Suzuki GN125F, Service Manual

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E N G I N E
3-23
Measure each driven plate for distortion with a thickness
gauge. Replace all driven plates if any of them exceeds the
limit.
09900 20803: Thickness gauge -
Replace the drive and drive plates as a whole set which
exceed the limit.
Drive plate claw width limit: 11.0 mm
Driven plate distortion limit: 0.1 mm
Measure the clutch spring free length.
Replace all the springs if any spring is not within the
limit.
09900 20103: Vernier calipers -
Clutch spring free length limit: 29.45 mm
Inspect the clutch release bearing for any abnormality, parti-
cularly cracks, to decide whether it can be reused or should
be replaced.
Smooth engagement and disengagement of the clutch de-
pend on the condition of this bearing.
Primary driven gear
Damper
Plate
Rivet
Clutch housing
Primary driven gear is composed as shown.
If the internal damper wears the play is generated between
gear and housing, causing abnormal noise. If the play is too
big, replace the primary driven gear assembly with a new one.
,
Checking distortion
Checking claw width
1
2
3
4
5