Issue:
Display shows EEF
Product Line:
ATS48
Environment:
All models and serial numbers
Cause:
The EEF fault appears if there is a problem reading or writing information to EEPROM memory chips on either the control board or power board.
This fault is not stored in the fault history.
Probable Causes
• The control board is defective.
• The power board is defective.
Resolution:
Replace the control board.
Replace the power board.
If this FAQ did not solve your issue, you can call us at 1-888-778-2733 Option 2 and then 4 or e-mail us at drive.products.support@se.com to create a case with our Technical Support Team.
Released for: Schneider Electric Singapore
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