735, 740 GC, 740 EJECTOR, 745 Articulated Trucks Engine Supplement Caterpillar


Diesel Particulate Filter - Remove and Install

Usage:

745 3F6

拆卸步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
Loctite 镍基防咬合剂 

------ 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 1g03698689

  1. 拆下面板 (1)。


    图 2g03698693

  2. 松开卡箍 (2)。


    图 3g03698698

  3. 断开管组件 (3) 和传感器 (4)。

  4. 拆下并废弃卡箍 (7)。 拆下螺母 (5)。

  5. 从柴油微粒滤清器上分离进口盖 (6)。


    图 4g03698849

  6. 断开管子组件 (9)。

  7. 拆下并废弃卡箍 (8)。 拆下螺母 (10)。

  8. 松开卡箍 (11) 并分离出口盖 (12)。


    图 5g03698862

  9. 柴油微粒滤清器 (13) 的重量大约为 24 kg (52 lb)。 由两个人一起拆卸柴油微粒滤清器 (13)。

安装步骤

  1. 按与拆卸相反的顺序安装柴油微粒滤清器 (13)。

    1. 更换卡箍 (8) 和 (7),并拧紧至扭矩为 60 ± 5 N·m (44 ± 4 lb ft)

    2. 将卡箍 (11) 和 (2) 拧紧至扭矩为 35 ± 2 N·m (26 ± 2 lb ft)。 不要使用冲击扳手拧紧卡箍。

    3. 将螺母 (10) 和 (5) 拧紧至扭矩为 15 + 3 N·m (133 + 27 lb in)。 保持 4.0 mm (0.16 inch) 的最小环路间隙,安装并拧紧卡箍。

    4. 在传感器 (4) 的螺纹上涂覆工具 (A)。

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