Please help me fix this problem ever since I got this thing
 
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tojake2
(@tojake2)
Eminent Member
Please help me fix this problem ever since I got this thing

I’ve had this issue ever since I have been printing, *period*. I have cleaned off the surface, I have gone from a low Z height and a high z height, both with this same result except the higher one came directly off, and I’m just at a loss for words. If anyone knows what I’m doing wrong then please tell me

Posted : 09/03/2022 12:31 am
sylviatrilling
(@sylviatrilling)
Honorable Member
RE:

"Low" and "high" are relative terms. That is to say, what you think is "low" might not be low enough. In these pictures, it looks like your z-offset is still putting your nozzle too high.  You are not getting enough squish against the bed. Have you been using this same textured sheet each time?  Are you printing with PLA?

Mk3S+,SL1S

Posted : 09/03/2022 1:01 am
Chicago Keri
(@chicago-keri)
Estimable Member
RE: Please help me fix this problem ever since I got this thing

It does look fairly high from the pictures.

How does the first layer calibration procedure turn out?  During the slow zig-zag, I crank the nozzle down until it gets too thin then back off a fair bit. The rectangle at the end of the first layer cal should be fairly smooth top and bottom.

 

Also, I see that you're using a textured sheet.  Sometimes these can be hard to get filament to stick to.   I find that cleaning textured and satin sheets  with Dawn dish soap and hot water does a good job. Isopropyl does very little, and acetone is best avoided on the textured sheets. Not all filaments stick to the textured sheets though.

My go-to build surface is a smooth PEI sheet. If it gets slippery, acetone fixes it fight up. If it wears out, it can be peeled from the steel and replaced. Sometimes things get too stuck but can nearly always be coaxed off.

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I'm not very good at English either! Maybe someday I'll find a language I'm good at?

Posted : 09/03/2022 2:58 am
tojake2
(@tojake2)
Eminent Member
Topic starter answered:
RE: Please help me fix this problem ever since I got this thing

I've always used the same kind of sheet since this past year, the calibration is currently at -1.550, and the calibration layer normally prints out nice and neat from what I see.

Posted : 11/03/2022 9:29 pm
sylviatrilling
(@sylviatrilling)
Honorable Member
RE: Please help me fix this problem ever since I got this thing

The calibration number doesn't mean that much, what matters is the distance from the nozzle to the bed. Please run a first layer calibration and post a picture of your result.

Mk3S+,SL1S

Posted : 11/03/2022 9:36 pm
tojake2
(@tojake2)
Eminent Member
Topic starter answered:
RE: Please help me fix this problem ever since I got this thing

Well... good to know I've been ruining my Texture sheet with Acetone, that of which someone told me to use for my print layer. I suppose I'll put Acetone on my smooth sheet instead and try using that?

 

Posted : 11/03/2022 9:36 pm
tojake2
(@tojake2)
Eminent Member
Topic starter answered:
RE: Please help me fix this problem ever since I got this thing

I'm currently doing some cold pulls because someone else helped me realize it's a bit jammed, but I'll show that once I'm done with the cold pulls.

Posted : 11/03/2022 9:37 pm
sylviatrilling
(@sylviatrilling)
Honorable Member
RE: Please help me fix this problem ever since I got this thing

Good. Be aware that the smooth sheet has a different thickness than the textured one, so the number you have been using on the textured sheet will not be correct for the smooth one. 

Mk3S+,SL1S

Posted : 11/03/2022 9:43 pm
tojake2
(@tojake2)
Eminent Member
Topic starter answered:
RE: Please help me fix this problem ever since I got this thing

It clearly wasn't correct in the first place, but thanks regardless.

Posted : 11/03/2022 9:50 pm
Diem
 Diem
(@diem)
Illustrious Member

Stop messing about and show us a first layer calibration print.

Cheerio,

Posted : 11/03/2022 10:07 pm
tojake2
(@tojake2)
Eminent Member
Topic starter answered:
RE: Please help me fix this problem ever since I got this thing

What do you mean, "messing around"? If the nozzle is clogged then that's obviously going to cause issues, that's just a no brainer... image will be up soon.

 

Posted : 11/03/2022 10:10 pm
tojake2
(@tojake2)
Eminent Member
Topic starter answered:
RE: Please help me fix this problem ever since I got this thing

The first layer calibration was way too close, so I need to readjust more like you said since the thickness is so different, need more time.

 

Posted : 11/03/2022 10:22 pm
tojake2
(@tojake2)
Eminent Member
Topic starter answered:
RE: Please help me fix this problem ever since I got this thing

Here’s the result after some fiddling, but something’s still off

Posted : 11/03/2022 10:38 pm
Diem
 Diem
(@diem)
Illustrious Member

Your first layer could go a fraction lower.  Your print sheet is visibly marked, wash it with dishwashing soap and plenty of HOT water.

If this is PLA you would do better with the smooth sheet.

Cheerio,

Posted : 12/03/2022 12:13 am
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