Yamaha YZ450F(E) 2014 - Page 238

CLUTCH
5-43
2. Install:
• Primary driven gear “1”
• Thrust washer “2”
• Clutch boss “3”
TIP
Apply the engine oil on the primary driven gear
inner circumference.
3. Install:
• Conical washer “1”
• Clutch boss nut “2”
ECA1DX1020
NOTICE
Make sure to tighten to specification; other-
wise, it may damage the other part that is
fastened together.
TIP
• Install the conical washer with its convex sur-
face “a” outward.
• Apply engine oil to the threads and contact
surface of the clutch boss nut.
• Apply engine oil to the contact surfaces of the
conical washer.
• Use the clutch holding tool “3” to hold the
clutch boss.
4. Install:
• Friction plate 1 “1”
• Clutch plate “2”
• Friction plate 2 “3”
TIP
• Install the clutch plates and friction plates al-
ternately on the clutch boss, starting with a
friction plate and ending with a friction plate.
• From the clutch boss side, install the friction
plates in order: friction plate 1  3, friction
plate 2 (identification color: purple)  3, and
friction plate 1  2.
• Apply the engine oil on the friction plates and
clutch plates.
5. Install:
• Bearing “1”
• Washer “2”
• Circlip “3”
To push rod 1 “4.”
TIP
Apply the engine oil on the bearing and washer.
Clutch boss nut
75 Nm (7.5 m·kgf, 54 ft·lbf)
Clutch holder
90890-04086
YM-91042
New
T
R
.
.
a2
3
2
1
a. Identification color
1
2
a
3
2
2
1
New