Video: How is an ATV212 or ATV21 reset to factory defaults?
ATV212, ATV21, S-Flex
All part numbers
Change in programming or application that requires the drive to be reset to factory default settings.
Set tYP = 3 to return to factory settings (remember to press and hold enter for 2 seconds).
Then set tYP = 2 to configure for 60Hz.
Proceed with any further programming from here.
Consult the ATV212 Programming Manual
or ATV21 Programming Manual
for additional details: