Honda ST50 Shop Manual page 45

c. Inspection
(I)
The brake drum inside diameter and the
brake ~hoc outside diameter should be
checkedtothcsamcstandard.
(2) Check the brake lin ing for wear in thickness.
Standard value; 3.5 mm(0.1378 in)
Serviceable limit; Re
place if
unde r
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
~
11.957-11.984
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 roughness 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 loss
of tension. Replace defective parts. Inflate
thetireandforairleaks.Checkthetirecaslng
for imbedded nails, wires and other foreign
objects. Use 0i\e or
'""0
spreaders to assis1
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 rear 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
Fig.87
Hg. 88
1.4 kg/cm (20 Psi) CT 70KI, Kl, K3 Fig. 89
43
0
.:......