Removing The Lower Bracket; Checking The Steering Head; Installing The Steering Head - Yamaha MBK X-MAX 300 2017 Service Manual

EAS30213

REMOVING THE LOWER BRACKET

1. Stand the vehicle on a level surface.
EWA13120
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
EWA13730
WARNING
Securely support the lower bracket so that
there is no danger of it falling.
TIP
Remove the upper ring nut and lower ring nut
with the steering nut wrench "2".
Steering nut wrench
90890-01403
Exhaust flange nut wrench
YU-A9472
1
2
EAS30214

CHECKING THE STEERING HEAD

1. Wash:
• Bearings
• Bearing races
Recommended cleaning solvent
Kerosene
2. Check:
• Bearings
• Bearing races
Damage/pitting → Replace the bearings and
bearing races as a set.
3. Replace:
• Bearings
• Bearing races
a. Remove the bearing races from the steer-
ing head pipe "1" with a long rod "2" and
hammer.
b. Remove the bearing race "3" from the low-
er bracket with a floor chisel "4" and ham-
mer.
c. Install a new dust seal and new bearing
races.
ECA14270
NOTICE
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.
• Whenever the steering head is disassembled,
replace the dust seal.
4. Check:
• Lower bracket
(along with the steering stem)
Bends/cracks/damage → Replace.
EAS30216

INSTALLING THE STEERING HEAD

1. Install:
• Lower bracket cap "1"
(onto the lower bracket "2")
TIP
Face the holes "a" in the lower bracket cap rear-
ward.
4-89
STEERING HEAD