4-50
4-51
STEERING HEAD
STEERING HEAD
REMOVING THE LOWER BRACKET
1. Stand the vehicle on a level surface.
WARNING
Securely support the vehicle so that there is
no danger of it falling over.
2. Remove:
• Upper ring nut
• Rubber washer
• Lower ring nut “1”
• Lower bracket
NOTE:
Remove the lower ring nut with the steering nut
wrench “2”.
WARNING
Securely support the lower bracket so that
there is no danger of it falling.
CHECKING THE STEERING HEAD
1. Wash:
• Bearings
• Bearing races
2. Check:
• Bearings
• Bearing races
Damage/pitting
→
Replace.
3. Replace:
• Bearings
• Bearing races
a. Remove the bearing races from the steering
head pipe with a long rod “1” and hammer.
b. Remove the bearing race from the lower
bracket with a floor chisel “2” and hammer.
c. Install a new dust seal and new bearing rac-
es.
CAUTION:
If the bearing races are not installed proper-
ly, the steering head pipe could be damaged.
NOTE:
• Always replace the bearings and bearing races
as a set.
• Whenever the steering head is disassembled,
replace the dust seal.
4. Check:
• Upper bracket
• Lower bracket
(along with the steering stem)
Bends/cracks/damage
→
Replace.
INSTALLING THE STEERING HEAD
1. Lubricate:
• Upper bearing
• Lower bearing
• Bearing races
2. Install:
• Lower ring nut
• Rubber washer
Steering nut socket
YSST-721
Recommended cleaning solvent
Kerosene
Recommended lubricant
Lithium-soap-based grease
sssssssssssssssssssssssssssssssssssssss
sssssssssssssssssssssssssssssssssssssss
1
2
13
Upper bearing outer race
1
14
Lower bearing outer race
1
15
Lower bearing inner race
1
16
Dust seal
1
For installation, reverse the removal proce-
dure.
Removing the lower bracket
Order
Job/Parts to remove
Qty
Remarks
New
7 Nm (0.7 m
•
kg, 5.1 ft Ib)
•
1st 48 Nm (4.8 m
•
kg, 35 ft lb)
•
2nd 13 Nm (1.3 m
•
kg, 9.4 ft lb)
•
7 Nm (0.7 m
•
kg, 5.0 ft Ib)
•
35 Nm (3.5 m
•
kg, 25 ft lb)
•
Summary of Contents for YZF-R15
Page 1: ...2008 SERVICE MANUAL YZF R15 20P F8197 E0 ...
Page 33: ...2 14 ELECTRICAL SPECIFICATIONS Coil resistance 54 0 66 0 Fuse 20 0A Ω Fuse ...
Page 46: ...2 27 LUBRICATION POINTS AND LUBRICANT TYPES LUBRICATION DIAGRAMS A 1 2 3 4 5 6 7 ...
Page 48: ...2 29 LUBRICATION POINTS AND LUBRICANT TYPES 1 2 3 4 ...
Page 49: ...2 30 LUBRICATION POINTS AND LUBRICANT TYPES 1 Camshaft 2 Crankshaft 3 Main axle 4 Drive axle ...
Page 50: ...2 31 COOLING SYSTEM DIAGRAMS COOLING SYSTEM DIAGRAMS 1 2 3 4 1 5 7 6 4 ...
Page 52: ...2 33 CABLE ROUTING CABLE ROUTING 1 5 2 3 6 4 8 7 ...
Page 54: ...2 35 CABLE ROUTING A A B B C C A A C C B B A B C 1 2 3 4 5 4 5 6 6 7 8 9 10 11 10 11 12 12 ...
Page 56: ...2 37 CABLE ROUTING 1 2 5 4 3 ...
Page 60: ...2 41 CABLE ROUTING A A B C D E 1 2 3 4 5 6 7 8 9 10 A ...
Page 121: ...4 24 FRONT BRAKE Refer to BLEEDING THE HYDRAULIC BRAKE SYSTEM on page 3 18 ...
Page 249: ...7 8 THROTTLE BODY ...
Page 250: ...7 9 AIR INDUCTION SYSTEM AIR INDUCTION SYSTEM 1 2 5 4 5 6 3 2 1 6 4 3 ...
Page 257: ......
Page 269: ...8 12 CHARGING SYSTEM 1 AC magneto 2 Rectifier regulator 3 Battery 42 Fuse ...
Page 271: ...8 14 CHARGING SYSTEM ...
Page 275: ...8 18 LIGHTING SYSTEM ...
Page 285: ...8 28 COOLING SYSTEM ...
Page 311: ...8 54 FUEL PUMP SYSTEM ...