3500 Engines For Caterpillar Built Power Modules Caterpillar


Crankshaft Position for Fuel Injector Adjustment and Valve Lash Setting

Usage:

PM3508 BPY

表 1
从飞轮端观看到的标准旋向(逆时针)    
需要进行检查/调整的气缸    
发动机     1 号活塞处于上止点位置时的正确冲程 (1)     进气门     排气门     喷油器    
3508     压缩     1-2-6-8     1-2-3-7     3-4-5-7    
排气 3-4-5-7     4-5-6-8     1-2-6-8    
3512     压缩     1-3-6-7-10-12     1-4-5-6-9-12     2-4-5-8-9-11    
排气 2-4-5-8-9-11     2-3-7-8-10-11     1-3-6-7-10-12    
3516     压缩     1-2-5-7-8-12-13-14     1-2-3-4-5-6-8-9     3-4-6-9-10-11-15-16    
排气 3-4-6-9-10-11-15-16     7-10-11-12-13-14-15-16     1-2-5-7-8-12-13-14    
( 1 ) 将 1 号活塞置于上止点 (TC) 位置,然后确定正确的冲程。 请参考测试和调整, "确定 1 号活塞上止点位置"。 确定针对某一冲程的上止点位置,并进行对应于此冲程的正确的气缸的相应调整。 拆下正时螺栓。 沿发动机正常旋转方向将飞轮转动 360 度。 这将会把处于上止点 (TC) 位置的 1 号活塞置于其他冲程。 将正时螺栓安装到飞轮中,然后完成针对其余气缸的调整。

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