Installing The Front Wheel Hub Bearings; Installing The Front Brake Discs; Installing The Front Wheel Hubs - Yamaha YFM70RY Service Manual

2. Check:
• Wheel bearings
Wheel hub play/wheel turns roughly → Re-
place.
M MMM M MMM M M MMM M
a. Clean wheel hub exterior.
b. Drive bearing out by pushing spacer aside
and tapping around perimeter of bearing in-
ner race. Use a soft metal drift punch and a
hammer. The spacer "1" floats between the
bearings. Remove both bearings as de-
scribed.
EWA1S3L004
WARNING
Eye protection is recommended when using
striking tools.
1
c. To install the wheel bearings, reverse the
above sequence. Use a socket that matches
outside diameter of bearing outer race to
drive in bearing.
ECA1S3L010
NOTICE
Do not strike the center race or balls of the
bearing. Contact should be made only with
the outer race.
L LLL L LLL L L LLL L
EAS29400
INSTALLING THE FRONT WHEEL HUB
BEARINGS
1. Install:
• Bearings "1"
M MMM M M MMM M M MMM M
L LLL L L LLL L L LLL L
TIP
Face the oil seal side of the bearing inward.
EAS1S3L013

INSTALLING THE FRONT BRAKE DISCS

MMM
1. Install:
• Brake discs
TIP
Install the brake disc so that the recessed por-
tion of the bolt hole faces away from the hub.
EAS29410

INSTALLING THE FRONT WHEEL HUBS

The following procedure applies to both of the
front wheel hubs.
1. Install:
• Axle nut "1"
• Cotter pin "2"
LLL
TIP
If an axle nut slot is not aligned with the cotter pin
hole on either side of the axle, further tighten the
axle nut until a slot is aligned with the hole.
4-7
FRONT WHEELS
Brake disc bolt
28 Nm (2.8 m·kg, 20 ft·lb)
LOCTITE®
New
Axle nut
70 Nm (7.0 m·kg, 50 ft·lb)