Yamaha YZ450F(S) Owner's Service Manual page 496

FRONT FORK
EC554700
Cap bolt
1. Inspect:
Cap bolt 1
G
O-ring 2
G
Air bleed screw 3
G
Wear/damage → Replace.
EC555000
ASSEMBLY AND INSTALLATION
Front fork assembly
1. Wash the all parts in a clean solvent.
2. Install:
Damper rod 1
G
To inner tube 2.
CAUTION:
To install the damper rod into the inner
tube, hold the inner tube aslant. If the inner
tube is held vertically, the damper rod may
fall into it, damaging the valve inside.
3. Install:
Copper washer 1
G
O-ring 2
G
Base valve 3
G
To inner tube 4.
4. Tighten:
Base valve 1
G
NOTE:
Use a damper rod holder 2 to lock the
G
damper rod 3.
Apply the LOCTITE
G
thread.
Damper rod holder:
YM-01494/90890-01494
5 - 31
CHAS
New
55 Nm (5.5 m · kg, 40 ft · lb)
®
on the base valve