Shimano SB-3S30 Shifting/Brake Lever Service Instructions

SERVICE INSTRUCTIONS
SB-3S30
Revo-shift Lever
Brake Lever
Bell Crank
BL-IM32
Ве!! СтапК Ш
Before use, read these instructions carefully, and follow them for
correct use.
SHIMANO
NEXUS
INTERES
SI-3530A
Installation of the shifting cable
Shifting cables with either one inner cable drum or two
inner cable drums can be used.
e Cable with two inner cable drums
(Ge TE 5 ==
e Cable with one inner cable drum
(B= 4
——U =>
Be sure to read these service instructions in conjunction
with the service instructions for the Inter-3 hub before
use.
/N CAUTION
e Be sure to shift the lever one gear at a time, and reduce the force
being applied to the pedals during shifting. If you try to force
operation of the shifting lever while the pedals are being turned
strongly, your feet may come off the pedals and the bicycle may
topple over, which could result in serious injury.
e Never place your foot on the bell crank. Doing so may cause
problems with gear shifting.
Revo-shift lever operation
Turn the Revo-shift lever to shift to each of the three gears.
| Pedaling becomes heavier |
Revo-shilt levar
| Pedaling becomes lighter |
| Indicator moves toward [T) |
Li Starting/ Riding on sandy or rough road surfaces/
Riding up slopes/Carrying heavy loads/
Riding into head winds/When the light is illuminated
«++ Riding on flat road surfaces
‚Riding at high speeds
Installation of the lever
Install the lever as shown in the illustration.
5 mm Alley key
mi Attach to the straight section of
> the handlebars.
Handlebar
Clamp boll
Leave a gap of 0.5 mm
between the lever and the
half grip.
Tightening torque:
6-8 NM
160 — 80 kgfem)
$ 22.2 mM !
Clamp bolt
Handlebar
| Indicator moves toward [3] )
Half grip
1, Set the Revo-shift lever to [1].
H Revo-shift lever side
Loosen the cover fixing screw, and then remove the indicator
" cover.
Cover fixing scraw
Indicator cover
3 Set the inner cable onto the pulley.
( For cable with two Inner cable drums )
Hook the inner cable drum into the hole (A) in the pulley, and then
pass the inner cable along the groove of the outer casing holder.
After this, insert the outer casing into the outer casing holder.
Groove in outer casing holder
Hole (A) in pulley
(For cable with one inner cable drum )
1) Pass the inner cable through hole (B) in the pulley, and then
pull the inner cable out and set the drum into the groove of the
pulley.
Hole (B) in pulley
Groove of pulley
2) Insert the inner cable into the groove of the outer casing holder,
and then insert the outer casing into the outer casing holder.
Groove in outer casing holder
4 Replace the indicator cover and tighten the cover fixing screw.
A Cover fixing screw
y
Indicator cover
HE Bell crank II side
5 Loosen the cover fixing screw, and then remove the bell crank
“ cover.
Cover fixing screw —————.
Bell crank cover
6 Set the inner cable into the link of the main bell crank unit.
( For cable with two inner cable drums )
Tighten the cable adjusting bolt, pass the inner cable through the
cable adjusting bolt, and then hook the inner cable drum into the
groove of the link.
Groove of link
Cable adjusting bolt
Inner cable drum
(For cable with one Inner cable drum )
1) Loosen the inner cable fixing nut on the main bell crank unit.
Next, pass the inner cable from the cable adjusting bolt along
the groove in the link and then in between the link and the
inner cable fixing plate.
Be sure to pass the inner cable
Cable adjusting boit through the groove in the link.
[= Link
[>=
inner cable fixing plate
inner cable fixing nut
2) Set the Revo-shift lever to [2].
Next, pull the inner cable so that the edges of the link on the
main bell crank unit are between the two yellow lines on the
window, and then tighten the inner cable fixing nut at that
position,
Inner cable
fixing nut
Tightening torque:
4 - 6 Nm {40 — 60 kgfcm}
Yellow ling After tightening the inner
cable fixing nut, cut off any
excess inner cable.
‘Yellow line
Edge of link
The edges of the link
should be between the
yellow lines.
4 mm
7 Replace the bell crank cover and tighten the cover fixing screw.
Installation of bell crank II
1 Insert the push rod into the hub axle.
—— Push rod
fi 7 - 4
E
Approx. 14 mm
The end of the push rod should project from
the end of the hub axle by approximately 14
mm.
2 While pushing the main bell crank unit onto the hub axle, align the
serrations inside the main bell crank unit with the flange nut, and
then push the main bell crank unit on until it touches the end of
the hub axle. In this position, tighten the main unit installation bolt
onto the hub axle.
Tightening torque:
3 — 5 Nm {30 — 50 kgfem}
Main unit
installation bolt
or 10 mm di
spanner nd
7% ç
5 mm Allen key 1 4 ( YO
>
Edge ol
window
Adjusting bell crank Ш
2
— Set the Revo-shift lever to [2].
Next, turn the cable adjusting bolt
until the red line on the push rod
is aligned with the end of the hub
axle. oie adjusting
It
fr M
Push rod
The red line on the push rod and the end of
the hub axle should be aligned.
End of hub AM
axle
— Yellow line
> Yellow line
Red lina on — Yellow section
push rod К J ollink
If the red line on the push rod is not visible, adjust so
that the yellow section of the link is between the two
yellow lines on the window.
Note:
Look at the two yellow
lines from directly above
during adjustment.
While turning the crank arm, move the Revo-shift lever from [3] to
" [1] and then from [1] back to [3] two or three times to check the
gear shifting.
Set the Revo-shift lever back to |2| and check that the red line on
the push rod is aligned with the end of the hub axle.
If they are not aligned, turn the cable adjusting bolt to make
fine adjustments.
After adjusting the bell crank III,
* tighten the cable adjusting nut to
secure the cable adjusting bolt.
Cable adjusting nul
Securing the shifting cable to the frame
Secure the cable to the frame with the outer casing bands.
There should be enough
slack so that the cable is
not pulled too much
when the handiebars
are turned.
These service instructions explain how to use and maintain the Shimano
bicycle parts which have been used on your new bicycle.
For any questions regarding your bicycle or other matters which are not
related to Shimano parts, please contact the place of purchase or the
bicycle manufacturer,
Please note: Specificalions are subject lo change for improvement without nolice. (English)
SHIMANO”
5
These service insiruclions are
A aninled on recycled paper and
can be recycled again.
HIMANO AMERICAN CORPORATION
One Holland Irvine CA 92618 U.S.A. Phone 949-951-5003
S
HIMANO EUROPA
Industrieweg 24 NL-8071 CT Nunspeet. Holland Phone 31-3412-72222
5
HIMANO INC.
3-77 Oimalsucho, Sakai, Osaka, Japan Phone 0722-23-32439
(C) Mar. 1998 by Shimano Inc. PIT. SZK. Printed in Japan