5-20
VALVES AND VALVE SPRINGS
EAS00237
REMOVING THE VALVES
The following procedure applies to all of the
valves and related components.
NOTE:
Before removing the internal parts of the cylin-
der head (e.g., valves, valve springs, valve
seats), make sure the valves properly seal.
1. Check:
• Valve sealing
Leakage at the valve seat
→
Check the valve
face, valve seat, and valve seat width.
Refer to “CHECKING THE VALVE SEATS”.
▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼
a. Pour a clean solvent “a” into the intake and
exhaust ports.
b. Check that the valves properly seal.
NOTE:
There should be no leakage at the valve seat “1”.
2. Remove:
• Valve cotters
NOTE:
Remove the valve cotters by compressing the
valve spring with the valve spring compressor
“1” and the valve spring compressor attach-
ment “2”.
Valve spring compressor
90890-04019
Valve spring compressor
attachment
90890-01243
3. Remove:
• Valve spring retainer “1”
• Valve spring “2”
• Valve stem seal “3”
• Valve spring seat “4”
• Valve “5”
NOTE:
Identify the position of each part very carefully
so that it can be reinstalled in its original place.
EAS00239
CHECKING THE VALVES AND VALVE
GUIDES
The following procedure applies to all of the
valves and valve guides.
1. Measure:
• Valve-stem-to-valve-guide clearance
Valve-stem-to-valve-guide clearance =
Valve guide inside diameter “a” –
Valve stem diameter “b”
Out of specification
→
Replace the valve
guide.
▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼
Содержание XT660Z 2008
Страница 1: ...SERVICE MANUAL 2008 11D F8197 E0 XT660Z ...
Страница 8: ......
Страница 24: ......
Страница 44: ...2 20 TIGHTENING TORQUES Cylinder head tightening sequence 2 4 3 1 ...
Страница 52: ...2 28 COOLING SYSTEM DIAGRAMS EAS00033 COOLING SYSTEM DIAGRAMS 5VK 5VK00 A 4 A B 4 3 2 1 2 3 1 A A A ...
Страница 54: ...2 30 COOLING SYSTEM DIAGRAMS 1 2 3 4 5 6 7 9 10 11 12 5 8 11 A ...
Страница 57: ...2 33 LUBRICATION DIAGRAMS LUBRICATION DIAGRAMS 1 A A A A B B B A A B 3 2 2 4 1 1 5 5 ...
Страница 59: ...2 35 LUBRICATION DIAGRAMS A A A A 3 1 2 3 4 ...
Страница 60: ...2 36 LUBRICATION DIAGRAMS 1 Oil delivery pipe 2 2 Oil delivery pipe 1 3 Oil filter 4 Oil pump ...
Страница 61: ...2 37 LUBRICATION DIAGRAMS 1 7 2 3 4 5 6 A ...
Страница 63: ...2 39 LUBRICATION DIAGRAMS 1 6 5 4 3 2 ...
Страница 64: ...2 40 LUBRICATION DIAGRAMS 1 Camshaft 2 Oil delivery pipe 1 3 Oil filter 4 Main axle 5 Drive axle 6 Crankshaft ...
Страница 65: ...2 41 CABLE ROUTING CABLE ROUTING ...
Страница 67: ...2 43 CABLE ROUTING ...
Страница 69: ...2 45 CABLE ROUTING ...
Страница 71: ...2 47 CABLE ROUTING ...
Страница 73: ...2 49 CABLE ROUTING ...
Страница 75: ...2 51 CABLE ROUTING ...
Страница 77: ...2 53 CABLE ROUTING ...
Страница 79: ...2 55 CABLE ROUTING ...
Страница 81: ...2 57 CABLE ROUTING ...
Страница 83: ...2 59 CABLE ROUTING ...
Страница 84: ...2 60 CABLE ROUTING 1 Bolt union 2 Brake hose 3 Rear stop switch 4 Clamp hose A Add Loctite 243 ...
Страница 176: ...4 56 FRONT FORK WARNING Make sure the brake hoses are routed prop erly 1 2 3 ...
Страница 270: ......
Страница 284: ......
Страница 301: ...7 17 FUEL INJECTION SYSTEM WIRING DIAGRAM ...
Страница 324: ......
Страница 327: ...8 1 IGNITION SYSTEM EAS27090 IGNITION SYSTEM EAS27110 CIRCUIT DIAGRAM ...
Страница 331: ...8 5 ELECTRIC STARTING SYSTEM EAS27160 ELECTRIC STARTING SYSTEM EAS27170 CIRCUIT DIAGRAM ...
Страница 337: ...8 11 CHARGING SYSTEM EAS27200 CHARGING SYSTEM EAS27210 CIRCUIT DIAGRAM ...
Страница 338: ...8 12 CHARGING SYSTEM 2 A C magneto 5 Rectifier regulator 7 Battery 8 Main fuse ...
Страница 340: ...8 14 CHARGING SYSTEM ...
Страница 341: ...8 15 LIGHTING SYSTEM EAS27240 LIGHTING SYSTEM EAS27250 CIRCUIT DIAGRAM ...
Страница 345: ...8 19 SIGNALING SYSTEM EAS27270 SIGNALING SYSTEM EAS27280 CIRCUIT DIAGRAM ...
Страница 351: ...8 25 COOLING SYSTEM EAS00807 COOLING SYSTEM CIRCUIT DIAGRAM ...
Страница 354: ...8 28 COOLING SYSTEM ...
Страница 355: ...8 29 IMMOBILIZER SYSTEM ET5YU1002 IMMOBILIZER SYSTEM ET5YU1003 CIRCUIT DIAGRAM ...
Страница 364: ...8 38 IMMOBILIZER SYSTEM ...
Страница 365: ...8 39 ELECTRICAL COMPONENTS EAS27970 ELECTRICAL COMPONENTS ...
Страница 367: ...8 41 ELECTRICAL COMPONENTS ...
Страница 369: ...8 43 ELECTRICAL COMPONENTS EAS27980 CHECKING THE SWITCHES ...
Страница 388: ......
Страница 390: ......
Страница 396: ...COLOR CODE ...
Страница 397: ......
Страница 398: ...YAMAHA MOTOR ITALIA S P A ...
Страница 399: ...XT660Z 2008 WIRING DIAGRAM ...