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Z axis has 2 motor not smooth

http://geeetech.net/forum/viewtopic.php?f=5&t=16850

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Z axis has 2 motor not smooth

Posted: Wed Aug 19, 2015 1:29 am
by wirat
Some time left motor higt 10mm right motor higt 20mm not equal when run quickly
How can i do ?
Some time left not move right move
Used a4988 chip
Thanks
Regards

Re: Z axis has 2 motor not smooth

Posted: Wed Aug 19, 2015 10:13 am
by Mark
Looks like your motor is out of step. you can adjust the current of your motor to see if it works, generally it arranged from 0.8-1.5A.
the way to adjust is as the pic shows:
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