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226B
系列柴油机维修保养手册
Maintenance Manual for
226B
series Diesel Engine
R
第三步：整机气缸盖螺栓拧紧顺序为：
Step 3: The tightening sequence of the cylinder head bolts in the whole engine is as follows:
3 缸机：2-1-3
3-cylinder engine: 2-1-3
4 缸机：2-3-4-1
4-cylinder engine: 2-3-4-1
6 缸机：3-4-5-2-1-6
6-cylinder engine: 3-4-5-2-1-6
并应按第二步规定分 3 次拧紧
And as per Step 2, the course of screw-down shall be carried out in three times.
注意：每个拧紧过程螺栓本身伸长了0.2～0.6mm，多次使用后，其长度只允许到160.5mm，超
过了这个长度就要更换新螺栓。
Caution: In every tightening, the bolt itself has an extension of 0.2-0.6 mm in length. In spite of
its repeated use, its length cannot be over 160.5 mm, if so, it must be replaced with a new one.
