Rat Rig Community [Unofficial]

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Rat Rig Community [Unofficial]

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ratos-support

fix-my-print

fix-my-printer

fix-my-resonance

fix-my-mesh

german-support

goop on nozzle after prime blob

I get this a lot. How much depends on the filament, and probably temperature. continuation of conversation here: https://discord.com/channels/582187371529764864/1246562369513984100/1302452251041726549 after an hour of printing most of the filament from the prime blob will have wiped off, though you can see the remains of it still. (see marked image) The excess filament on the outside of the nozzle tends to cause messy first layers as that filament is slowly dragged off during the print....
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Load Filament Macro Move Out of Range

When running the load filament macro for T1 from the park position you will get error; Move out of range: 332.800 150.000 15.000 [0.000]

MCU Timing Error

Consistently getting a timer too close error, about 45 seconds into prints- Tried two different pi's, with and without camera attached. V3.1 running 2.1, issue started 2 updates ago.
Solution:
Right then it's possible it's just filesystem corruption. 2 options: 1. Assume it's just filesystem corruption and reflash ratos to current card, then start shutting down the pi properly (you can do that from the menu in the top right in mainsail) 2. Assume it's a dying sd card, get a new one and flash ratos to that and start shutting down the pi properly....

_USER_END_PRINT_PARK Macro misbehaving

W have a macro that should reset extrusion factor and printspeed back to 100% and also clear the skew profile, like so: ``` [gcode_macro _USER_END_PRINT_PARK] gcode: M220 S100 ;set printspeed back to 100% in case I have tweaked it during printing...
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Need config help on adding a section for a second part fan

hello. this may be a stupid question but couldnt find an answer for it. I have installed a Aux fan in my V0 and couldnt seem to figure out the config to add it to the printer. i tried naming the fans differently to stop klipper freaking out. Is there a proper way of adding a second fan in the same section as my part fan but supplying power from a different port? (simplified- What text do I add to config to add an AUX part fan with power from a different port than part cooling fan.)...

IDEX Misses Z moves

I star to test dual material printing but I encouter one issue. I tried to print this minion but when there is tool change that has little to no outter walls the printer doesn't move on Z to make the layer change. It's strange because at the lower layers of the minion it's working fine. I checked the gcode from OrcaSlicer and the layer change is there. It seams like the post processor is removing it or the printers is skipping it for some reason....
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gcode_macro _VAOC_CALIBRATE_Z_OFFSET:gcode'

Error message is: Error evaluating 'gcode_macro _VAOC_CALIBRATE_Z_OFFSET:gcode': gcode.CommandError: Unexpected y-coordinate detected, VAOC aborted. Expected 525.639 but got 525.788....

Print freezes, unrecoverable.

Came home last night to the printer in a frozen state. It was not pasued but it was not printing. I was about three layers into it

TMC ‘extruder’ reports GSAT

Hello, My printer keeps throwing this error at 95% or so of a 24 hour long print. I attached a picture below to show. Any idea what’s causing this? I checked my wiring and it’s all fine looking. Also, the print started looking bad before this error. And ideas?...
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Installing RatOS on BTT Pi2 and octopus pro v1.1 h723

Hello, I have bought a BTT Pi 2 and I wish to use Obico in conjunction with RatOS. The images available don’t seem compatible so I assume that I will need the image for the BTT Pi 2 and then ssh in to use the RatOS configurator repo to use them together. Is this the correct method to reach my end goal? This has been a bit of a learning curve and am not sure if this is the correct path....

How to avoid Y collision in IDEX configuration?

