What is OH [Drive Overtemperature] on an ATV212?

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Issue:
ATV212 OH code (Drive Overtemperature).

Product Line:
All ATV212

Environment:
Any

Cause:
Drive trips on OH:
• The drive cooling fan is not working.
• The ambient temperature is too high.
• An enclosure air vent is blocked.
• A heat source is too close to the drive.
• The drive heatsink temperature sensor is malfunctioning.

Resolution:
• Restart operation by resetting the drive detected fault after cool-off.
• Decrease the ambient temperature by increasing the free space around the drive and removing any heat generating source from the proximity of the drive.
• Check the fan operation