Ifmorethan1cuttingreelmotorisreportingakeyswitchundervoltfault,theproblemismorelikelytobewith
the48Vdcsystemvoltage.PerformtheRecommendedServiceActionsforfault31.
Step3:Inspectthewiringforcuttingreelmotor4.
1.GotoPreparingforTroubleshootingand/orT esting(page22)andfollowthestepslisted.
2.Unplugthe48Vdcbatterydisconnecttopreventunexpectedcuttingunitoperation.RefertoConnecting
andDisconnectingthe48VdcBatterySystem(page19).
3.RefertoFigure142tolocatecuttingreelmotor4.
g032972
Figure142
1.Cuttingunit1,whichincludescuttingreelmotor14.Cuttingunit4,whichincludescuttingreelmotor4
2.Cuttingunit2,whichincludescuttingreelmotor25.Cuttingunit5,whichincludescuttingreelmotor5
3.Cuttingunit3,whichincludescuttingreelmotor3
4.Followthecuttingreelmotorcablefromcuttingreelmotor4totheconnectorplatemountedonthe
tractionunit.
Note:The2cuttingreelmotorcableconnectorsaresecuredwithclipstotheconnectorplate.The2
mainharnessconnectorsarenotsecuredtotheconnectorplate.
5.DisconnectmainharnessconnectorsP48andP49fromthecuttingreelmotorcableconnectorsmounted
onthetractionunit.
6.Inspectthe2cuttingreelmotorcableconnectorsandthe2mainharnessconnectorsforthefollowing:
•damage
•corrosion
•debris
•properalignmentandseatingofthepinsinsidetheconnectors
7.Inspectthe2cuttingreelmotorcableconnectorsforproperwirecolorperpin,asshowninthefollowing2
tables.
CuttingReelMotor,4-PinConnector
297