Yamaha YZ85( P) /LC, Owner'S Service Manual

Page: 268 / 508

4 - 35
ENG
REMOVAL POINTS
Primary drive gear
1. Remove:
●
Nut (primary drive gear)
1
Use the drive gear holder
2
.
NOTE:
Hold the drive gear holder onto the crankcase
using the M6 bolts
3
.
Kick shaft assembly
1. Remove:
●
Kick shaft assembly
1
NOTE:
Unhook the torsion spring
2
from the hole
a
in the crankcase.
Drive gear holder:
YM-01495/90890-01495
5PA40980
1
2
3
3
5PA40990
INSPECTION
Kick shaft and kick gear
1. Check:
●
Kick gear smooth movement
Unsmooth movement
→
Replace.
2. Inspect:
●
Kick shaft
1
Wear/damage
→
Replace.
5PA41000
Kick gear, kick idle gear
1. Inspect:
●
Kick gear
1
●
Kick idle gear
2
●
Gear teeth
a
Wear/damage
→
Replace.
5PA41010
Kick gear clip
1. Measure:
●
Kick clip friction force
Out of specification
→
Replace.
Use a spring gauge
1
.
Kick clip friction force:
0.6 ~ 1.5 kg (1.3 ~ 3.3 lb)
5PA41020
KICK SHAFT, SHIFT SHAFT AND PRIMARY DRIVE GEAR