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Topic: Object not centered on bed

I have posted this before,but I am still having this issue. First I am using RH .90c. If I load an object and center  it then slice it, it wants to print in the upper right quadrant of the bed.I have to move it to lower left( in object placement) to get it to print in the center of the bed.Magically (sic)  a while back I must have  changed the right thing because it started printing correctly, now its back to its old tricks.I need to print a large 7 in pulley but this issue won't let me. Any ideas?

SD3, E3D hotend,linear bearing on x/y axis',pillow block bearing on y conneting rod, ball bearngs on front y axis, fan on y stepper motor.

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Re: Object not centered on bed

Maybe the RH bed size setting...check that.

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Re: Object not centered on bed

Under Repetier Host Printer Settings , go to Printer Shape; make sure it looks like the following, Including the 'Min/max' settings...
http://www.soliforum.com/misc.php?action=pun_attachment&item=4057&download=0

And check Printer looks like:
http://www.soliforum.com/misc.php?action=pun_attachment&item=4059&download=0

Under Slic3r Config, make sure Printer Settings looks like:
http://www.soliforum.com/misc.php?action=pun_attachment&item=4058&download=0

That would be the first things to check.

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Re: Object not centered on bed

THANKS but still no go . I have set everything like you have shown. Could it  be a firmware issue as I have not updated it yet?

SD3, E3D hotend,linear bearing on x/y axis',pillow block bearing on y conneting rod, ball bearngs on front y axis, fan on y stepper motor.

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Re: Object not centered on bed

Do you home the axes before printing?  (gcode might do this already)

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Re: Object not centered on bed

yep  I do. This problem was discussed on Google groups a while back but there wasn't a definitive answer as all are not having my issue.

SD3, E3D hotend,linear bearing on x/y axis',pillow block bearing on y conneting rod, ball bearngs on front y axis, fan on y stepper motor.

7 (edited by satman49 2013-12-02 22:37:59)

Re: Object not centered on bed

I have found a work around for my problem. On sli3r settings/extruder tab, I changed the Extruder offset to 50.Even tho it shows off the bed in RH/gcode tab  it now prints about center.

SD3, E3D hotend,linear bearing on x/y axis',pillow block bearing on y conneting rod, ball bearngs on front y axis, fan on y stepper motor.