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Author Topic: stepper motor running hot  (Read 1784 times)

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stepper motor running hot
« on: February 11, 2012, 08:30:08 AM »
Bought a new 4x4 cnc router and am having problems. will run 15-20 min just fine under load then the y motor gets hot and the machine starts doing wierd things like going to the wrong spot during a cut.x and y are rack and pinion.Have tried cutting slower taking less of ab bite etc. any ideas?

Offline ger21

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Re: stepper motor running hot
« Reply #1 on: February 11, 2012, 08:38:14 AM »
How hot are the motors?
Gerry

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Re: stepper motor running hot
« Reply #2 on: February 11, 2012, 08:43:07 AM »
very hot to the touch

Online Hood

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Re: stepper motor running hot
« Reply #3 on: February 11, 2012, 10:33:01 AM »
Check the current setting of the drive is not too high for the motor.
Hood