Yamaha TW200 Service Manual page 119

ENGINE ASSEMBLY AND ADJUSTMENT
I
ENG
I' ..
I
VALVE, ROCKER ARM AND CAMSHAFT
CD
Valve retainer
®
Adjuster
C2)
Spring seat
@
Locknut
@
Oil seal
@
Rocker arm shaft (Exhaust)
@
Valve spring (Inner)
@
Rocker arm shaft (Intake)
@
Valve spring (Outer)
@
Camshaft
®
Spring seat
@
Camshaft housing
OJ
Valve (Intake)
®
Valve (Exhaust)
®
Rocker arm
VALVE CLEARANCE (COLD):
A Intake: 0.05-0.09 mm (0.002-0.004 in)
Exhaust:
0.11-0.15 mm (0.004-0.006
in)
4
14 Nm (1.4
m-kg,
10 ft·lb)
8 C STEM RUNOUT LIMIT:
0.01 mm (0.0004 in)
~
La
Nm (0.8 m-kg, 5.8 ft·lb)
.- 1
~~
e
~
/'
~~
1
14 Nm (1.4
m.kg, 10 ft·lb)
I
VALVE SEAT WIDTH:
0.9-1.1 mm (0.035-0.043 in)
VALVE SPRING TILT
LIMIT:
1
Inner spring:
B
2.5
0 or
1.6 mm
(0.063 in)
Outer spring
~ ~
2.5
0
or 1.6 mm (0.63 in)
@'
~
1
1
.".
~
..
~
..
~ ~
: V)J(,
..
~ ..
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