Machsupport Forum

Mach Discussion => General Mach Discussion => Topic started by: gmccorkill on February 11, 2012, 08:30:08 AM

Title: stepper motor running hot
Post by: gmccorkill 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?

Title: Re: stepper motor running hot
Post by: ger21 on February 11, 2012, 08:38:14 AM

How hot are the motors?

Title: Re: stepper motor running hot
Post by: gmccorkill on February 11, 2012, 08:43:07 AM

very hot to the touch

Title: Re: stepper motor running hot
Post by: Hood on February 11, 2012, 10:33:01 AM

Check the current setting of the drive is not too high for the motor.
Hood