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  1. Since firmware upgrade 5.2.8, the active level on my UM3 didn't work anymore. Today I have performed the firmware upgrade 5.2.11 and the active level is now working 🙂 Please next time perform more testing before releasing a firmware upgrade especially when it's not a reversible upgrade and it can damage the hardware. Anyway thank you to fix it.
  2. How many users have provided feedback on this upgrade? How many % is needed before you consider it relevant? I regret that you consider opinion from minority not relevant.
  3. I'm printing everyday with UM3 and since the upgrade to firmware 5.2 the active level doesn't work anymore. In fact I even got scratch on the glass plate because the nozzle was touching the glass plate (through an UM adhesive tape !!!) The factory reset doesn't help. Hopefully I can still use manual level. As described in this forum I can't downgrade the firmware 5.2 😞
  4. Hi Everyone, As shown on this image, this print with PVA (transparent) and Nylon (black) partially failed: The PVA support is not building up correctly and I don’t know why. I use an ultimaker 3 Extended with an enclosure to get minimal wrapping and stable printing temperature. And I use the PolyBox from polymaker to keep the Nylon and the PVA dry (at less than 10% humidity) I use an adhesion sheets so the PVA and Nylon stick very well to the plate at 65ºC The print setting for this ultimaker PVA are: 215 ºC with a speed of 35 mm/s, support pattern triangles, supp
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