User manual SHIMANO BR-R450 TECHNICAL INSTRUCTIONS

[. . . ] SI-8EV0A-002-00 General Safety Information WARNING -Toavoidseriousinjuries: · Improperuseofyourbicycle'sbrakesystemmayresultina lossofcontroloranaccident, whichcouldleadtoasevere injury. Becauseeachbicyclemayhandledifferently, besureto learntheproperbrakingtechnique(includingbrakelever pressureandbicyclecontrolcharacteristics)foryourbicycle. Consultyourbicycledealerandthebicycle'sownersmanual, andpracticeyourridingandbrakingtechnique. [. . . ] · Becarefulnottoallowanyoilorgreasetogetontothebrake shoes. Ifanyoilorgreasedogetontheshoes, youshould replacetheshoes, otherwisethebrakesmaynotwork correctly. · Checkthebrakecableforrustandfraying, andreplacethe cableimmediatelyifanysuchproblemsarefound. Ifthisisnot done, thebrakesmaynotworkcorrectly. · Alwaysmakesurethatthefrontandrearbrakesareworking correctlybeforeyouridethebicycle. · Iftheroadsurfaceiswet, thetireswillskidmoreeasily. Ifthe tiresskid, youmayfalloffthebicycle. Toavoidthis, reduce yourspeedandapplythebrakesearlyandgently. · ReadtheseTechnicalServiceInstructionscarefully, andkeep theminasafeplaceforlaterreference. Outercasing Innercableend Outercasing SI-8EV0A-002 3. Temporarilysecuretheoutercasingtothehandlebar(by usingtapeorsimilarmaterial). Outercasing 2. Brake shoe setting position BR-R450 CaliperBrake Afteradjustingthebrakeshoepositionsothattheshoe surfaceandtherimsurfaceareasshownintheillustration, tightentheshoefixingbolt. 6. Check Depressthebrakeleverabout10timesasfarasthegripand checkthateverythingisoperatingcorrectlyandthattheshoe clearanceiscorrectbeforeusingthebrakes. FOR WARD Direction of rim rotation Direction of rim rotation Depress about 10 times Technical Service Instructions Tape Toe-in 0. 5 mm Inordertorealizethebestperformance, werecommendthatthe followingcombinationbeused. Brakelever CaliperBrake Brakecable ST-4500 / ST-3400 / ST-2200 4. Thenwrapthehandlebarwithhandlebartape. Note: · Cutthecableatthelengthatwhichitisnotpulledtight whenthehandlebaristurnedallthewaytotheleftand right. · Ifasqueakingnoiseoccursafteralongperiodofuse, lubricatetheparts. A Note: TheBR-R450allowstheangleofcontactbetweenthe shoeandtherim(toe-in)tobeadjusted. Adjustingthe toe-inmakesitpossibletoobtainsmootherbraking operation. BR-R450 Installation of the brake lever 1. FOR WARD 1 mm or more A A Shoefixingbolt 5mmAllenkey 4mmAllenkey Tightening torque: 6 ­ 8 N·m {52 ­ 69 in. Cable connection 2. Cablehook Innercableend Setthequickreleaselevertotheclosedposition;thenadjust theshoeclearance(asshownintheillustrationbelow)and securethecable. Installation of the brake Cable bolt tightening torque: 6 ­ 8 N·m {52 ­ 69 in. Installation of the brake itself Tightening torque: 8 ­ 10 N·m {69 ­ 87 in. lbs. } 5mmAllenkey Compressthearch, andsetwhiletheshoeisinfirmcontact withtherim 4. [. . . ] Readjustment of the shoe clearance Cableadjustmentbolt Turnthecableadjustmentbolttoreadjusttheshoeclearance. 3 4 One Holland, Irvine, California 92618, U. S. A. Phone: +1-949-951-5003 Industrieweg 24, 8071 CT Nunspeet, The Netherlands Phone: +31-341-272222 A=B A + B = 3 -- 4 mm 3-77 Oimatsu-cho, Sakai-ku, Sakai-shi, Osaka 590-8577, Japan * erviceInstructionsinfurtherlanguagesare S availableat:http://techdocs. shimano. com Pleasenote:specificationsaresubjecttochangeforimprovementwithout notice. (English) ©Nov. 2010byShimanoInc. XBCIZMPrintedinMalaysia. 4 3 3 4 [. . . ]