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Shimano BR-4500 Owner's manual

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A B
4
3
4
3
4
3
=
A B
1
2
1
1
2
2
FOR
WARD
FOR
WARD
A A
+ =
3--4mm
A B
+ =
3--4mm
A B
• Cutthecableatthelengthatwhichitisnotpulledtight
whenthehandlebaristurnedallthewaytotheleftand
right.
• Ifasqueakingnoiseoccursafteralongperiodofuse,
lubricatetheparts.
• Improperuseofyourbicycle'sbrakesystemmayresultina
lossofcontroloranaccident,whichcouldleadtoasevere
injury.Becauseeachbicyclemayhandledifferently,besureto
learntheproperbrakingtechnique(includingbrakelever
pressureandbicyclecontrolcharacteristics)foryourbicycle.
Consultyourbicycledealerandthebicycle'sownersmanual,
andpracticeyourridingandbrakingtechnique.
• Ifthefrontbrakeisappliedtoostrongly,thewheelmaylock
andthebicyclemayfallforward,andseriousinjurymayresult.
• Securelytightenthecaliperbrakemountingnutstothe
speciedtighteningtorque.
•Uselocknutswithnyloninserts(self-lockingnuts)fornut-
typebrakes.
•Forsunkennuttypebrakes,usesunkennutsofthe
appropriatelengthwhichcanbeturnedsixtimesormore;
whenre-installing,applysealant(lockingadhesive)tothe
nutthreads.
Ifthenutsbecomelooseandthebrakesfalloff,theymayget
caughtupinthebicycleandthebicyclemayfallover.
Particularlyifthishappenswiththefrontwheel,thebicycle
maybethrownforwardandseriousinjurycouldresult.
• Brakesdesignedforuseasrearbrakesshouldnotbeusedas
frontbrakes.
• Obtain and read the service instructions carefully prior to
installing the parts.Loose,wornordamagedpartsmaycause
thebicycletofalloverandseriousinjurymayoccurasaresult.
WestronglyrecommendonlyusinggenuineShimano
replacementparts.
• Becarefulnottoallowanyoilorgreasetogetontothebrake
shoes.Ifanyoilorgreasedogetontheshoes,youshould
replacetheshoes,otherwisethebrakesmaynotwork
correctly.
• Checkthebrakecableforrustandfraying,andreplacethe
cableimmediatelyifanysuchproblemsarefound.Ifthisisnot
done,thebrakesmaynotworkcorrectly.
• Alwaysmakesurethatthefrontandrearbrakesareworking
correctlybeforeyouridethebicycle.
• Therequiredbrakingdistancewillbelongerduringwet
weather.
Reduceyourspeedandapplythebrakesearlyandgently.
• Iftheroadsurfaceiswet,thetireswillskidmoreeasily.Ifthe
tiresskid,youmayfalloffthebicycle.Toavoidthis,reduce
yourspeedandapplythebrakesearlyandgently.
• ReadtheseTechnicalServiceInstructionscarefully,andkeep
theminasafeplaceforlaterreference.
General Safety Information
WARNING
NOTE:
• IfusingSHIMANO'sroadbrakeshoesincombinationwith
ceramicrims,thebrakeshoeswillwearmorequicklythan
normal.
• Ifthebrakeshoeshaveworndownuntilthegroovesareno
longervisible,theyshouldbereplaced.
• Differentbrakeshoeshavetheirowncharacteristics.Askthe
placeofpurchasefordetailswhenpurchasingthebrakeshoes.
• Partsarenotguaranteedagainstnaturalwearordeterioration
resultingfromnormaluse.
• FormaximumperformancewehighlyrecommendShimano
lubricantsandmaintenanceproducts.
• Foranyquestionsregardingmethodsofhandlingor
maintenance,pleasecontacttheplaceofpurchase.
Technical Service Instructions
Inordertorealizethebestperformance,werecommendthatthe
followingcombinationbeused.
Brakelever
Series
CaliperBrake
Brakecable
Installation of the brake lever
Installation of the brake
1.
5mmAllenkey
2.
Cablehook
Innercableend
Outercasing
Outercasing
Innercableend
Installationbolt
Cablehook
A
Tape
Outercasing
Afteradjustingthebrakeshoepositionsothattheshoe
surfaceandtherimsurfaceareasshownintheillustration,
tightentheshoexingbolt.
Depressthebrakeleverabout10timesasfarasthegripand
checkthateverythingisoperatingcorrectlyandthattheshoe
clearanceiscorrectbeforeusingthebrakes.
Direction of
rim rotation
Direction of
rim rotation
Toe-in
0.5 mm
Note:
Note:
TheBR-4500allowstheangleofcontactbetweenthe
shoeandtherim(toe-in)tobeadjusted.Adjustingthe
toe-inmakesitpossibletoobtainsmootherbraking
operation.
1 mm or more
Shoexingbolt
4mmAllenkey
3.
Open
Closed
Quickrelease
lever
Cableadjustmentbolt
Depress about
10 times
BR-4500
CaliperBrake
ST-4500 / BL-R400
TIAGRA
Theusualposition
duringinstallationis
whentheheadofthe
centeringadjustment
screwisasshownin
theillustration.
Centeringadjustmentscrew
5mmAllenkey
−Toavoidseriousinjuries:
BR-4500
Temporarilysecuretheoutercasingtothehandlebar(by
usingtapeorsimilarmaterial).
SI-8E60C-001
Tightening torque:
6 – 8 N·m
{52 – 69 in. lbs.}
Tightening torque:
8 – 10 N·m {69 – 87 in. lbs.}
Tightening torque:
5 – 7 N·m {43 – 61 in. lbs.}
Cable bolt tightening torque:
6 – 8 N·m {52 – 69 in. lbs.}
2.
6.
Brake shoe setting position Check
4.
Thenwrapthehandlebarwithhandlebartape.
Compressthearch,andsetwhiletheshoeisinrmcontact
withtherim
1.
Installation of the brake itself
Turnthecableadjustmentbolttoreadjusttheshoeclearance.
Makeaminoradjustmentbyusingthecenteringadjustment
screw.
Setthequickreleaselevertotheclosedposition;thenadjust
theshoeclearance(asshownintheillustrationbelow)and
securethecable.
5.
4.
3.
Readjustment of the shoe clearance
Centering of the brake shoe
Cable connection
SI-8E60C-001-00
One Holland, Irvine, California 92618, U.S.A. Phone: +1-949-951-5003
Industrieweg 24, 8071 CT Nunspeet, The Netherlands Phone: +31-341-272222
3-77 Oimatsu-cho, Sakai-ku, Sakai-shi, Osaka 590-8577, Japan
*ServiceInstructionsinfurtherlanguagesare
availableat:http://techdocs.shimano.com
Pleasenote:specificationsaresubjecttochangeforimprovementwithout
notice.(English)
©Nov.2010byShimanoInc.XBCIZMPrintedinMalaysia.
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