Motors getting hot!

I got one motor that makes a humming sound (high pitch) and gets hot easily than the others, without using it!

I change the motor, change the tether cable, change the port, and download the programming again! And still gets hot!

We haven’t seen this before.
Please contact our tech support department so they can try to help diagnose this problem.

903.453.0802 or

@JVN and @frankfort

Was was the resolution on this? I am having the exact same issue.