Checking The Shift Shaft/Stopper Lever; Installing The Shift Shaft/Shift Rod - Yamaha YZF-R25 Service Manual

EAS30377
CHECKING THE SHIFT SHAFT
1. Check:
• Shift shaft "1"
Bends/damage/wear → Replace.
• Shift shaft spring "2"
Damage/wear → Replace.
1
EAS30378
CHECKING THE STOPPER LEVER
1. Check:
• Stopper lever "1"
Bends/damage → Replace.
Roller turns roughly → Replace the stopper
lever.
EAS30381
INSTALLING THE SHIFT SHAFT
1. Install:
• Bearing "1"
New
• Oil seal "2"
Install depth "a"
6.5–6.8 mm (0.26–0.27 in)
Install depth "b"
0.6–1.1 mm (0.02–0.04 in)
TIP
• Apply engine oil onto the bearing.
• If the bearing has a manufacturer's mark,
press the side of the bearing with the mark.
• Lubricate the oil seal lips with lithium-soap-
based grease. When pressing the oil seal,
make sure that it is facing in the direction
shown in the illustration.
2
1
5-60
New 2
b
2. Install:
• Stopper lever
• Collar
• Shift shaft spring stopper
• Stopper lever spring
• Shift shaft assembly
Shift shaft spring stopper
22 Nm (2.2 m·kgf, 16 ft·lbf)
LOCTITE®
TIP
• Hook the end of the shift shaft spring "1" onto
the shift shaft spring stopper "2".
• Hook the ends of the stopper lever spring "3"
onto the stopper lever "4" and the projection "a"
on the lower crankcase. Make sure that the
base "b" of the hooked end of the stopper lever
spring is positioned as shown in the illustration.
• Mesh the stopper lever with the shift drum seg-
ment assembly.
b
3
4
2
EAS31370
INSTALLING THE SHIFT ROD
1. Install:
• Shift arm "1"
• Shift rod
• Shift rod locknuts
Shift arm pinch bolt
14 Nm (1.4 m·kgf, 10 ft·lbf)
SHIFT SHAFT
1
a
a
1