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How do I adjust speed of stepper extruder motor?  

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Brandon
(@brandon-2)
Active Member
How do I adjust speed of stepper extruder motor?

First off let me state I am getting an inconsistent flow from the nozzle.

I have replaced the nozzle thinking it may have been a clog.

I have already adjusted the two bolts that produce the tension around the filament idlers and made sure they aren't too loose or too tight... I have unloaded and loaded filament multiple times trying to achieve a decent flow drop (?)

I have taken a needle and cleaned the grooves on the idlers.

The idler itself seems to spin fine and I have made sure the filament lined up with the grooves.

After doing all of this I got to thinking that the motor itself seems to be spinning slowly/weakly... Now to my question... Is there a way to adjust the speed of the stepper extruder motor?

Posted : 30/03/2019 12:13 am
holmes4
(@holmes4)
Estimable Member
Re: How do I adjust speed of stepper extruder motor?

If you have measured the extrusion rate and find it off, you would modify the "E steps". Be sure to do a M221 S100 first as Slic3rPE will set the flow rate to 95% by default. I would be astonished if the stepper was the cause of your problem, though, as the E-steps are dependent on the motor design and are preset by Prusa.

Posted : 30/03/2019 1:24 am
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