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[BUG] Creality Ender 3 V2 Neo, remaining time is invalid until near the end of the print

Open Flybeaux opened this issue 1 year ago • 2 comments

Did you test with a precompiled firmware?

Yes, and the problem still exists.

Bug Description

When printing is first started, the remaining time shown is a lot lower than expected, but it increases every second After printing has been going for a while, the remaining time seems to max out at a ridiculous value and then oscillates During this period, the remaining time seems to bounce up and down Near the end of the print, the value finally becomes more realistic. These screen captures were done after 3 hours of print time into a 24 hour print job. The firmware is showing 241+ hours on the first screen shot and 242+ hours on the second.

Bug Timeline

Started when I switched from Creality firmware to Professional in December 2023

Expected behavior

I expect to see accurate remaining time estimates

Actual behavior

At one time the remaining time showed 370+ hours remaining, there were actually less than 24 hours remaining. As I am writing this report, the remaining time has now dropped to 238+ hours, but there are really only 20+ hours remaining.

Steps to Reproduce

It happens on every print, nothing special to make it happen.

Version of Professional Firmware

Ender3V2-422-BLTUBL-MPC-20231217.bin

Printer model

Creality Ender 3 V2 Neo

Electronics

4.2.2

LCD/Controller

Standard Ender

Other add-ons

Direct drive extruder and Dual Z axis

Bed Leveling

ABL Bilinear mesh

Your Slicer

Cura

Host Software

SD Card (headless)

Additional information & file uploads

2024-01-18 10 23 11 2024-01-18 10 22 47

Flybeaux avatar Jan 18 '24 17:01 Flybeaux

I made some fixes here https://github.com/mriscoc/Ender3V2S1/pull/1182/commits/f2de5883331543f2e0f3a1445bd0854a56cda397

classicrocker883 avatar Jan 20 '24 13:01 classicrocker883

I advice you to use the slicer method, check the screenshots at the end of: https://github.com/mriscoc/Ender3V2S1/wiki/Calibration-Guides ussing only the firmware method is sometimes very imprecise.

mriscoc avatar Jan 20 '24 19:01 mriscoc

This issue has had no activity in the last 60 days. Please add a reply if you want to keep this issue active, otherwise it will be automatically closed within 10 days.

github-actions[bot] avatar Mar 23 '24 01:03 github-actions[bot]

This issue has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue for related bugs.

github-actions[bot] avatar Jun 02 '24 01:06 github-actions[bot]