226B
系列柴油机维修保养手册
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Maintenance Manual for
226B
series Diesel Engine
R
6# 螺丝刀、14mm 梅花扳手
Tools：6#screwdriver and 14mm double
offset ring wrench
第一缸活塞位于压缩行程上止点位置。
The piston of 1
st
cylinder is at TDC of the
compression stroke．
此时调整四缸机第 1、2、3、6，六缸机
第 1、2、3、6、7、10（从曲轴皮带轮端数）气
门的间隙，用塞尺调整好间隙后拧紧摇臂锁
紧螺母，并复查气门间隙，直到达到要求为
止。
At this time, adjust the 1st, 2nd, 3rd and
6th valve clearances of 4-cylinder engine
and the 1st, 2nd, 3rd, 6th, 7th and 10th of
6-cylinder engine (from crankshaft pulley
end). Adjust the clearance by using the feeler
and tighten the lock nuts of the rock arm.
Recheck the valve clearance till it is qualified.
如步骤 A 所示检查或调整气门间隙 (I
表示进气，E 表示排气 )。
Check and adjust the valve clearance as
step A(I-air intake Valve E-air exhaust valve)
用塞尺调整好间隙后拧紧摇臂锁紧螺
母，并复查气门间隙，直到到要求为止。
Adjust the clearance by guage and tighten
the fixing nut of rocker arm，re-check the
clearance till it meets the requirement．
