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What is an INF7 fault on the ATV61 and ATV71 drives and how to remedy issue?

Published date: 10 June 2020

INF7 fault on the ATV61 and ATV71 drives

Product Line:
Alitvar ATV61 and ATV71


Internal hard initialize fault

INF7 is a EEPROM initialization fault on the main control board of the VFD.  Attempt a full power cycle to clear fault.
If fault does not clear, VFD control board or the VFD itself may need to be replaced/repaired.

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