Hiwin EM1 Series

User Manual Troubleshooting

EM1 Series AC Servo Motors EM1-01-0-EN-2110-MA Page 61 of 72

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Electrical Troubleshooting

Before starting the measurements below, switch off the driver power, disconnect the cable after

driver is discharged and wait until the motor is cooled down to ambient temperature (25±5°C):

Check the entire wiring. Any observed interruptions or loose connection?

⎕ No / ⎕ Yes, where exactly: _______________________________________________________________

Measure line resistance: RUV: ________, RVW: ________, RUW: ________

Cables and connections inspection:

Any damage on cables/cable glands/cable connectors: ⎕ No / ⎕ Yes

Shaft inspection:

Is the motor shaft damage? ⎕ No / ⎕ Yes, comments: _______________________________________

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Operation Conditions

Which component is attached to motor?

⎕ Null ⎕ Belt ⎕ Coupling ⎕ Screw ⎕ Linear Guide Way ⎕ Others: _________________________

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Appendix

Please share all information with HIWIN to get a better understanding of the problem (photos,

NC records, damaged parts). List all the file and parts sent to HIWIN:

_____________________________________________________________________________________________

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Contact Information

Company / Institute / Department: ___________________________________________________________

_____________________________________________________________________________________________

Contact person: _____________________________________________________________________________

E-mail: ______________________________________________________________________________________

Phone: ______________________________________________________________________________________

Address: ____________________________________________________________________________________

_____________________________________________________________________________________________

Hiwin EM1 Series - Page 61