Yamaha MBK MW125 2014, Service Manual

Page: 194 / 380

STEERING HEAD
4-85
EAS31224
REMOVING THE STEERING COLUMN
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:
• Upper ring nut “1”
• Lock washer
• Center ring nut
• Rubber washer
• Lower ring nut “2”
• Steering column
WARNING
EWA18010
Securely support the steering column so
that there is no danger of it falling.
TIP
Remove the upper ring nut and lower ring nut
with the steering nut wrench “3”.
EAS30214
CHECKING THE STEERING HEAD
1. Wash:
• Bearings
• Bearing races
2. Check:
• Bearings
• Bearing races
Damage/pitting
→
Replace.
3. Replace:
• Bearings (steering column)
• Bearing races (steering column)
▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼▼▼
a. Remove the bearing races from the steering
head pipe “1” with a long rod “2” and hammer.
b. Install new bearing races.
NOTICE
ECA14270
If the bearing race is not installed properly,
the steering head pipe could be damaged.
TIP
Always replace the bearings and bearing races
as a set.
▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲▲▲
4. Check:
• Link arms
• Lower bracket pipes
• Steering column
Bends/cracks/damage
→
Replace.
EAS31225
INSTALLING THE STEERING COLUMN
1. Lubricate:
• Upper bearing
• Lower bearing
2. Install:
• Lower ring nut “1”
• Rubber washer
• Center ring nut “2”
• Lock washer “3”
• Upper ring nut “4”
Refer to “CHECKING AND ADJUSTING
THE STEERING HEAD AND LOWER
BRACKETS” on page 3-15.
Steering nut wrench
90890-01403
Exhaust flange nut wrench
YU-A9472
Recommended cleaning solvent
Kerosene
3
1
2
Recommended lubricant
Lithium-soap-based grease