3-20
3-21
CHASSIS
CHASSIS
LUBRICATING THE DRIVE CHAIN
The drive chain consists of many interacting
parts. If the drive chain is not maintained proper-
ly, it will wear out quickly. Therefore, the drive
chain should be serviced, especially when the
vehicle is used in dusty areas.
Use recomended chain cleaner and lubricant
lubricant that is suitable for non-O-ring chains.
Recommended lubricant
Chain lubricant suitable for
O-ring chains
T
R
.
.
Wheel axle nut
110 Nm (11.0 m·kg, 80 ft ·lb)
ssssssssssssssssssssssss
ssssssssssssssssssssssss
1. Remove all deposits of dust, soil, mud , oil
etc during washing and dry it with air blow..
2. Spray the chain cleaning solvent to remove
grease deposition for 5 minutes.
3. Wipe the chain with clean cloth
4 Spray the Lubricant inside the chain between
inner/ outer plates, roller and bushes.
5 After spraying wait for 15 minutes.
6 Excess lubricant should be wiped with a
clean cloth before riding.
NOTE:
Place the vehicle on a suitable stand so that the
front wheel is elevated.
2. Check:
l
Steering head
Grasp the bottom of the front fork legs and
gently rock the front fork.
Blinding/looseness
→
Adjust the steering
head.
CHECKING AND ADJUSTING THE
STEERING HEAD
1. Stand the vehicle on a level surface.
WARNING
Securely support the vehicle so that there is
no danger of it falling over.
CHECKING AND ADJUSTING THE
STEERING HEAD
1. Stand the vehicle on a level surface.
WARNING
Securely support the vehicle so that there is
no danger of it falling over.
NOTE:
Place the vehicle on a suitable stand so that the
front wheel is elevated.
2. Check:
l
Steering head
Grasp the bottom of the front fork legs and
gently rock the front fork.
Binding/looseness
→
Adjust the steering
head.
3. Remove:
l
Upper bracket
Refer to “STEERING HEAD” on page 4-49.
4. Adjust:
l
Steering head
a. Remove the lock washer “1”, the upper ring
nut “2”, and the rubber washer “3”.
b. Tighten the lower ring nut “4” with a steering
nut wrench “5”.
ssssssssssssssssssssssss
f. Fully pull the brake lever or fully press down
the brake pedal and hold it in position.
g. Loosen the bleed screw.
NOTE:
Loosening the bleed screw will release the pres-
sure and cause the brake lever to contact the
throttle grip or the brake pedal to fully extend.
h. Tighten the bleed screw and then release the
brake lever or brake pedal.
i. Repeat steps (e) to (h) until all of the air bub-
bles have disappeared from the brake fluid in
the plastic hose.
j. Tighten the bleed screw to specification.
k. Fill the brake fluid reservoir to the proper level
with the recommended brake fluid.
Refer to “CHECKING THE BRAKE FLUID
LEVEL” on page 3-17.
WARNING
After bleeding the hydraulic brake system,
check the brake operation.
Front brake caliper bleed screw
6 Nm (0.6 m · kg, 4.5 ft ·lb)
Rear brake caliper bleed screw
ADJUSTING THE DRIVE CHAIN SLACK
NOTE:
The drive chain slack must be checked at the
tightest point on the chain.
CAUTION:
A drive chain that is too tight will overload
the engine and other vital parts, and one that
is too loose can skip and damage the swing-
arm or cause an accident. Therefore, keep
the drive chain slack within the specified lim-
its.
1. Stand the vehicle on a level surface.
WARNING
Securely support the vehicle so that there is
no danger of it falling over.
NOTE:
Place the vehicle on the centerstand so that the
rear wheel is elevated.
2. Spin the rear wheel several times and find the
tightest position of drive chain.
3. Check:
l
Drive chain slack “a”
Out of specification
→
Adjust.
NOTE:
Measure the drive chain slack halfway between
the drive axle and the rear wheel axle.
4. Adjust:
l
Drive chain slack
a. Loosen the wheel axle nut “4”
b. Turn the drive chain adjusting plate “5” in di-
rection “a” or “b” until the specified drive chain
slack is obtained.
NOTE:
To maintain the proper wheel alignment, adjust
both sides evenly.
f. Tighten the wheel axle nut.
Drive chain slack
20–40 mm
Direction “a”
Drive chain is tightened.
Direction “b”
Drive chain is loosened.
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6 Nm (0.6 m · kg, 4.5 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 ...