226B
系列柴油机维修保养手册
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Maintenance Manual for
226B
series Diesel Engine
R
● 检查调整气门间隙
Check and adjust the valve
clearance
13mm 套筒扳手
Tool：13mm sleeve wrench
拆下气缸盖罩
Dismantle the cylinder head cover.
慢慢转动柴油机，使飞轮壳上刻
线对准飞轮上的 OT 刻度线，此时使
第一缸活塞处于压缩行程的上止点位
置（一缸进排气阀处于关闭状态）。
Turn diesel engine slowly, make
the upper scale mark on flywheel
housing align the 0T scale mark on
flywheel, and at this time, let the piston
of the first cylinder be located in the top
dead center in the compression stroke
(intake and exhaust valves of Cylinder 1
closed).
