X and Y axis move in mm, Z axis in centimeters

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ConDen
Posts: 1
Joined: Sun Dec 06, 2020 3:23 am

X and Y axis move in mm, Z axis in centimeters

Post by ConDen » Sun Dec 06, 2020 4:56 am

Hello,
I recently assembled the Geeetech I3 Pro B, and a strange problem occurs.
If I move the extruder with manual motion via the Repetier user interface, lets say by "1" in X- or Y-axis, the extruder moves 1mm (as it should). If I move the Z axis by "1", it moves 1 centimeter!
I checked the G-Code, which looks fine. But printing is obviously not possible with this issue.
Can you help me with this?

I am using Repetier 2.1.6. My firmware version of the printer is V1.0.05.

Thank you very much for any help!

Alaskatazdvl
Posts: 7
Joined: Sat Jan 09, 2021 11:59 am

Re: X and Y axis move in mm, Z axis in centimeters

Post by Alaskatazdvl » Sun Jan 24, 2021 7:27 am

Mine is doing this after getting it hooked up. Did you find a fix?

Macca_001
Posts: 2
Joined: Tue Jan 19, 2021 10:17 pm

Re: X and Y axis move in mm, Z axis in centimeters

Post by Macca_001 » Mon Jan 25, 2021 8:31 pm

Is it moving 10mm or 6mm? You get a 6mm movement for a 1mm input if you’ve got the wrong Z stepper value for your type of lead screw. the fix is very simple.

This post explains:

http://www.geeetech.com/forum/viewtopic ... 66&t=69776

If you are still unsure which lead screw you have then when you have completed the installation, use the Repetier Host printer command to advance the Z height by 10mm. If it moves more like 60mm you will need to modify the GCode to change the default from 2560 to 400.

Simply enter the following codes [not the words in square brackets] into the Gcode Send line on the Repetier print page. Make sure you only use CAPITALS for Gcodes !

M92 Z400 [to set the parameter]
M500 [to save to EEPROM]
M501 [to restore what’s been saved]
M503 [to check M92 line is saved]

Alaskatazdvl
Posts: 7
Joined: Sat Jan 09, 2021 11:59 am

Re: X and Y axis move in mm, Z axis in centimeters

Post by Alaskatazdvl » Fri Jan 29, 2021 3:19 am

thank you for the reply I will make sure and check that.

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