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Stepper motor driver is hot.

Posted by karagad

karagad

Stepper motor driver is hot.
January 07, 2015 06:43AM

Registered: 9 years ago
Posts: 14

Hi, I start to test x axis in pronterface it is good, motor is cold, but stepstick with heatsink is hot. Is it normal? Maybe I use too high current?

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Dust

Re: Stepper motor driver is hot.
February 02, 2015 01:39AM

Admin
Registered: 13 years ago
Posts: 7,002

They do run hot, if they over heat they shut down from their internal thermal protection.

You should check you vref anyways.

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