On 9/29/2020 at 1:27 PM, Szahari said:Hi all,
We've released a new patch upgrade to firmware 5.8.0 today. All Ultimaker S5 and Ultimaker S3's will be able to upgrade, but the main added value is for the S5-Pro Bundle. You can read the full release notes here.
Notably though, I would like to highlight the following:
Unload button on screen. With firmware 5.8.0, a new feature was introduced whereby after a print filament was parked above the printhead, before subsequently retracting to the Material Station. This occurred on a timer. We have now added an unload material functionality on the display of the Pro Bundle, so that users can manually trigger this action when the material is parked above the printhead and after clicking on the Confirm Removal button on screen. Please note that there can be a delay when clicking on the Unload button, before the material starts to unload.
Regarding the delay, this can be pronounced after certain machine actions, e.g after a total system reboot.
Furthermore, certain operations such as aborting a print job after it has just been sent to the printer can lead to a double retraction of the material, which would be evident by a material retracting further and further into the Bowden tube. Though this may look unnatural, the system compensates for this and will begin the next printjob taking into account the filament position.
Lastly, I would like to mention a bit about the 5.8 firmware. Theres a bit more work to be done on this branch of the firmware, but I would like to share that the next big version will be 6.0. The 6.0 firmware version will be significant firmware upgrade because it will update the printers internal Debian system. What this means is when updating to firmware 6.0, there will be not be a possibility to revert to 5.8, or older firmware. More details on this will follow as we get closer to release.
Dear Ultimaker Team,
we have been waiting for such a long time, not being able to use our machines due to essential problems with filament change and now the new version 5.8.1 is released and I must say, it is a disappointment again.
There is no improvement and the issues remain. You may have been working on it and tried to fix issues, but what I can say is, it has failed.
The filament is still shown as "in use" and there is no way of unloading it, except with pure manual violence.
The unload button is still grayed out and there are still huge problems with filament recognition and especially with "filament left amount" recognition.
So, please consider, we all are professionals, who do not want to be busy with the printer itself, but just with the jobs we have to finish and having such issues with a "pro" equipment is an absolute NOGO!!!
I hope this is the last time I have to complain about Quality of Ultimaker's "Pro" equipment.
Please fix it immediately, because I need the printer to work properly.
Thanks
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ccr90 2
At the moment there are no changes in the display to differentiate between a material loaded "all the way" into the print core or "parked" above the print head. The only situation where the filament tip is visible above the printcore (and not unloading back to the material station) while connected through blue lines in the display is when the material is parked.
Have you tried printing with the materials in that position or did you pre-emptively unloaded them prevent that potential problem?
As mentioned in the header of this thread, there may be some circumstances where visually the materials seem not to be in the same position (height) but follow-up prints did not show effects of delayed extrusion. The material will be correctly returned to the printcore before the print begins. Using brim lines can be an option to reduce your concern of delayed extrusion.
If you identify a situation where the material consistently go to the wrong park position, resulting in a delayed extrusion we would be interested in the feedback and potentially the collected logs for internal investigation.
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