CRANKCASE
5-70
EAS25560
DISASSEMBLING THE CRANKCASE
1. Remove:
• Crankcase bolts
NOTE:
Loosen each bolt 1/4 of a turn at a time, in stag-
es and in a crisscross pattern. After all of the
bolts are fully loosened, remove them.
• M10
×
110 mm bolts “1”
• M6
×
120 mm bolts “2”
• M6
×
80 mm bolts “3”
2. Remove:
• Left crankcase
CAUTION:
ECA13900
Tap on one side of the crankcase with a soft-
face hammer. Tap only on reinforced por-
tions of the crankcase, not on the crankcase
mating surfaces. Work slowly and carefully
and make sure the crankcase halves sepa-
rate evenly.
EAS25580
CHECKING THE CRANKCASE
1. Thoroughly wash the crankcase halves in a
mild solvent.
2. Thoroughly clean all the gasket surfaces and
crankcase mating surfaces.
3. Check:
• Crankcase
Cracks/damage
→
Replace.
• Oil delivery passages
Obstruction
→
Blow out with compressed air.
EAS3D81029
CHECKING THE BEARINGS AND OIL SEAL
1. Check:
• Bearings
Clean and lubricate the bearings, then rotate
the inner race with your finger.
Rough movement
→
Replace.
• Oil seals
Damage/wear
→
Replace.
EAS25600
CHECKING THE OIL DELIVERY PIPES AND
COOLANT DELIVERY PIPE
The following procedure applies to all of the oil
delivery pipes and joint pipe.
1. Check:
• Oil delivery pipe
• Joint pipe
Damage
→
Replace.
Obstruction
→
Wash and blow out with com-
pressed air.
2. Check:
• Coolant delivery pipe
Cracks/damage/wear
→
Replace.
EAS25620
CHECKING THE TIMING CHAINS
1. Check:
• Timing chains
Damage/stiffness
→
Replace the timing
chain and camshaft sprocket as a set.
EAS3D81030
CHECKING THE OIL/WATER PUMP DRIVEN
SPROCKET
1. Check:
• Oil/water pump driven sprocket
Cracks/damage/wear
→
Replace the oil/wa-
ter pump driven sprocket and the oil/water
pump drive chain as a set.
EAS3D81036
CHECKING THE OIL NOZZLES
The following procedure applies to all of the oil
nozzles.
A. Right crankcase
B. Left crankcase
A
1
2
3
3
3
3
B
Summary of Contents for XVS13AW
Page 2: ...SERVICE MANUAL XVS13AW C XVS13CTW C LIT 11616 20 42 3D8 28197 10 ...
Page 7: ......
Page 9: ......
Page 25: ...SPECIAL TOOLS 1 15 ...
Page 52: ...LUBRICATION POINTS AND LUBRICANT TYPES 2 26 ...
Page 55: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 29 EAS20410 LUBRICATION DIAGRAMS A A 1 2 2 3 A A ...
Page 57: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 31 1 2 3 ...
Page 58: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 32 1 Camshaft 2 Oil nozzle 3 Crankshaft ...
Page 59: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 33 1 2 ...
Page 60: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 34 1 Oil delivery pipe 1 2 Timing chain tensioner ...
Page 61: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 35 1 2 3 4 5 6 ...
Page 63: ...COOLING SYSTEM DIAGRAMS 2 37 EAS20420 COOLING SYSTEM DIAGRAMS A A A A 2 1 4 3 5 6 ...
Page 65: ...COOLING SYSTEM DIAGRAMS 2 39 A B B A 4 3 3 1 2 2 A A B B ...
Page 83: ...CABLE ROUTING 2 57 3D8 3D8 A B B A A B C D E 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 ...
Page 85: ...CABLE ROUTING 2 59 ...
Page 89: ...CABLE ROUTING 2 63 ...
Page 92: ......
Page 125: ...ELECTRICAL SYSTEM 3 33 ...
Page 128: ......
Page 203: ...BELT DRIVE 4 75 ...
Page 305: ...WATER PUMP 6 11 ...
Page 319: ...THROTTLE BODIES 7 13 ...
Page 322: ......
Page 328: ...IGNITION SYSTEM 8 6 ...
Page 336: ...CHARGING SYSTEM 8 14 1 AC magneto 2 Rectifier regulator 3 Main fuse 6 Battery ...
Page 338: ...CHARGING SYSTEM 8 16 ...
Page 352: ...COOLING SYSTEM 8 30 ...
Page 389: ...ELECTRICAL COMPONENTS 8 67 EAS27970 ELECTRICAL COMPONENTS 1 4 5 6 7 8 9 10 11 12 13 2 3 ...
Page 391: ...ELECTRICAL COMPONENTS 8 69 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ...
Page 413: ...ELECTRICAL COMPONENTS 8 91 ...
Page 421: ......
Page 422: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN ...