c. Inspection
(I)
The
brake drum inside diameter
and
the
brake
~hoc
outside
diameter
should
be
checkedtothcsamcstandard.
(2)
Check
the
brake
lining
for
wear
in thickness.
Standard value;
3.5
mm(0.1378 in)
Serviceable limit; Replace
if under
1.5
mm (0.0590 in) (Fig. 86).
(3) Check the rear axle diameter for wear and
bend
in
the same manner as the front axle
shaft. (Fig. 86)
Stan a Value
~
11.9
57-11.984
Diameter
(0.
4704-0.
4720)
Bend
0.2(0.008
)
mm(inch)
Servioea
eUmu
Repair or
replace
ifoverQ.5(0.02)
(4) Wash
and
clean
all
ball bearings. Check
the bearing for wear
and
roughne
ss
by
rotating them. Replace any defective bearings
if
required. Use Bearing Dr. Anach. (Tool
No. 07945--0980000) with Bearing Dr. Handle
(Tool No. 07949- 3000000) to install.
(5) Check the brake shoe spring for loss
of
tension, the oil seal for damaged
or
deformed
lips,
and
the O ring for damage
and
lo
ss
of
tension. Replace defective parts. Inflate
thetireandforairleaks.Checkthetireca
slng
for imbedded nails, wires and other foreign
objects. Use 0i\e
or
'""0
spreaders to ass
is1
in
the internal surface inspection
of
the
the tire. (Fig.
88)
d. Ressembly
(\)
Install the tire
andtubeinthe$3.memanner
as the front wheel.
(2) Reassemble the r
ear
wheel to the frame and
fl:ii:
in
place with the axle
and
the axle nut.
(4)
Reinstall the rear brake rod and adjust the
play with the adjusting nut.
Standard play
of
brake !ever
Z.-.3cm(0.787~L18
1 in)
(S) Inflate the tire
to
the
speGifled
air pressure.
Normal condition:
Rear:
ST 50, 70.
CT
70,
CT
70H
1.3~1.5
kg/
cm
(18.5---21.3 Psi)
Fig.
86
Fi
g.87
Hg.
88
1.4 kg/cm (20 Psi)
CT
70KI,
Kl,
K3
Fig.
89
43
0
.:......
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