OIL PUMP
5-98
EAS24960
CHECKING THE OIL PUMP
1. Check:
• Oil pump housing
• Oil pump housing cover
Cracks/damage/wear
→
Replace the defec-
tive part(s).
2. Measure:
• Inner-rotor-to-outer-rotor-tip clearance “a”
• Outer-rotor-to-oil-pump-housing clearance
“b”
• Oil-pump-housing-to-inner-rotor-and-outer-
rotor clearance “c”
Out of specification
→
Replace the oil pump.
3. Check:
• Oil pump operation
Rough movement
→
Repeat steps (1) and
(2) or replace the defective part(s).
EAS24970
CHECKING THE RELIEF VALVE
1. Check:
• Relief valve body
• Relief valve
• Relief valve spring
Damage/wear
→
Replace the defective
part(s).
ET1D71035
CHECKING THE BALL SPRING AND RELIEF
VALVE SPRING
1. Measure:
• Ball spring free length
• Relief valve spring free length
Out of specification
→
Replace the defective
part(s).
Inner-rotor-to-outer-rotor-tip
clearance
Less than 0.12 mm (0.0047 in)
Limit
0.20 mm (0.0079 in)
Oil-pump-housing-to-inner-and-
outer-rotor clearance
0.06–0.13 mm (0.0024–0.0051 in)
Limit
0.20 mm (0.0079 in)
Outer-rotor-to-oil-pump-housing
clearance
0.09–0.19 mm (0.0035–0.0075 in)
Limit
0.26 mm (0.0102 in)
1. Inner rotor
2. Outer rotor
3. Oil pump housing
Ball spring
Free length
34.70 mm (1.37 in)
Limit
32.97 mm (1.30 in)
Relief valve spring
Free length
28.95 mm (1.14 in)
Limit
27.50 mm (1.08 in)
a. Free length
Summary of Contents for XV19CTMWC
Page 7: ......
Page 9: ......
Page 25: ...SPECIAL TOOLS 1 15 ...
Page 56: ...LUBRICATION POINTS AND LUBRICANT TYPES 2 30 ...
Page 61: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 35 D D B B D D C C A A B C C B 3 2 1 3 4 6 7 6 7 5 ...
Page 63: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 37 A A A A 1 3 2 4 ...
Page 65: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 39 A 1 2 3 4 ...
Page 67: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 41 A A A 1 5 5 1 3 2 4 B B B B ...
Page 69: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 43 1 2 ...
Page 70: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 44 1 Transfer gear oil pump 2 Middle driven shaft ...
Page 79: ...CABLE ROUTING 2 53 ...
Page 87: ...CABLE ROUTING 2 61 ...
Page 90: ......
Page 123: ...ELECTRICAL SYSTEM 3 33 a b 1 ...
Page 126: ......
Page 148: ...FRONT WHEEL 4 22 ...
Page 185: ...HANDLEBAR 4 59 Throttle cable free play 4 0 6 0 mm 0 16 0 24 in ...
Page 288: ...GENERATOR AND STARTER CLUTCH 5 76 Yamaha bond No 1215 90890 85505 Three Bond No 1215 ...
Page 344: ......
Page 350: ...IGNITION SYSTEM 7 6 ...
Page 358: ...CHARGING SYSTEM 7 14 1 AC magneto 2 Rectifier regulator 4 Main fuse 6 Battery ...
Page 360: ...CHARGING SYSTEM 7 16 ...
Page 411: ...ELECTRICAL COMPONENTS 7 67 EAS27970 ELECTRICAL COMPONENTS 11 3 6 7 8 10 4 9 12 13 5 2 1 14 ...
Page 413: ...ELECTRICAL COMPONENTS 7 69 16 18 2 11 13 9 8 10 12 14 15 17 1 3 4 5 6 7 ...
Page 443: ......
Page 444: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN ...