Yamaha YZ 2020 Series, Owner'S Service Manual

Page: 241 / 376

CLUTCH
5-54
NOTICE
ECA24660
Make sure to tighten to specification; other-
wise, it may damage the other part that is fas-
tened together.
TIP
•
Install the conical washer on the main axle with
the “OUT” mark “a” facing away from the vehi-
cle.
• Apply engine oil to the threads and contact sur-
face of the clutch boss nut.
• Apply engine oil to the contact surfaces of the
conical washer.
• Use the universal clutch holder “3” to hold the
clutch boss.
• Do not use an impact wrench for installing the
clutch boss nut.
• Stake the clutch boss nut at cutouts “b” in the
main axle.
6. Install:
•
Friction plate 1 “1”
• Clutch plate “2”
•
Friction plate 2 “3”
TIP
• Install the clutch plates and friction plates alter-
nately 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 (identification
color: black)

1, friction plate 2 (identification
color: orange)

6, and friction plate 1 (identifi-
cation color: black)

1.
•
Apply the engine oil on the friction plates and
clutch plates.
7. Install:
• Bearing “1”
•
Washer “2”
• Circlip “3”
To push rod 1 “4”.
TIP
Apply the engine oil on the bearing and washer.
8. Install:
• Push rod 2 “1”
• Ball “2”
•
Push rod 1 “3”
TIP
Apply the engine oil on the push rod 1, 2 and
ball.
Universal clutch holder
90890-04086
Universal clutch holder
YM-91042
1 1
3 3
1
2 2
a
b
a. Identification color
E
E
1
1
2
3
a
New