Checking The Clutch Springs; Checking The Clutch Housing; Checking The Clutch Boss; Checking The Pressure Plate - Yamaha SR400 2014 Service Manual

Warpage limit
0.05 mm (0.002 in)
EAS25140

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 "a"
Out of specification  Replace the clutch
springs as a set.
Clutch spring free length
34.90 mm (1.37 in)
Limit
33.16 mm (1.31 in)
EAS25150

CHECKING THE CLUTCH HOUSING

1. Check:
• Clutch housing dog "1"
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.
EAS25160

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.
EAS25170

CHECKING THE PRESSURE PLATE

1. Check:
• Pressure plate "1"
Cracks/damage  Replace.
1
EAS25191

CHECKING THE CLUTCH PUSH RODS

1. Check:
• Clutch push rod 1 "1"
• Clutch push rod 2 "2"
Cracks/damage/wear  Replace the defec-
tive part(s).
5-32
CLUTCH
1