5-23
VALVES AND VALVE SPRINGS
3. Eliminate:
• Carbon deposits
(from the valve face and valve seat)
4. Check:
• Valve face
Pitting/wear •Grind the valve face.
• Valve stem end
Mushroom shape or diameter larger than
the body of the valve stem
→
Replace the
valve.
5. Measure:
• Valve margin thickness “a”
Out of specification
→
Replace the valve.
Valve margin thickness
0.80-1.20 mm
(0.0315-0.0472 in)
6. Measure:
• Valve stem runout
Out of specification
→
Replace the valve.
NOTE:
• When installing a new valve, always replace
the valve guide.
• If the valve is removed or replaced, always re-
place the valve stem seal.
Valve stem runout
0.010 mm (0.0004 in)
EAS00240
CHECKING THE VALVE SEATS
The following procedure applies to all of the
valves and valve seats.
1. Eliminate:
• Carbon deposits
(from the valve face and valve seat)
2. Check:
• Valve seat
Pitting/wear
→
Replace the cylinder head.
3. Measure:
• Valve seat width “a”
Out of specification
→
Replace the cylinder
head.
Valve seat width
Intake
1.00-1.20 mm
(0.0394-0.0472 in)
Exhaust
1.00-1.20 mm
(0.0394-0.0472 in)
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a. Apply Mechanic’s blueing dye (Dykem) onto
the valve face.
b. Install the valve into the cylinder head.
c. Press the valve through the valve guide and
onto the valve seat to make a clear impres-
sion.
d. Measure the valve seat width.
NOTE:
Where the valve seat and valve face contacted
one another, the blueing will have been re-
moved.
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Содержание MT-03
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Страница 51: ...2 26 COOLING SYSTEM DIAGRAMS EAS00033 COOLING SYSTEM DIAGRAMS 5VK 5VK00 A 4 A B 4 3 2 1 2 3 1 A A A ...
Страница 53: ...2 28 COOLING SYSTEM DIAGRAMS 1 2 3 4 5 6 7 8 9 5 10 11 A B C ...
Страница 56: ...2 31 LUBRICATION CHART Pressure feed Splashed scavenge ...
Страница 57: ...2 32 LUBRICATION DIAGRAMS LUBRICATION DIAGRAMS A A 1 3 2 2 4 A A A A ...
Страница 58: ...2 33 LUBRICATION DIAGRAMS 1 Oil delivery hose 2 2 Oil strainer 3 Oil delivery hose 1 4 Oil tank ...
Страница 59: ...2 34 LUBRICATION DIAGRAMS A A A A 3 1 2 3 4 ...
Страница 60: ...2 35 LUBRICATION DIAGRAMS 1 Oil delivery pipe 2 2 Oil delivery pipe 1 3 Oil filter 4 Oil pump ...
Страница 61: ...2 36 LUBRICATION DIAGRAMS 1 7 2 3 4 5 6 A ...
Страница 63: ...2 38 LUBRICATION DIAGRAMS 1 6 5 4 3 2 ...
Страница 64: ...2 39 LUBRICATION DIAGRAMS 1 Camshaft 2 Oil delivery pipe 1 3 Oil filter 4 Main axle 5 Drive axle 6 Crankshaft ...
Страница 65: ...2 40 CABLE ROUTING CABLE ROUTING ...
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Страница 177: ...4 54 FRONT FORK WARNING Make sure the brake hoses are routed prop erly ...
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Страница 339: ...8 12 CHARGING SYSTEM 2 A C magneto 5 Rectifier regulator 7 Battery 8 Main fuse ...
Страница 341: ...8 14 CHARGING SYSTEM ...
Страница 355: ...8 28 COOLING SYSTEM ...
Страница 365: ...8 38 IMMOBILIZER SYSTEM ...
Страница 366: ...8 39 ELECTRICAL COMPONENTS EAS27970 ELECTRICAL COMPONENTS ...
Страница 368: ...8 41 ELECTRICAL COMPONENTS ...
Страница 370: ...8 43 ELECTRICAL COMPONENTS EAS27980 CHECKING THE SWITCHES ...
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Страница 397: ...COLOR CODE ...
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Страница 399: ...YAMAHA MOTOR ITALIA S P A ...
Страница 400: ...MT 03 2006 WIRING DIAGRAM ...