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I forgot to mention that I don't use Mach 3, I use millmaster pro from microkinetics.

I came across this in my search for the cure for this problem. I use cnc file extension not nc but I am not sure if this is the solution. Can anyone explain this more clearly? I have checked the...

Hi, I have the same problem and it is driving me batty!
Sometimes the z rises every so often so that half way through it is cutting air. It is a (http://www.microkinetics.com/Drakspec.htm)...

Hi,

I've been using .7 amps for the motor and it seems to work ok.
I have a secondhand "express mill" from Microkinetics(.com)
The software is millmaster pro and the drivers are the DR8010 which...

Hi,

IT WORKED!!! THANK YOU!!!!

I set the jog steps to 200 and used the multimeter to figure out which wire was which. When I turned on the power the motor locked up and turned when jogged....

Hi again,

I forgot to ask what you meant by the steppers locking up. Is that when they become solid after the power is turned on? If so I'll have to check next time i hook it up for a test.
...

Hi,
I never considered the jog speed. I went and took a look and it is set at 8 "steps per tap" Should it be more,and if so,what? Should i crank it up to say,50 and see what happens? I'm a little...

Hi John,

Thanks for the info.

I used the multi meter to test the wires and hooked them up to the driver on the lowest setting of .7 amps. When I jogged the motor using the keyboard the motor...

Hi, Can anyone please help me figure out which wires to use to connect my stepper motor to my driver. The driver has green(A), white(A-), black(B) and red(B-) wires from it and the amperage can be...

Help!
After a few passes the z axis rises when it shouldn’t and it is a real pain. It seems to do it regularly after about 5 or 6 mm then up she goes again. Sometimes a little, maybe 1 mm or...