Honda CB450 1968 Service Manual page 186

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7.
SUPPLEMENT OF
CB/
CL
450
K1-K7
B.
Inspection
,
Measure
the brake disc
Place
the
brake disc on o
level
stand.
Using
o dial
gauge, measure
the
brake disc
at several
points
as shown.
If the face runout
exceeds
0.3mm (0.0118in.J,
replace the disc.
Measure
the disc thickness. If
the
thickness is
below
6 mm
(0.2362
in.I, replace
the disc.
• Check
the wheel
rim
for
leteral runout and radial
clearance.
Rotate the
wheel
and
check
the
wheel rim
for
lateral runout and radial clearance using a dial
gauge.
Standard
I
~~~;,~~ -u~
.
. .
~
l~
0.5
10.01971
.
Radial clearance
I
!
max.
0.5
(0.0 1971,
max.
Unit , mm
(inl
Repair
I
imit
2.0
(0.07871,
min.
I
2.0 (0.0787),
min.
• Measure the front wheel ball bearings.
Unit,
mm (in
l
Standard
Repair
l imit
Axial
clearance
Radial clearance
10.00391
I
o.~~~~0.0021
~
)
0.
1
I
0.003 (~.00011
I
0.05 !0.00201
Check
the
spokes for looseness.
Check the tire tube for leaks.
Check
the
tire for entry of foreign material
or
damage.
C.
Assembly
• Install the 6302Z ball bearings to the
wheel
hub.
• Install the dust seal
to
the bearing retainer and
then install the bearing retainer in
place.
Install
the 0-ring
to the wheel hub.
Fig. 7. 73
CD
Dial
guage
Fig. 7. 74
CD
Dial
guage
Fig. 7. 75
CD
Dia
l
guage
Fig. 7. 76
CD
Bearing driver
175
®
Brake
disc
-----
®
Bal
I
bear ing

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