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Troubleshooting
13Troubleshooting
13.1General
Thetroubleshootingsectionisusedtotraceerrorsinthemachinetoadefectivecomponentorunit.
Thereisamemoryinthecontrolsystemthatwillsavetheselectedprogramfor10minutesinthe
caseofpowerfailure.Themachinewillrestartinpausemodeifthepoweristurnedonagainwithin
thistime.Forveryshortpowerfailure(lessthan10seconds)themachinewillrestartautomatically.
Safetyregulations
Troubleshootingmayonlybecarriedoutbyauthorisedpersonnel.
Takecareduringallworkonthemachinewhilethepowerison.
Takecarewhenmeasuringthemotorcontrolsystemsinceallcomponentshaveapotentialdifferenceof
approximately300Vinrelationtoprotectiveearthandneutral.Thecomponentswillcontaindangerous
voltageswhenthegreenLEDonthemotorcontrolboardison.Themotorcontrolsystemwillremainlivefor
30-60secondsaftercuttingthepowertothemachineandthemotorhasstoppedrunning.
Measurements
Forinformationonmeasuringpoints,componentsandvoltages,pleaserefertotheelectric
schematicsuppliedwiththemachine.
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