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Filament stop came out after 30 mins print  

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atomleef
(@atomleef)
Estimable Member
Filament stop came out after 30 mins print

After load and print multiple times after 30 mins filament stop came out event extruder still do it's job. Cannot unload then I need to remove Bowden scew from extuder and hot end to remove it manual. Before this happen mini never have problem for 40 hrs print. I used to print 6 hrs long print with no problem. 

 

This is my condition

Print in 33c

Print with and without enclosure fail

Esun pla

Slice with prusa slicer

Use prusa esun preset 0.2 quality

Swap between flex and pla for a while(eact 1 hr print)

 

This is what I try

Cold pull

Clean extruder gear

Add more tension to extruder

Push pla manually - seem work fine in 215c

Use needle to clean nozzle

After all process it still fail after 30 mins print

 

How to resolve this, please help.

Here my gcode, unload filament shape in attachment

https://drive.google.com/file/d/1shXZLxJR5NRya0AgiOHDOvPbET-sqxnu/view?usp=drivesdk

Thank you in advance 😊 

 

 

 

This topic was modified 4 years ago by atomleef
Posted : 06/07/2020 1:52 pm
assist
(@assist)
Active Member
RE: Filament stop came out after 30 mins print

What was the ambient temperature when this happened?

I believe that the room may have been too cold to allow the print to take place in good condition.

Posted : 07/07/2020 10:02 am
atomleef
(@atomleef)
Estimable Member
Topic starter answered:
RE: Filament stop came out after 30 mins print

@assist thanks for reply

Room temperature is 30-33 degrees Celsius

I live in Thailand 😄

Still hopeless about this problem😭

Posted : 07/07/2020 4:30 pm
atomleef
(@atomleef)
Estimable Member
Topic starter answered:
RE: Filament stop came out after 30 mins print

I guess the problem is ptfe tube damage because I found piece of plastic at hot end base. I need few additional procedure from prusa suggestion

eg

I cannot remove brass tube that attached to hot end because of fan part is obstacles to the wrench to fully react the brass tube.

AfterI found a plastic a ptfe base prusa do not give a suggestion how to remove it then I need to heat hotend up and use a pin to pick it out.

The brass tube also make me confuse because both side is different and prusa do not which side is correct to put in hotend, which side to put to filament tube.

I not yet test print hopefully it will be fine

Posted : 11/07/2020 11:03 am
atomleef
(@atomleef)
Estimable Member
Topic starter answered:
RE: Filament stop came out after 30 mins print

I just finished my print, ptfe damage is problem. After change the tube printer work fine now.

Posted : 11/07/2020 5:37 pm
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