Prusa mini y axis grinding. . Everything went smooth on first try except Y axis self test. Start touching printer parts while it makes that noise. Problem notic Hi! My Prusa Mini+ is just over 18 months old, built from kit. It has now reached an entirely inacceptable level. Y-Axis started sticking. Whet else can I look at? Or do I just disassemble it and rebuild? I was getting some really bad Y-axis layer shifting only a week into running my Prusa MINI. I should add that I have gone through and checked the electrical connections and the screws on the motor. After extensive testing, we discovered that these layer Support Original Prusa i3 MK3 Original Prusa i3 MK3 kit assembly 2. All things related to Prusa 3D printers. How successful have you been when using the Prusa belt tightening app? I get inconsistent answers and have one side that is perpetually too loose, and the other is too tight even when the screw is nearly backed out the Printer model MK4 Firmware version 6. Have you greased the rods? It's a vibration issue. I haven't found a fix, it happens intermittently (not for every print) and my partner has since cleaned and greased the bearings. Today I've noticed on the longer movements of the y axis it makes a growling noise. 04 Upgrades and modifications none Printing from USB Drive Describe the bug Yesterday I completed a 40 hour print, then upgraded from 6. 9/S printer, it will start a selftest to verify the most common components of the printer. It's not the stepper motor because the rattle is there when sliding the bed back Everything passed the self test except the y-axis fails. We'll see if that helps. Heatbed Is there any resistance, grinding or change in movement at any point when you move the bed along the axis? That woud be a sign that at a minimum the bearings should It’s as the y axis moves back and forward quickly. There is a Y-motor holder already uploaded with a 1 mm gap between motor and frame. Especially The noise seems to be synched with y axis bed movements, might be bearing issue as mentioned. (Gyroid fill pattern) When printing the perimeter you hardly hear anything. Y-axis self test failing consistently Hello, yesterday i did finish building MK4 kit. Brand new MK3S. I haven't changed any of the movement settings and it didn't always do this. On a whim I tried downgrading the firmware to 4. Major layer shifting on y-axis only HELP I recently repaired an old Prusa mk2s and it's been working phenomenally for quite a long time but recently I started using PETG on it for the first time and it started having major layer shifting but only on the y-axis. It almost sounds like some kind of power tool. I tried loosening up the three bolts that hold the X/Z axis to the Y assembly, and didn't see any difference: the z-axis self test still failed. So, anyone who's struggling with a noisy Y-axis (and the same issue like I had), check the Y-axis motor by pressing on it wth your finger. X and Y axis grinding noise MK4S Hey, I have a Prusa MK4s prebuilt which I got a few months ago. the y-axis is making a abnormal loud grinding noise when making fast short movements. You'll figure out where I have fixed the sound coming from the Y axis by pushing a peace of filament on the right side of the idler (and pushed the belt back to the center) with the peace of filament the idler is steady -- the belt stays in the center and Anyone got a mini and suffer random grinding on the y? When I say grinding it’s when the bed is at its max position but the motors are still going. Finally checked the belt and gear, only to find that the 2 set screws on the gear itself were fairly loose from the factory. My first impression was from the fans, felt like this might be the issue but more possible the issue is related to the Y axis parts. I had my first issue this morning after almost 6 weeks of 70K subscribers in the prusa3d community. I am at a loss for what is wrong because the bearings also move freely on the rods. I've had my Prusa Mini for about a month and a half now. Also, I saw you mentioned it's mainly when printing in the y axis; in that case it's more likely the y belt, under the My Prusa Mini has got this weird issue that just started happening - for some reason after ABL and after the print finishes when the Y axis goes to its furthest extents it starts grinding for half a second before the motor stops trying to turn. 1, and surprisingly the self test passed on the When the Y-axis of my MINI+ goes to each edge of its range, it makes this scraping/grinding noise. On my printer, the Y-axis motor had slight contact with the frame, causig quite loud vibrations/ rattling noises. Is there any resistance, grinding or change in movement at any point when you move the bed along the axis? That woud be a sign that at a minimum the bearings should removed and greased internally. Edit: Actually it wouldn't have to be printing; this could happen while the printer is off, too, if you just move the parts by hand. This happens a lot before the start of a print, before the probing process, and when I turn the printer on All things related to Prusa 3D printers. Sometimes the Prusa seems to forget where it is and tries to move more to the right than it is able to. There is a known issue where the printer is New issue with my Prusa Mini has me stumped. Not criticizing Prusa, I just hope this helps anyone else out there who might be experiencing the same issue. Also, I don't see how the vertical rods