KellyFullBridgePermanentMagnetMotorDcControllerUser’sManual V1.4
11
Chapter4 Maintenance
Therearenouser-serviceablepartsinsidethecontrollers.Donotattempttoopenthe
controllerasthiswillvoidyourwarranty.However,periodic,exteriorcleaningofthecontroller
shouldbecarriedout.
Thecontrollerisahighpowereddevice.Whenworkingwithanybatterypoweredvehicle,
propersafetyprecautionsshouldbetakenthatinclude,butarenotlimitedto,propertraining,
wearingeyeprotection,avoidanceoflooseclothing,hairandjewelry.Alwaysuseinsulated
tools.
4.1Cleaning
Althoughthecontrollerrequiresvirtuallynomaintenanceafterproperlyinstallation,the
followingminormaintenanceisrecommendedincertainapplications.
• Removepowerbydisconnectingthebattery,startingwithbatterypositive.
• Dischargethecapacitorsinthecontrollerbyconnectingaload(suchasacontactorcoil,
resistororahorn)acrossthecontroller’sB+andB-terminals.
• Removeanydirtorcorrosionfromthebusbararea.Thecontrollershouldbewipeddown
withamoistrag.Makesurethatthecontrollerisdrybeforereconnectingthebattery.
• Makesuretheconnectionstothebusbars,iffitted,aretight.Toavoidphysicallystressing
thebusbarsusetwo,well-insulatedwrenches.
4.2Configuration
1,YoucanconfigurethecontrollerwithahostcomputerthrougheitheranRS232orUSBport.
2,DisconnectmotorwiringfromcontrollerforconfiguringexistingparametersinthePCuser
programorAndroidAPP.Ifthisoperationistoomuchextrajobforyou,pleasemakesurethe
motormustbestoppedbeforeprogramming.
3,Thecontrollermaydisplayfaultcode,butitdoesn'taffectprogrammingorconfiguration.
UseastraightthroughRS232cableorUSBconverterprovidedbyKellytoconnecttoahost
computer.Provide>+18VtoPWR（pin7）.Wirepowersupplyreturn(supplynegative)toany
RTNpinorB-.
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