CLUTCH

ENG

Åı

EC493000

REMOVAL POINTS

EC483211

Clutch boss

1.Remove:

Nut 1

Lock washer 2

Clutch boss 3

NOTE:

Straighten the lock washer tab and use the clutch holding tool 4 to hold the clutch boss.

Clutch holding tool:

YM-91042/90890-04086

ÅFor USA and CDN

ıExcept for USA and CDN

EC494000

INSPECTION

EC484100

Clutch housing and boss

1.Inspect:

Clutch housing 1 Cracks/wear/damage Replace.

Clutch boss 2 Scoring/wear/damage Replace.

EC484201

Primary driven gear

1.Check:

Circumferential play

Free play exists Replace.

Gear teeth a Wear/damage Replace.

EC484400

Clutch spring

1.Measure:

Clutch spring free length a

Out of specification Replace springs as a set.

Clutch spring free length:

 

 

 

Standard

<Limit>

 

 

48.4 mm (1.91 in)

47.4 mm (1.87 in)

4 - 50

Page 173
Image 173
Yamaha WR45OFR Clutch boss, Clutch holding tool YM-91042/90890-04086, Clutch housing and boss, Primary driven gear