Series 16/18/160/180-Model C Maintenance Manual, GFZ-62755EN ...

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9. TROUBLESHOOTING (SERIAL INTERFACE SPINDLE) B–<strong>62755EN</strong>/01AL–37Speed detectorparameter settingerrorItem Cause of trouble Check procedure Remedy1Incorrect setting ofparameter for numberof speed feedbackpulses (No. 6511)Check if number of speedfeedback pulses matchesparameter setting.Set correct value inparameter.AL–39Alarm forindicating failurein detecting1–rotation signalfor Cs contouringcontrolItem Cause of trouble Check procedure Remedy12Incorrect data ROMtype for Cs contouringcontrol detectorcircuit, or incorrectsettingLow level of Cs contouringcontrol feedbacksignal, or noiseon same feedbacksignalCheck data ROM type forCs contouring controldetector circuit andsetting.Check feedback signallevel and also check iffeedback signal waveformincludes noise.Install correct type ofROM.Perform setting correctly.Adjust feedback signal.Check shielding status.AL–40Alarm forindicating1–rotation signalfor Cs contouringcontrol notdetectedItem Cause of trouble Check procedure Remedy1No occurrence of1-rotation signalamong Cs contouringcontrol feedbacksignals, or 1-rotationsignal offset adjustmenterrorCheck 1-rotation signalamong Cs contouringcontrol feedback signals.Make 1-rotation signaloffset adjustment.Check cables.AL–41Alarm forindicating failurein detectingposition coder1–rotation signalItem Cause of trouble Check procedure Remedy12Incorrect setting ofparameter for numberof position coder signalpulses (No.4003#4,6,7).Incorrect amplitudeand offset of positioncoder feedback signal,or noise on samefeedback signal.Check number of positioncoder signal pulses andparameter setting.Check feedback signallevel and also check iffeedback signal waveformincludes noise.Set correct value in parameter.Adjust feedback signal.Check shielding status.AL–47Position codersignalabnormalityItem Cause of trouble Check procedure Remedy12Incorrect setting ofparameter for numberof position coder signalpulses(No. 4003#4,6,7).Incorrect amplitudeand offset of positioncoder feedback signal,or noise on samefeedback signal.Check number of positioncoder signal pulses andparameter setting.Check feedback signallevel and also check iffeedback signal waveformincludes noise.Set correct value in parameter.Adjust feedback signal.Check shielding status.398
B–<strong>62755EN</strong>/0110. TROUBLESHOOTING(ANALOG INTERFACE SPINDLE)10TROUBLESHOOTING (ANALOG INTERFACE SPINDLE)This chapter describes troubleshooting of the analog interface spindle.10.1 AL–01 (MOTOR OVERHEAT) . . . . . . . . . . . . . . . . 40010.2 AL–02(EXCESSIVE DEVIATION OF SPEED) . . . . . . . . . 40110.3 AL–06,07 (OVER SPEED) . . . . . . . . . . . . . . . . . . . . 40210.4 AL–09(UNIT OVERHEAT / 6S TO 26S ONLY) . . . . . . . . . 40310.5 AL–10 (LOW INPUT VOLTAGE) . . . . . . . . . . . . . . 40410.6 AL–11 (DC LINK EXCESSIVE VOLTAGE) . . . . . . 40510.7 AL–12 (DC LINK EXCESSIVE CURRENT) . . . . . 40610.8 ABNORMAL SOUND AND VIBRATIONDURING ROTATION . . . . . . . . . . . . . . . . . . . . . . . . 40710.9 NO ROTATION OR INCORRECT SPEED . . . . . . . 40810.10 CONFIRMATION OF TRANSISTORMODULE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 409399
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GE Fanuc AutomationComputer Numeric
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B-62755EN/01PREFACEPREFACEDescripti
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B-62755EN/01APPENDIXD. BOOT SYSTEMD
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B-62755EN/01ENOTATIONAPPENDIXOF MDI
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B-62755EN/01Numbers16-TC/MC, 160-TC
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B-62755EN/01INDEXMMain CPU board, 1
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Revision RecordFANUC MAINTENANCE
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