HYOSUNG Prima Service Manual page 45

3-17 ENGINE
CAUTION
Clutch shoes or springs must be changed as a
set and never individually.
Clutch housing － inspect visually the condition of the
inner clutch housing surface for scrolling, cracks, or
uneven wear. Measure inside diameter of the clutch
wheel with inside calipers. Measure the diameter at sev-
eral points to check for an in-of-round condition as well
as wear.
Clutch housing I.D.
DRIVE V-BELT
Remove the drive V-belt and check for cracks, wear and
separation. Measure the drive V-belt width with a vernier
calipers. Replace it if the drive V-belt width is less than
the service limit or any defect has been found.
Drive V-belt width
CAUTION
Always keep the drive belt away from any greasy
mater.
DRIVE FACE
Inspect the V-belt contact surface of the drive faces for
wear, scratches or any abnormality. If there is some-
thing unusual, replace the drive face with a new one.
ROLLER AND MOVABLE DRIVE SURFACE
Inspect each roller and movable drive surface for wear
or damage.
Service limit 110.35 mm
Service limit 15.3 mm