In
检查气
损，测
Check
the va
outer d
values
进气：
Intake
排气：
Exhau
接触面
Mainte
surfac
注意
Note
如果
门座
更换
If th
roug
con
gua
valv
Inspe
检查摇
隙，如
隙偏大
Check
and th
any w
cleara
shall b
检查摇
则需更
Check
seriou
replac
气门和
spection of
气门是否弯曲
测量气门杆外
k the valve f
alve stem for
diameter of
s:
φ
4.96mm
e:
φ
4.96mm
φ
4.94mm
ust:
φ
4.94mm
面的宽度维修
enance limi
ce: 1.5mm
意：
e:
果气门接触面
座接触不正常
换气门。
he contact
gh, uneven
tact with v
arantee the
ve shall be r
摇臂
ection of Ro
摇臂是否有磨
如磨损、毁坏
大则均需更换
k the rocker
he rocker arm
wear and da
ance of rock
be replaced
摇臂轴是否有
更换新的摇臂
k the rocker
s wear, the
ced with a ne
和气门弹簧的
f Valve and
曲、烧伤或气
外径。维修极
for bending
r abnormal w
valve stem.
m
修极限值：
1.5
t value for
面很粗糙，磨
常，不能保证
surface o
nly abraded
valve seat,
sealing pe
replaced.
臂及摇臂轴的
ocker Arm a
Shaft
磨损、毁坏、
坏现象严重或
换新的摇臂。
r arm for w
m roller for a
amage or fo
ker arm rolle
with a new o
有磨损现象，
臂轴。
arm shaft fo
e rocker ar
ew one.
共
的检查
Valve Sprin
门杆有不正常
极限值：
and burnin
wear; measu
Maintenanc
5mm
width of c
磨蚀不均匀或
证密封性能，
of valve is
or in abno
, which ca
erformance
检查
and Rocker
摇臂滚轮的轴
摇臂滚轮的轴
wear and da
axial clearan
or excessive
er, the rocke
one.
如果磨损现象
or wear; in c
rm shaft sh
共
50
页
第
Page 10 of 5
ng
常的磨
g, and
ure the
ce limit
contact
或与气
均应
very
ormal
annot
e, the
r Arm
轴向间
轴向间
amage,
nce; for
e axial
er arm
象严重
case of
hall be
排气
标识
Exh
shaf
10
页
50
气摇臂轴
识
“P”
aust rocker arm
ft marked with "P"
排气摇臂
Exhaust
arm
进气摇臂轴
标识
“J”
Intake rocke
marked with
臂
t rocker
进气
Inta
er arm shaft
"J"
气摇臂
ake rocker arm
