VALVES AND VALVE SPRINGS
5-34
EAS24310
CHECKING THE VALVE SPRINGS
The following procedure applies to all of the
valve springs.
1. Measure:
• Valve spring free length “a”
Out of specification
→
Replace the valve
spring.
2. Measure:
• Compressed valve spring force “a”
Out of specification
→
Replace the valve
spring.
3. Measure:
• Valve spring tilt “a”
Out of specification
→
Replace the valve
spring.
EAS24320
CHECKING THE VALVE LIFTERS
The following procedure applies to all of the
valve lifters.
1. Check:
• Valve lifter
Damage/scratches
→
Replace the valve lift-
ers and cylinder head.
EAS24340
INSTALLING THE VALVES
The following procedure applies to all of the
valves and related components.
1. Deburr:
• Valve stem end
(with an oil stone)
Free length (intake)
40.22 mm (1.58 in)
Limit
38.21 mm (1.50 in)
Free length (exhaust)
40.22 mm (1.58 in)
Limit
38.21 mm (1.50 in)
Installed compression spring
force (intake)
192.00–220.00 N (19.58–22.43
kgf, 43.16–49.46 lbf)
Installed compression spring
force (exhaust)
192.00–220.00 N (19.58–22.43
kgf, 43.16–49.46 lbf)
Installed length (intake)
32.00 mm (1.26 in)
Installed length (exhaust)
32.00 mm (1.26 in)
b. Installed length
Spring tilt (intake)
2.5°/1.8 mm (2.5°/0.07 in)
Spring tilt (exhaust)
2.5°/1.8 mm (2.5°/0.07 in)
Summary of Contents for XT1200Z(Z) 2010
Page 1: ...2010 SERVICE MANUAL XT1200Z Z 23P 28197 E0 ...
Page 6: ......
Page 8: ......
Page 70: ...ENGINE SPECIFICATIONS 2 9 Final gear backlash 0 20 0 40 mm 0 008 0 016 in ...
Page 88: ...TIGHTENING TORQUES 2 27 2 1 ...
Page 100: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 39 Oil pump left side view 8 2 1 3 4 5 6 7 ...
Page 102: ...COOLING SYSTEM DIAGRAMS 2 41 EAS20420 COOLING SYSTEM DIAGRAMS 4 2 5 1 4 2 3 8 7 6 3 4 ...
Page 112: ...CABLE ROUTING 2 51 Fuel tank and throttle bodies left side view A B C D E F G 1 2 3 3 5 3 4 6 ...
Page 124: ...CABLE ROUTING 2 63 Engine right side view A 1 2 3 4 5 6 3 3 4 5 5 C E F B 6 7 G D ...
Page 132: ...CABLE ROUTING 2 71 Rear fender top view A B C D E E F G 1 1 2 2 3 4 5 6 H I J 1 2 3 4 6 7 4 3 ...
Page 134: ...CABLE ROUTING 2 73 ...
Page 137: ......
Page 292: ...SHAFT DRIVE 4 119 ...
Page 337: ...CYLINDER AND PISTONS 5 42 1 ...
Page 432: ...WATER PUMP 6 11 ...
Page 449: ......
Page 455: ...IGNITION SYSTEM 8 6 ...
Page 461: ...ELECTRIC STARTING SYSTEM 8 12 ...
Page 463: ...CHARGING SYSTEM 8 14 1 AC magneto 2 Rectifier regulator 3 Main fuse 4 Battery ...
Page 465: ...CHARGING SYSTEM 8 16 ...
Page 527: ...FUEL PUMP SYSTEM 8 78 ...
Page 536: ...IMMOBILIZER SYSTEM 8 87 a Light on b Light off ...
Page 537: ...IMMOBILIZER SYSTEM 8 88 ...
Page 541: ...ABS ANTI LOCK BRAKE SYSTEM 8 92 ...
Page 581: ...ABS ANTI LOCK BRAKE SYSTEM 8 132 ...
Page 584: ...ELECTRICAL COMPONENTS 8 135 1 2 3 4 5 6 7 8 10 9 11 13 15 14 16 12 17 18 19 ...
Page 606: ...ELECTRICAL COMPONENTS 8 157 ...
Page 613: ......
Page 614: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN ...