112
Troubleshooting
15Troubleshooting
15.1General
Thetroubleshootingsectionisusedtotraceerrorsinthemachinetoadefectivecomponentorunit.
Thereisamemoryinthecontrolsystemthatwillsavetheselectedprogramfor10minutesinthe
caseofpowerfailure.Themachinewillrestartinpausemodeifthepoweristurnedonagainwithin
thistime.Forveryshortpowerfailure(lessthan10seconds)themachinewillrestartautomatically.
Beforeresettinganyerrorcode,alwaysverifyandcorrecttherootcausewhytheerroristrigged.
Safetyregulations
Troubleshootingmayonlybecarriedoutbyauthorisedpersonnel.
Takecareduringallworkonthemachinewhilethepowerison.
Takecarewhenmeasuringthemotorcontrolsystemsinceallcomponentshaveapotentialdifferenceof
approximately300Vinrelationtoprotectiveearthandneutral.Thecomponentswillcontaindangerous
voltageswhenthegreenLEDonthemotorcontrolboardison.Themotorcontrolsystemwillremainlivefor
30-60secondsaftercuttingthepowertothemachineandthemotorhasstoppedrunning.
Measurements
Forinformationonmeasuringpoints,componentsandvoltages,pleaserefertotheelectric
schematicsuppliedwiththemachine.