Checking The Clutch Spring Plate; Checking The Clutch Springs; Checking The Clutch Housing; Checking The Clutch Boss - Yamaha TMAX 2020 Service Manual

EAS30350

CHECKING THE CLUTCH SPRING PLATE

1. Check:
• Clutch spring plate
Damage  Replace.
2. Measure:
• Clutch spring plate free height "a"
Out of specification  Replace the clutch
spring plate.
Clutch spring plate height
4.70 mm (0.19 in)
Minimum height
4.40 mm (0.17 in)
EAS30351

CHECKING THE CLUTCH SPRINGS

The following procedure applies to all of the
clutch springs.
1. Check:
• Clutch spring
Damage  Replace the clutch springs as a
set.
2. Measure:
• Clutch spring free length
Out of specification  Replace the clutch
springs as a set.
Clutch spring free length
30.45 mm (1.20 in)
Limit
28.92 mm (1.14 in)
EAS30352

CHECKING THE CLUTCH HOUSING

1. Check:
• Clutch housing dog
Damage/pitting/wear  Deburr the clutch
housing dogs or replace the clutch housing.
TIP
Pitting on the clutch housing dogs will cause er-
ratic clutch operation.
EAS30353

CHECKING THE CLUTCH BOSS

1. Check:
• Clutch boss spline
Damage/pitting/wear  Replace the clutch
boss.
TIP
Pitting on the clutch boss splines will cause er-
ratic clutch operation.
EAS31443
CHECKING THE PRESSURE PLATE AND
THRUST PLATE
1. Check:
• Pressure plate "1"
• Thrust plate "2"
Cracks/damage  Replace.
a
EAS31444

ASSEMBLING THE CLUTCH

1. Install:
• Clutch boss
• Primary drive gear
• Clutch boss nut
2. Tighten:
• Clutch boss nut "1"
TIP
While holding the clutch boss "2" with the univer-
sal clutch holder "3", tighten the clutch boss nut.
5-60
Clutch boss nut
130 N·m (13 kgf·m, 96 lb·ft)
Universal clutch holder
90890-04086
Universal clutch holder
YM-91042
CLUTCH