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3
、
再用气门拆卸器压下气门弹簧，然后将气门
锁夹装入气门弹簧座内。
Press down the valve spring with the valve
extractor, and then mount the valve collet
in the valve spring retainer.
注意：
Note:
1
、
为防止气门弹簧产生永久形，不能过分地
压缩弹簧，以能装入气门锁夹即可。
To avoid permanent deformation of
valve spring, it shall not be pressed
excessively but as moderately as the
valve collet can be mounted.
2
、
锁夹需正确卡入气门的环槽内，安装好后
用胶榔头从气门轴向轻搞击气门上座，确
保锁夹安装到位。
Mount the collet properly into the
circular valve groove, and then tap
the upper valve seat slightly and
axially from the valve, to ensure the
collet is mounted in position.
4
、
对组装好的汽缸头组合进行气密性检测，若
汽缸头组合无泄露则可进行下一步操作。
Carry out the airtightness detection of the
assembled cylinder head assembly; if no
leakage is found, the next step of operation
can be executed.
6
、
将张紧板安装到缸头上。
Mount the tensioning plate onto the
cylinder head.