I had
position_max: 434
position_max: 434
on V-Core 400 and works with VAOC calibration because during the VAOC procedure, both the toolheads moves away from Y motors. If I manually move the Y axis with T0 in home position and T1 parked, T1 at +408 collides with the motor....
Solution:
If I manually move the Y axis with T0 in home position and T1 parked, T1 at +408 collides with the motor.
Yeah.. Don't do that....
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MCU shutdown: timer too close - after I start a print (quite a heavy file)

Hi, any ideas what is wrong with my printer? Once I have started a big print job, klipper shuts down with this error (photo below). I have done a couple of small prints with no problem, so I assume the gcode file is too heavy (which would be weird in my opinion)
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Not understanding VAOC calibration

I found this video on the discord https://www.youtube.com/watch?v=_ooNQt7qPSs that goes through vaoc, but I feel it doesn't help my situation. I calibrate t0, change camera settings, make circles align with nozzle, then move onto t1 and do the same. I go back to t0, and it is "misaligned". I fix it then go back to t1, and it is misaligned. From what I understand from that video, switching should save the calibrated toolhead, but I don't know what I am doing wrong. The pics I added are t0 > t1 >...
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Chonk Triple Z Beta testing. Need help

Here is a video of the Chonk carrying out z tilt. Im not sure if your 170mm limitation is causing this but the first touch of the rear only during z tilt does is grind. I am not see anything touch. The right side doesnt home in the same y distance compared to the left like my v-core. Just noting that. Also the printer is layer shifting pretty bad at the moment. Any insight on that would be greatly at. I thought it may be from the initial grind but it carries all the way through the print. I have my belt on the tighter end at the moment compared to my sloppy 500. https://youtube.com/shorts/LUznoPSbQBA...
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Update Manager doesn´t work

Now that my VCore4 system is fully installed, I wanted to start the update manager, but not much is happening. It idles a bit, CPU usage fluctuates a bit, but no data is actually transferred. After 5-10 minutes, the update hook is back and nothing happens. It also makes no difference whether it is WiFi or LAN. Moonraker conf. is apparently OK, at least it matches my Vorons. If you mean it´s a theme for the mainsail channel, feel free to move it.
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Configuring without machine actually being done....?

So this will be my second post on this forum and it may sound like a dumb one... I literally just got through getting my sd card to flash and verify properly. I did make it work the other evening but skipped the verification process which I later found out was a no no. That evening after getting the sd card in the pi and setting up the wifi I decided to connect my octopus pro 446 board. After some struggles I did get it to connect (had to jumper bootloader mode pins) and use DFU. I did get the octopus flashed however it kept coming up with a version mismatch between the pi and the octopus board. I went ahead and hit next anyways....I then went to the main user interface (klipper? mainsail?) and selected my printer and options. Now I should probably also mention that the octopus board is in no way connected to the actual printer.... just octopus-> pi, no steppers , no thermisters, etc. I am as expected getting (klippy?) errors stating bed temp and hot end temp values not in range, again I would expect that. Can anyone verify that what ive done so far appears correct? I realize that when I leave work today I will have to go through the entire process again due to me reflashing the sd card at work using pi imager. Should I get the rest of the equipment connected ie steppers, thermister, etc etc connected before doing machine updates? As I have read it appears to do RatOs updates first. Can I do this without the rest of the pronter connected? Thanks again guys I appreciate all the help Chris...

MCU 'mcu' configured for 180Mhz but running at 176Mhz!

It happens now often, that I get this message and also for the toolhead. I don´t know what to do. It happens also shortly after startup and I really have to reboot the complete printer with power off. What I already did: * checked the voltages... all fine at 5.1V and 24.1V...

Don’t connect to the webcam from IDEX

Hello I set up everything for idex and want to calibrate the head but the webcam says webcam stream not found

Printer will not connect to WIFI all of sudden, creates RatOS hotspot instead

For context, the printer has been working for about a year with no problems. I've had similar problems with one RPi 4B+, swapped for new one, it was fine for two weeks and now the same again. Router was set to DualBand 2.4/5 GHz initially, I tried splitting to 2.4 and 5 GHz separate networks, no luck. Resetting Router helped just now. But I'd like to avoid this stuff in the future. Are there any troubleshooting tips?...

Inconsistent first layer between prints with Beacon

I am currently struggling with first layer issues. I am currently only printing single layer 100 mm x 100 mm x 0.3 mm shapes to test this. My first print of a day or a work session starts looking decent and then the surface begins to have ripples indicating there is too much squish. I remove the print and immediately reprint the same file (select reprint from within RatOS) and it prints without any of the rippling issues. I have adjusted the microstepping for a motors to be 16 as was suggested by others here. ...
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