Yamaha 2008 YZF-R6X, Service Manual

Page: 250 / 434

CLUTCH
5-41
NOTE:
The clutch plate thickness specification listed
above is for the plates with the standard thick-
ness only. If a clutch plate with one of the other
two plate thicknesses is installed, use 1.50–
1.70 mm (0.059–0.067 in) or 2.20–2.40 mm
(0.086–0.094 in) for the specification according
to the plate.
3. Measure:
• Total width “a” of the friction plates and
clutch plates
Out of specification
→
Adjust.
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a. Adjust the total width by replacing the
clutch plate “1” and, if necessary, clutch
plate “2”.
b. Select the clutch plate from the following
table.
NOTE:
When adjusting the clutch assembly width (by
replacing the clutch plate(s)), be sure to
replace the clutch plate “1” first. After replacing
the clutch plate “1”, if specifications cannot be
met, replace the clutch plate “2”.
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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.
Thickness gauge
90890-03180
Feeler gauge set
YU-26900-9
Clutch plate thickness
1.90–2.10 mm (0.075–0.083 in)
Warpage limit
0.10 mm (0.0039 in)
Total width of the friction plates
and clutch plates
42.4–43.0 mm (1.67–1.69 in)
a
Clutch plate “1”
Part No.
Thickness
168-16325-00 1.6 mm (0.063 in)
3J2-16324-00 2.0 mm (0.079 in) STD
168-16324-00 2.3 mm (0.091 in)
Clutch plate “2”
Part No.
Thickness
3J2-16324-00 2.0 mm (0.079 in) STD
168-16324-00 2.3 mm (0.091 in)
Clutch spring free length
55.00 mm (2.17 in)
Minimum length
54.00 mm (2.13 in)
1 2