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Nikos
(@nikos-2)
Active Member
First layer Problems

Hello guys

 

I have the following Problem: The first layer is bad. It's not bad over all but at some points of my bed. See the picture please. The left part is a perfect first layer and the right one is too high.

 

I alrealy recalibrated the XYZ and I did a first layer configuration. I cleaned the bed with Propanol and I reduced the printing speed to 50%. I have no idea what to do anymore.

the black filament is quality filament, the green one is from owl filament (not sure if this is good).
C an you help me?

Nikos

Posted : 30/06/2019 11:10 am
bobstro
(@bobstro)
Illustrious Member
RE: First layer Problems

Have you enabled the 7x7 mesh bed leveling feature? It can help with this issue.

My notes and disclaimers on 3D printing

and miscellaneous other tech projects
He is intelligent, but not experienced. His pattern indicates two dimensional thinking. -- Spock in Star Trek: The Wrath of Khan

Posted : 30/06/2019 2:26 pm
Nikos
(@nikos-2)
Active Member
Topic starter answered:
RE: First layer Problems

7x7 Mesh leveling? Where can I find that? I have a MK 3 Printer

Posted : 30/06/2019 7:12 pm
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(@)
Illustrious Member
RE: First layer Problems

Alcohol isn't the best way to clean the bed.  It's great for removing some PLA residue, but lousy at removing oils.

After scrubbing with alcohol, wash the sheet in hot soapy water, taking care to not touch the bed surface with your fingers. Use a paper towel as the scrubber, and then rinse for a couple of minutes under flowing hot water. Dry with a fresh paper towel, then handling only by the edges, place on printer.

Finger prints are your enemy when printing with PLA. 

Posted : 30/06/2019 7:13 pm
Dave Avery
(@dave-avery)
Honorable Member
RE: First layer Problems

update the latest firmware if you haven't already.

then the 7x7 is under settings

Posted : 30/06/2019 8:21 pm
Nikos
(@nikos-2)
Active Member
Topic starter answered:
RE: First layer Problems

thanks a lot guys 🙂 I will try that now!

Posted : 30/06/2019 10:28 pm
Nikos
(@nikos-2)
Active Member
Topic starter answered:
RE: First layer Problems
Posted by: Tim

Alcohol isn't the best way to clean the bed.  It's great for removing some PLA residue, but lousy at removing oils.

After scrubbing with alcohol, wash the sheet in hot soapy water, taking care to not touch the bed surface with your fingers. Use a paper towel as the scrubber, and then rinse for a couple of minutes under flowing hot water. Dry with a fresh paper towel, then handling only by the edges, place on printer.

Finger prints are your enemy when printing with PLA. 

this was the soloution! Thanks a lot guys 🙂

 

Now, I have a new Problem but I think I will open a new tread 🙂

Posted : 01/07/2019 6:28 am
Nikos
(@nikos-2)
Active Member
Topic starter answered:
RE: First layer Problems
Posted by: david.a66

update the latest firmware if you haven't already.

then the 7x7 is under settings

That also helped!

Posted : 01/07/2019 6:34 am
Nikos
(@nikos-2)
Active Member
Topic starter answered:
RE: First layer Problems

mhhh.....the mid part of the printing sheet is still bad. I think the headbed warped slightly 🙁 At least I can print at the edges

Posted : 01/07/2019 6:49 am
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