2-5
MAINTENANCE SPECIFICATIONS
"D" margin thickness (IN)
1 mm (0.0394 in)
0.85 mm (0.033
in)
"D" margin thickness (EX)
1 mm (0.0394 in)
0.85 mm (0.033
in)
Stem outside diameter (IN)
4.475–4.490 mm (0.1762–0.1768 in)
4.445 mm
(0.1750 in)
Stem outside diameter (EX)
4.965–4.980 mm (0.1955–0.1961 in)
4.935 mm
(0.1943 in)
Guide inside diameter (IN)
4.500–4.512 mm (0.1772–0.1776 in)
4.550 mm
(0.1791 in)
Guide inside diameter (EX)
5.000–5.012 mm (0.1969–0.1973 in)
5.050 mm
(0.1988 in)
Stem-to-guide clearance (IN)
0.010–0.037 mm (0.0004–0.0015 in)
0.08 mm (0.003
in)
Stem-to-guide clearance (EX)
0.020–0.047 mm (0.0008–0.0019 in)
0.10 mm (0.004
in)
Stem runout limit
----
0.01 mm
(0.0004 in)
Valve spring:
Free length (IN)
39.46 mm (1.55 in)
38.46 mm (1.51
in)
Free length (EX)
37.61 mm (1.48 in)
36.61 mm (1.44
in)
Set length (valve closed) (IN)
27.87 mm (1.10 in)
----
Set length (valve closed) (EX)
28.38 mm (1.12 in)
----
Compressed force (installed) (IN)
130.2–149.8 N at 27.87 mm (13.28–15.28
kg at 27.87 mm, 29.27–33.68 lb at 1.10 in)
----
Compressed force (installed) (EX)
123.1–141.7 N at 28.38 mm (12.55–14.45
kg at 28.38 mm, 27.67–31.85 lb at 1.12 in)
----
Tilt limit* (IN)
----
2.5°/1.7 mm
(2.5°/0.067 in)
Tilt limit* (EX)
----
2.5°/1.6 mm
(2.5°/0.063 in)
Item
Standard
Limit
Содержание 2011 WR450FA
Страница 4: ......
Страница 12: ...1 2 LOCATION OF IMPORTANT LABELS EUROPE ...
Страница 13: ...1 3 LOCATION OF IMPORTANT LABELS AUS NZ ZA ...
Страница 49: ...2 18 TIGHTENING TORQUES ...
Страница 51: ...2 20 LUBRICATION DIAGRAMS 1 Intake camshaft 2 Exhaust camshaft A To main axle B From oil pump ...
Страница 90: ...3 31 ELECTRICAL Charging method using a variable voltage charger ...
Страница 91: ...3 32 ELECTRICAL Charging method using a constant voltage charger ...
Страница 108: ...5 5 CARBURETOR 13 Bracket cylinder head breather pipe 1 14 Carburetor joint 1 Order Part name Q ty Remarks ...
Страница 125: ...5 22 CYLINDER HEAD 3 Install Bolt cylinder head 1 Bolt cylinder head 10 Nm 1 0 m kg 7 2 ft lb ...
Страница 144: ...5 41 OIL PUMP 15 Oil pump drive shaft 1 16 Rotor housing 1 Order Part name Q ty Remarks ...
Страница 230: ...PRINTED IN JAPAN E PRINTED ON RECYCLED PAPER YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN ...