Checking The Starter Clutch; Installing The Starter Clutch - Yamaha YZF-R1(B) 2012 Service Manual

EAS24560
REMOVING THE STARTER CLUTCH
1. Remove:
• Starter clutch bolt "1"
TIP
• While holding the clutch housing assembly
"2" with the sheave holder "3", remove the
starter clutch bolt.
• Fix the flat surface of the clutch housing
assembly with the sheave holder.
Sheave holder
90890-01701
Primary clutch holder
YS-01880-A
EAS24570

CHECKING THE STARTER CLUTCH

1. Check:
• Starter clutch rollers "1"
Damage/wear → Replace.
2. Check:
• Starter clutch gear "1"
• Starter idle gear "2"
Burrs/chips/roughness/wear → Replace
the defective part(s).
3. Check:
• Starter clutch gear's contacting surfaces
Damage/pitting/wear → Replace the
starter clutch gear.
4. Check:
• Starter clutch operation
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a. Install the starter clutch gear "1" onto the
clutch housing assembly "2" and hold the
clutch housing assembly.
b. When turning the starter clutch gear clock-
wise "A", the starter clutch and the starter
clutch gear should engage, otherwise the
starter clutch is faulty and must be
replaced.
c. When turning the starter clutch gear coun-
terclockwise "B", it should turn freely, other-
wise the starter clutch is faulty and must be
replaced.
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EAS24600

INSTALLING THE STARTER CLUTCH

1. Install:
• Starter clutch
Starter clutch holder bolt
14 Nm (1.4 m·kgf, 10 ft·lbf)
LOCTITE®
5-40
STARTER CLUTCH