28 September 2021
INF7 fault on the ATV61 and ATV71 drivesProduct Line:
Alitvar ATV61 and ATV71Environment:
Internal hard initialize faultResolution:
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.