C13, C15, and C18 Tier 4 Final Engines Caterpillar


Gear Group (Front)

Usage:

826K 232


图 1g03344812


图 2g03344855

表 1
366-0232 前齿轮总成的技术规格 
项目  数量  零件  技术规格说明 
031-3185 螺栓  按照图 2 中所示的数字顺序 1、4、2、5、3、6、1、4,将螺栓拧紧至扭矩为 240 ± 40 N·m (177 ± 30 lb ft)。 

表 2
项目  数量  零件  技术规格说明 
拧紧枢轴螺栓前,用仪表对凸轮轴齿轮和齿轮组件的中心之间的距离 (B) 进行设置,以便获得 0.216 ± 0.114 mm (0.0085 ± 0.0045 in) 的齿轮齿隙。 
6V-3677 定位销  新定位销的延伸量为 12.5 ± 0.5 mm (0.49 ± 0.02 in)。 
361-8240 凸轮轴齿轮  凸轮轴齿轮后端面上的 103-0126 定位销的延伸量为 8.0 ± 0.5 mm (0.31 ± 0.02 in)。 
0S-1571 螺栓  拧紧至扭矩为 66 ± 6 N·m (49 ± 4 lb ft)。 
102-5861 止推片  厚度为 5.000 ± 0.025 mm (0.1968 ± 0.0009 in)。 
117-8801 O 形密封圈  在装配前,用按 50/50 比例混合的 8T-2998 润滑剂和清洁的发动机机油稍微润滑孔。 
417-4617 惰轮组件  安装后, 417-4618 衬套中用于安装枢轴的孔径为 50.857 ± 0.013 mm (2.0022 ± 0.0005 in)
衬套的安装深度为 2.5 ± 0.5 mm (0.09 ± 0.02 in)。 
151-5966 枢轴组件  直径为 50.800 ± 0.013 mm (2.0000 ± 0.0005 in)
6I-3623 定位销的延伸长度为 4.5 ± 0.5 mm (0.18 ± 0.02 in)。 
417-4615 惰轮组件  安装后, 417-4616 衬套中的孔径为 50.857 ± 0.130 mm (2.0022 ± 0.0051 in)
衬套的安装深度为 1.5 ± 0.5 mm (0.06 ± 0.02 in)。 
158-3416 枢轴  直径为 50.800 ± 0.013 mm (2.0000 ± 0.0005 in)。 


图 3g03344857
剖面 D-D


图 4g03344813

表 3
项目  数量  零件  技术规格说明 
10  361-8233 齿轮组组件  安装后, 128-2661 衬套中的孔径为 63.566 ± 0.013 mm (2.5026 ± 0.0005 in)
安装深度为 2.8 ± 0.5 mm (0.11 ± 0.02 in)。 
11  197-4971 枢轴  新枢轴的直径为 63.500 ± 0.013 mm (2.5000 ± 0.0005 in)。 
12  2J-3118 锁紧螺栓  按照图 4 中所示的数字顺序 1、3、4、5、2、1、3、4、5、1,将螺栓拧紧至扭矩为 55 ± 10 N·m (41 ± 7 lb ft)。 
13  112-9217 止推片  将止推片的油槽朝向齿轮组件的端面安装。
厚度为 4.00 ± 0.25 mm (0.157 ± 0.009 in)。 
14  0S-1571 螺栓  拧紧至扭矩为 55 ± 10 N·m (41 ± 7 lb ft)。 


图 5g03349381

表 4
项目  数量  零件  技术规格说明 
15  6I-3624 止推片  将止推片的油槽朝向齿轮组件的端面安装。
厚度为 4.00 ± 0.25 mm (0.157 ± 0.009 in)。 
16  5P-4142 锁紧螺栓  拧紧至扭矩为 55 ± 10 N·m (41 ± 7 lb ft)。 
17  10  9S-8752 全高螺母  当松开任何螺母以进行维修时,参考以下步骤:

1. 拆下螺母。
2. 用钢丝刷清洁螺母。
3. 在装配前,将蓝色 Loctite 242 涂覆到螺纹上。
4. 将螺母拧紧至扭矩为 55 ± 10 N·m (41 ± 7 lb ft)。 
18  10  126-1756 锁紧螺栓  当松开任何螺栓以进行维修时,参考以下步骤:

1. 拆下螺栓。
2. 用钢丝刷清洁螺栓。
3. 在装配前,将蓝色 Loctite 242 涂覆到螺纹上。
允许使用预先涂覆了螺纹锁固胶的新螺栓。
4. 拧紧螺栓至扭矩为 30 ± 7 N·m (266 ± 62 lb ft)。 

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