could be binding, because their I bought my Prusa Mini+ and have been in love with it! It functions perfectly as far as printing goes but there is one thing that is a miss. 2. If it were the X or Y axis, I would definitely assume I need to regrease the bearings. The noise is the worse on slow Y axis moves. Is your X/Y carriage bar flush on both sides when you bring it all the way to the front? When the left side is flush on mine, I have a 4mm gap on the right. Happens from time to time, same with the x, Y Axis Makes a Grinding Noise during SelfTest and fails. This creates a large grinding noise. I’ve looked at belt tension, adjusted the position of the two bearings, checked pulley position and checked every screw. Pictures of boxes and shipping notices are considered low-effort and will be removed. Except. RE: Y-Axis goes too far when homing I may have had the same problem as all of you -- when homing, the y-axis motors will make a grinding noise, as if they're trying to pull the bed even further back. Went to p RE: Y Axis Makes a Grinding Noise during SelfTest and fails. I've checked belt tension and that seems reasonable, and the printer RE: Y-axis/bed rattle when moving @simecekjann I have the same issue. The noise coming from the y-axis carriage and the resistance I left when moving it with my hand just Grinding/Rattling sound from y-axis Hi all, I assembled my first Prusa I3 MK3S printer this week and it is printing perfectly. Components such as: 1. Just posting this in case it helps anyone else who has recently received their Mini. You can also start a print and during operation/noise, try placing your hand on various components and hear if it dampens the sound. When the Y-axis of my MINI+ goes to each edge of its range, it makes this scraping/grinding noise. Maybe a table saw Here’s a short clip: The four edges (purple circles) The remaining four corners (yellow circles) X and Y-axis pulleys If the pulleys on the X and Y-axis are pushed against the motors, even just slightly, it adds resistance which leads to vibrations and even This procedure is ONLY for fully working printers! If you have any issues with the self-test or filament extrusion you must correct this before proceeding. Every time I run it for bigger prints, I get this weird noise when the x and y axis are moving at the same time. It is crucial that your printer is assembled according to our instructions. The Prusa MK4 is marketed as a high-speed printer capable of impressive print times, but many users (ourselves included) have encountered frustrating layer shifts. Unexpected self-test failures and Y-axis homing issues can bring production to a halt, often When you first turn on your Original Prusa MK4/S, MK3. Prusa Mini X and Y -Axis Disassembly/Assembly Guide Does anyone have a good guide to dismantle the Mini X and Y axis? I plan to lubricate the bearings as well as upgrade the x-axis end cap to the most recent RE: Mini+ Y Axis Grind ONLY after Probe and Completed Print In case any one finds this thread in the future and is having a similar problem - the y-axis cable was getting hung up on the buddy board housing. A bad Go to the Printer display -> Settings -> Move Axis, and Move X and Move Yindividually to see if the noise can be narrowed down to a single axis. While building my Prusa i3 MK3S+ 3D printer, I got stuck where at the y-axis installation. It starts at about 5mm up on the z axis and shifts backwards about 10mm. I am printing with my Prusa Mini for almost a year and melted around 10kg of filament and had no printing issues despite the "grinding" sound which sometimes starts to arise. Mini has 200+ hours on it. Show off your prints, or ask a question. 03 to 6. I already cleaned and . I am unable to complete a Self-Test - consistently fails Y-Axis. The first few tests came out really great, but I do unfortunately have a huge problem wit a loud squeaky noise coming somewhere from the belt on the Y-axis (as you can hear in the video I added). 04. Y-axis assembly | Tools necessary for this chapter The Prusa MK4's advanced sensor systems are fantastic for preventing damage and diagnosing problems - until they're not. I already checked belt tension (using prusa web app tuner) placement of all Weird Y axis shift at the farthest extent of the X axis travel Have had my mini for ~2 years now and while doing some large prints I have noticed that when the X axis is 4/5ths of its max travel toward the end of its arm, there Terrible Y axis grinding noise Over the last couple of months the noise the Y axis makes has steadily increased. But the instructions specifically said not to grease the Z bearings. I finished building my Mini+ Kit last night and when I ran the self test everything went smooth until it got to the Y-Axis. Has anyone experienced a noise like this at all? Loud squeeky noise on movement Y-axis Hi Everybody! After a very lengthy wait my pre-assembled Prusa i3 MK3s finally arrived this morning. I've checked belt tension and that seems reasonable, and the printer is otherwise very very quiet. It has recently started to make a whiny or high-pitched grinding noise during big Z-axis moves. Pictures of boxes andY-axis, make sure the u-bolts aren’t tightened too much, only enough that they don’t Fix for Rattling/Noisy X-axis Moves Hi Prusa community, wanted to provide my experience and fix for a well-documented issue on some factory-assembled Mk4 printers.
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