,请配戴护目镜、手套、防护服以及经过职业安全与健康管理局(NIOSH)批准的 P95 或 N95 半面式防尘面罩。 否则可能造成人身伤害。




    图 1g03392235

  1. 拆下温度传感器 (3)。 断开管组件 (4)。 松开卡箍 (1),然后断开扎带 (2)。


    图 2g03385036

  2. 断开带夹 (6),然后拆下进气模块(催化剂) (5)。

安装步骤

注: 当安装新的进气模块(催化剂)或清洁的进气模块(催化剂)时,必须执行 DOC 复位。 有关正确的步骤,请参阅专门说明书, REHS8180, "后处理 - 对配备柴油微粒滤清器(DPF)、柴油氧化催化剂(DOC)和选择性催化还原(SCR)滤清器"的 Tier 4 Final 产品进行滤清器的保养。

  1. 按与拆卸相反的顺序安装进气模块(催化剂) (5)。


      图 3g03382086
      朝向进气模块组件。

    1. 安装卡箍 (1) 至尺寸 (Y)。 尺寸 (Y) 为 30° ± 5°。 将卡箍 (1) 拧紧至扭矩为 60 ± 5 N·m (44 ± 4 lb ft)


      图 4g03381770
      典型示例

      注: 切勿使用电动工具拧紧扎带 (2)。

    2. 沿距离 (Z) 将工具 (A) 涂抹到扎带 (2) 的螺纹上。 距离 (Z) 高出耳轴 25 mm (1.0 in)。 将扎带 (2) 拧紧至扭矩为 15 + 3 - 0 N·m (133 + 27 - 0 lb in)


      图 5g03381887
      组装时就位的带夹 (6) 的剖面图。

      注: 切勿使用电动工具拧紧带夹 (6)。

    3. 确认球头 (G) 的球头座不接触球 (F) 的半径。 定位带夹 (6),然后用手带紧带夹 (6)。 带夹 (6) 应当位于接头的中央。

    4. 尺寸 (D) 与尺寸 (E) 应该相等,相差范围在 2.0 mm (0.08 in) 以内。 沿带夹 (6) 四周以 90° 的间隔重复测量。 必要时,调整带夹 (6)。

    5. 将带夹 (6) 拧紧至扭矩为 35 ± 2 N·m (26 ± 1 lb ft)

    6. 将工具 (A) 涂抹到温度传感器 (3) 的螺纹上。 将温度传感器 (3) 拧紧至扭矩为 45 ± 5 N·m (33 ± 4 lb ft)

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