Printing issues on new 500 IDEX

I have mine pretty much setup. It prints pretty well. However when try print something with tolerance let print in place the parts don’t move. I did the flow rate and extrusion multiplier and looks ok. Here is gear tried. What could I be missing?
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35 Replies
Wetson
Wetson2mo ago
You need to make sure that you've done VAOC to keep the offset correct. This looks like pink is merging into blue, most likely caused by bad offset. Have you completed skew calibration, VAOC, and done a idex offset test print?
rmilyard
rmilyardOP2mo ago
I have done all that, The VAOC looks good.
Wetson
Wetson2mo ago
Pressure advance is another thing to try If you print a idex calibration print, can you send a pic of it?
rmilyard
rmilyardOP2mo ago
I am printing one now. Also what is best way to tune PA? I think I have it right but could always double check.
Wetson
Wetson2mo ago
Im not sure there's any best way, the best way is to tune it to look the best on real world prints, but how to do that idk lol A good way is to run a 50x50x100 cube in your slicer, 2 walls and low infill, and then run the PA tuning macro in RatOs once it starts printing. Then measure what corners look the best. There's docs on it
rmilyard
rmilyardOP2mo ago
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rmilyard
rmilyardOP2mo ago
Where is doc for that?
Wetson
Wetson2mo ago
This looks ok, alignment wise is good
rmilyard
rmilyardOP2mo ago
I thought I was pretty good.
Wetson
Wetson2mo ago
Maybe not, having a hard time finding it. But if you run the PA macro in ratos, you just measure from the bottom and every mm is 0.001 PA
rmilyard
rmilyardOP2mo ago
So print something like this?
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Wetson
Wetson2mo ago
50x50x100
rmilyard
rmilyardOP2mo ago
so much taller? Should it be hollow?
Wetson
Wetson2mo ago
rmilyard
rmilyardOP2mo ago
like this?
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Wetson
Wetson2mo ago
You can put 2 top layers and 2 bottom layers if you want. But yes
rmilyard
rmilyardOP2mo ago
kk printing now. when do I press Initialize PA tuning?
Wetson
Wetson2mo ago
After it starts the first layer
rmilyard
rmilyardOP2mo ago
started
rmilyard
rmilyardOP2mo ago
kinda long print.
blacksmithforlife
it is because it is intentionally printing it slow to exaggerate the effects. You only need to print until you are seeing bad results. I normally don't print the entire thing
rmilyard
rmilyardOP2mo ago
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rmilyard
rmilyardOP2mo ago
How do I find the PA setting from this?
blacksmithforlife
the documentation has the details
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rmilyard
rmilyardOP2mo ago
I used the marco in RatOS Initialize paz tuning. Would it be the same?
blacksmithforlife
no idea, I've never used it
rmilyard
rmilyardOP2mo ago
So with that I come up with 0.043 I will change that and try gear again? almost done great. Need to reprint. Big layer shift! starting again Still the same. Not sure what issue might be here
Wetson
Wetson2mo ago
Try printing it single head If it prints correctly it's a idex alignment issue (or stringing) If it's still bad on single head it's a slicer problem May have to mess with shrinkage issues
rmilyard
rmilyardOP2mo ago
Morning. So I printed one in single color. I had to put screwdriver in the holes for smaller gears and move it a little to break them lose and it worked. So still little tight. What should I try to adjust now?
Anton
Anton2mo ago
What nozzle size is it?
rmilyard
rmilyardOP2mo ago
.6
Anton
Anton2mo ago
I assume model is made for 0.4 maybe try an upscale version
~ bitbash
~ bitbash5w ago
wouldn't it be easier to do it within orca's calibration tests?

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