Noise after belt tensioning (damaged bearing?) - Hardware, firmware and software help https://forum.prusa3d.com/forum/prusa-core-one-hardware-firmware-and-software-help/noise-after-belt-tensioning-damaged-bearing/ Prusa3D Forum Discussion Board en-US Fri, 06 Mar 2026 08:17:11 +0000 wpForo 60 RE: Noise after belt tensioning (damaged bearing?) https://forum.prusa3d.com/forum/prusa-core-one-hardware-firmware-and-software-help/noise-after-belt-tensioning-damaged-bearing/#post-741343 Thu, 20 Mar 2025 15:25:20 +0000 I've replaced the X-axis motor today. Here is how you easily reinstall the pulley on the new motor: https://www.printables.com/model/1236389-core-one-x-axisy-axis-motor-pulley-assembly-tool

]]> Hardware, firmware and software help cryptomilk https://forum.prusa3d.com/forum/prusa-core-one-hardware-firmware-and-software-help/noise-after-belt-tensioning-damaged-bearing/#post-741343 RE: Noise after belt tensioning (damaged bearing?) https://forum.prusa3d.com/forum/prusa-core-one-hardware-firmware-and-software-help/noise-after-belt-tensioning-damaged-bearing/#post-740819 Mon, 17 Mar 2025 13:10:04 +0000 A replacement is already on the way from Prusa.

]]> Hardware, firmware and software help cryptomilk https://forum.prusa3d.com/forum/prusa-core-one-hardware-firmware-and-software-help/noise-after-belt-tensioning-damaged-bearing/#post-740819 RE: Noise after belt tensioning (damaged bearing?) https://forum.prusa3d.com/forum/prusa-core-one-hardware-firmware-and-software-help/noise-after-belt-tensioning-damaged-bearing/#post-740812 Mon, 17 Mar 2025 12:49:35 +0000 I can't read your video, but if you're sure it comes from a motor, try to reach Prusa support to ask for a replacement. :)

]]> Hardware, firmware and software help Scott https://forum.prusa3d.com/forum/prusa-core-one-hardware-firmware-and-software-help/noise-after-belt-tensioning-damaged-bearing/#post-740812 RE: Noise after belt tensioning (damaged bearing?) https://forum.prusa3d.com/forum/prusa-core-one-hardware-firmware-and-software-help/noise-after-belt-tensioning-damaged-bearing/#post-740799 Mon, 17 Mar 2025 11:13:02 +0000 It's the X axis motor :-(

]]> Hardware, firmware and software help cryptomilk https://forum.prusa3d.com/forum/prusa-core-one-hardware-firmware-and-software-help/noise-after-belt-tensioning-damaged-bearing/#post-740799 Noise after belt tensioning (damaged bearing?) https://forum.prusa3d.com/forum/prusa-core-one-hardware-firmware-and-software-help/noise-after-belt-tensioning-damaged-bearing/#post-740724 Sun, 16 Mar 2025 16:45:22 +0000 As some prints where off today, I checked the belt tension and it was way to low (~70 Hz). So I tightened up the belts and tuned them back to 85 Hz. Now I have a strange noise which sounds like it comes from a loose screw or a bearing. It is really hard to locate.

Anyone has an idea or run into the same problem?

Thanks

]]> Hardware, firmware and software help cryptomilk https://forum.prusa3d.com/forum/prusa-core-one-hardware-firmware-and-software-help/noise-after-belt-tensioning-damaged-bearing/#post-740724