Yamaha MT-09 2021 - Checking the Front Wheel; Disassembling the Front Wheel; Removing the Front Wheel

4-13
FRONT WHEEL
EAS31148
REMOVING THE FRONT WHEEL
NOTICE
ECA20981
• Keep any type of magnets (including mag-
netic pick-up tools, magnetic screwdrivers,
etc.) away from the front wheel sensor or
front wheel sensor rotor; otherwise, the
sensor or rotor may be damaged, resulting
in improper performance of the ABS sys-
tem.
• Do not drop the front wheel sensor rotor or
subject it to shocks.
• If any solvent gets on the front wheel sen-
sor rotor, wipe it off immediately.
1. Stand the vehicle on a level surface.
WARNING
EWA13120
Securely support the vehicle so that there is
no danger of it falling over.
2. Remove:
• Brake caliper (left)
• Brake caliper (right)
• Front wheel sensor
NOTICE
ECA21440
• Do not apply the brake lever when remov-
ing the brake calipers.
• Be sure not to contact the sensor electrode
to any metal part when removing the front
wheel sensor from the sensor housing.
3. Elevate:
• Front wheel
TIP
Place the vehicle on a maintenance stand so
that the front wheel is elevated.
4. Loosen:
• Wheel axle pinch bolt
5. Remove:
• Wheel axle
• Front wheel
EAS31149
DISASSEMBLING THE FRONT WHEEL
NOTICE
ECA21340
• Do not drop the wheel sensor rotor or sub-
ject it to shocks.
• If any solvent gets on the wheel sensor ro-
tor, wipe it off immediately.
1. Remove:
• Oil seal
• Wheel bearing
a. Clean the surface of the front wheel hub.
b. Remove the oil seals “1” with a flat-head
screwdriver.
TIP
To prevent damaging the wheel, place a rag “2”
between the screwdriver and the wheel surface.
c. Remove the wheel bearings with a general
bearing puller.
EAS30147
CHECKING THE FRONT WHEEL
1. Check:
• Wheel axle
Roll the wheel axle on a flat surface.
Bends → Replace.
WARNING
EWA13460
Do not attempt to straighten a bent wheel ax-
le.
2. Check:
•Tire
• Front wheel
Damage/wear → Replace.
Refer to “CHECKING THE TIRES” on
page 3-16 and “CHECKING THE WHEELS”
on page 3-16.
3. Measure:
• Radial wheel runout “1”
• Lateral wheel runout “2”
Over the specified limits → Replace.
Radial wheel runout limit
1.0 mm (0.04 in)
Lateral wheel runout limit
0.5 mm (0.02 in)
1
2
G088896