3500B Engines for Caterpillar Built Power Modules Caterpillar


Cylinder Head

Usage:

785C 1HW


图 1g02823736

表 1
技术规格 - 285-3086 缸盖总成和 101-0830 缸盖总成 
项目  数量  零件  技术规格说明 
130-2607 气门座镶圈  安装过程中,通过降低温度(参考温度: −60° C (−76° F))收缩气门座镶圈并将镶圈放到缸盖沉孔中。 
130-2608 气门座镶圈  安装过程中,通过降低温度(参考温度: −60° C (−76° F))收缩气门座镶圈并将镶圈放到缸盖沉孔中。 
3B-0623 杯塞  安装前,将 Loctite 11358 涂覆到杯塞的孔中。  
3B-0645 杯塞  安装前,将 Loctite 11358 涂覆到杯塞的孔中。  
杯塞的安装深度为 9.0 ± 0.5 mm (0.35 ± 0.02 inch)。 
杯塞的安装深度为 1.0 ± 0.5 mm (0.04 ± 0.02 inch)。 


图 2g02823737

表 2
项目  数量  零件  技术规格说明 
5B-7890 管道螺塞  组装前,使用 Loctite C5A 铜防咬合剂润滑螺纹。 
131-0420 缸盖紧固件总成.  按照下列步骤拧紧缸盖的螺栓:
1. 组装前,将清洁的发动机机油涂抹到螺栓的螺纹上。
2. 按图 2 中所示的数字顺序将螺栓 1 至螺栓 8 拧紧至扭矩 30 ± 5 N·m (22 ± 4 lb ft)
3. 按图 2 中所示的数字顺序将螺栓 1 至螺栓 8 再次拧紧至扭矩 200 ± 15 N·m (148 ± 11 lb ft)
4. 按图 2 中所示的数字顺序将螺栓 1 至螺栓 8 再次拧紧至扭矩 200 ± 15 N·m (148 ± 11 lb ft)
5. 将螺栓 1 至螺栓 8 按数字顺序转到 180 ± 5 度,如图 2 所示。
6. 只有在螺栓 1 至螺栓 8 达到最终扭矩后,才拧紧两只螺栓 (8)。
7. 将两个螺栓 (8) 拧紧至 55 ± 10 N·m (41 ± 7 lb ft)。 
131-0421 缸盖紧固件总成. 
5B-0213 螺栓 

Caterpillar Information System:

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