SPEC
2 - 6
MAINTENANCE SPECIFICATIONS
Stem runout limit
----
0.01 mm
(0.0004 in)
Valve seat width
IN
0.9 ~ 1.1 mm
(0.0354 ~ 0.0433 in)
1.6 mm
(0.0630 in)
EX
0.9 ~ 1.1 mm
(0.0354 ~ 0.0433 in)
1.6 mm
(0.0630 in)
Valve spring:
Free length
IN
37.81 mm (1.49 in)
35.9 mm
(1.41 in)
EX
37.54 mm (1.48 in)
35.7 mm
(1.41 in)
Set length (valve closed)
IN
29.13 mm (1.15 in)
----
EX
29.30 mm (1.15 in)
----
Compressed pressure
(installed)
IN
99 ~ 114 N
(10.1 ~ 11.6 kg, 22.27 ~ 25.57 lb)
----
EX
126 ~ 144 N
(12.9 ~ 14.7 kg, 28.44 ~ 32.41 lb)
----
Tilt limit
IN
----
2.5˚/ 1.7 mm
(2.5˚/0.067 in)
EX
----
2.5˚/1.6 mm
(2.5˚/0.063 in)
Direction of winding
(top view)
IN
Clockwise
----
EX
Clockwise
----
Piston:
Piston to cylinder clearance
0.040 ~ 0.065 mm
(0.0016 ~ 0.0026 in)
0.1 mm
(0.004 in)
Piston size “D”
76.955 ~ 76.970 mm
(3.0297 ~ 3.0303 in)
----
Measuring point “H”
8 mm (0.31 in)
----
Piston off-set
0.5 mm (0.020 in)/IN-side
----
Item
Standard
Limit
*
H
D
Содержание YZ250F(P)/LC
Страница 312: ...4 28 ENG 7 Install Oil tank breather hose Cylinder head breather hose Spark plug T R 13 Nm 1 3 m kg 9 4 ft lb CAMSHAFTS...
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Страница 666: ...PRINTED IN JAPAN 2001 8 1 7 1 CR E F G H PRINTED ON RECYCLED PAPER YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN...