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FRONT FORK
4-64
EAS23010
CHECKING THE FRONT FORK LEGS
The following procedure applies to both of the
front fork legs.
1. Check:
• Inner tube “1”
• Outer tube “2”
Bends/damage/scratches
→
Replace.
WARNING
EWA13650
Do not attempt to straighten a bent inner
tube as this may dangerously weaken it.
2. Measure:
• Spring free length “a”
Out of specification
→
Replace.
3. Check:
• Damper rod “1”
Damage/wear
→
Replace.
Obstruction
→
Blow out all of the oil pas-
sages with compressed air.
ECA14200
• The front fork leg has a built-in damper
adjusting rod and a very sophisticated
internal construction, which are particu-
larly sensitive to foreign material.
• When disassembling and assembling the
front fork leg, do not allow any foreign
material to enter the front fork.
4. Check:
• Cap bolt “1”
• Cap bolt collar projections “2”
Cracks/damage
→
Replace.
EAS14B1008
ASSEMBLING THE FRONT FORK LEGS
The following procedure applies to both of the
front fork legs.
WARNING
EWA14B1010
• Make sure the oil levels in both front fork
legs are equal.
• Uneven oil levels can result in poor han-
dling and a loss of stability.
TIP
• When assembling the front fork leg, be sure
to replace the following parts:
- Oil seal
- Dust seal
- O-ring
• Before assembling the front fork leg, make
sure all of the components are clean.
1. Install:
• Damper rod assembly “1”
• Inner tube “2”
ECA14B1006
Allow the damper rod assembly to slide
slowly down the inner tube “2”. Be careful
not to damage the inner tube.
Fork spring free length
271.5 mm (10.69 in)
Limit
266.1 mm (10.48 in)
Summary of Contents for 2009 YZF-R1 (Y)
Page 1: ...SERVICE MANUAL YZF R1 Y 2009 14B 28197 E0 ...
Page 6: ......
Page 8: ......
Page 66: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 29 EAS20410 LUBRICATION DIAGRAMS ...
Page 68: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 31 ...
Page 70: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 33 ...
Page 72: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 35 ...
Page 73: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 36 1 Main axle 2 Oil water pump assembly ...
Page 74: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 37 ...
Page 75: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 38 1 Main axle 2 Oil delivery pipe 2 3 Drive axle ...
Page 76: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 39 ...
Page 78: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 41 ...
Page 80: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 43 ...
Page 81: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 44 1 Balancer shaft 2 Crankshaft ...
Page 82: ...COOLING SYSTEM DIAGRAMS 2 45 EAS20420 COOLING SYSTEM DIAGRAMS ...
Page 84: ...COOLING SYSTEM DIAGRAMS 2 47 ...
Page 85: ...COOLING SYSTEM DIAGRAMS 2 48 1 Radiator cap 2 Radiator 3 Radiator fan 4 Oil cooler ...
Page 86: ...CABLE ROUTING 2 49 EAS20430 CABLE ROUTING ...
Page 88: ...CABLE ROUTING 2 51 ...
Page 90: ...CABLE ROUTING 2 53 ...
Page 92: ...CABLE ROUTING 2 55 ...
Page 94: ...CABLE ROUTING 2 57 ...
Page 96: ...CABLE ROUTING 2 59 ...
Page 98: ...CABLE ROUTING 2 61 ...
Page 100: ...CABLE ROUTING 2 63 ...
Page 102: ...CABLE ROUTING 2 65 ...
Page 104: ...CABLE ROUTING 2 67 ...
Page 106: ...CABLE ROUTING 2 69 ...
Page 108: ...CABLE ROUTING 2 71 ...
Page 110: ...CABLE ROUTING 2 73 ...
Page 112: ...CABLE ROUTING 2 75 ...
Page 115: ......
Page 151: ...PERIODIC MAINTENANCE 3 36 ...
Page 152: ...PERIODIC MAINTENANCE 3 37 ...
Page 242: ...CHAIN DRIVE 4 87 ...
Page 257: ...ENGINE REMOVAL 5 12 Installed depth of gasket c 3 5 mm 0 14 in ...
Page 290: ...PICKUP ROTOR 5 45 Yamaha bond No 1215 Three Bond No 1215 90890 85505 ...
Page 360: ...WATER PUMP 6 15 ...
Page 382: ...AIR INDUCTION SYSTEM 7 21 EAS27040 AIR INDUCTION SYSTEM ...
Page 388: ...AIR INDUCTION SYSTEM 7 27 ...
Page 391: ......
Page 392: ...IGNITION SYSTEM 8 1 EAS27090 IGNITION SYSTEM EAS27110 CIRCUIT DIAGRAM ...
Page 398: ...ELECTRIC STARTING SYSTEM 8 7 EAS27160 ELECTRIC STARTING SYSTEM EAS27170 CIRCUIT DIAGRAM ...
Page 404: ...CHARGING SYSTEM 8 13 EAS27200 CHARGING SYSTEM EAS27210 CIRCUIT DIAGRAM ...
Page 407: ...CHARGING SYSTEM 8 16 ...
Page 408: ...LIGHTING SYSTEM 8 17 EAS27240 LIGHTING SYSTEM EAS27250 CIRCUIT DIAGRAM ...
Page 412: ...SIGNALING SYSTEM 8 21 EAS27270 SIGNALING SYSTEM EAS27280 CIRCUIT DIAGRAM ...
Page 419: ...SIGNALING SYSTEM 8 28 ...
Page 420: ...COOLING SYSTEM 8 29 EAS27300 COOLING SYSTEM EAS27310 CIRCUIT DIAGRAM ...
Page 423: ...COOLING SYSTEM 8 32 ...
Page 424: ...FUEL INJECTION SYSTEM 8 33 EAS27330 FUEL INJECTION SYSTEM EAS27340 CIRCUIT DIAGRAM ...
Page 494: ...FUEL PUMP SYSTEM 8 103 EAS27550 FUEL PUMP SYSTEM EAS27560 CIRCUIT DIAGRAM ...
Page 498: ...IMMOBILIZER SYSTEM 8 107 EAS27640 IMMOBILIZER SYSTEM EAS27650 CIRCUIT DIAGRAM ...
Page 507: ...IMMOBILIZER SYSTEM 8 116 ...
Page 508: ...ELECTRICAL COMPONENTS 8 117 EAS27972 ELECTRICAL COMPONENTS ...
Page 510: ...ELECTRICAL COMPONENTS 8 119 ...
Page 512: ...ELECTRICAL COMPONENTS 8 121 EAS27980 CHECKING THE SWITCHES ...
Page 536: ...ELECTRICAL COMPONENTS 8 145 ...
Page 543: ......
Page 544: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN ...