Rat Rig Community [Unofficial]

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Rat Rig Community [Unofficial]

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Extruder Temp Reading Very High

I recently installed a new Phaetus Rapido 2 extruder and am getting readings that my temp is extremely high. Not exactly sure what's going on here, but I put the cables in the same ports as usual. Any ideas?
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Klipper reports: ERROROption 'mesh_min' in section 'bed_mesh' must be specified.

#klipper I have bought a Ratrig machine from a friend. After network configuration and installation i am faced with this error message. I have attached CFG files and a printscreen on the interface....

Issues with IDEX 4028 part cooling fans quickly changing speeds

Hello all, I have some weird issues with my 4028 12v Part cooling fans connected to my Octopus MAX EZ board. Im in the process of setting up my VC4 IDEX, everything worked fine in CoreXY and Hybrid but since putting in a second toolhead I'm now seeing some issues. Both fans are connected to either the 12v pin on the 2 pin fan port OR the 12v pin on the 4 pin fan port, both work independently (only 1 fan connected to power at a time) and I can ramp the speed up from 0 to 100 without issue. As soon as I introduce the second fan I can only gradually increase the speed of the fans, as soon as 1 fan has a quick increase in speed BOTH fans will stop working. You try to adjust the speed on the sliders and nothing happens, the only way to the fans working again is to reboot klipper. I've tried a different combination of 12v 4028 fans (Nidec, Sanyo & Delta) but they all act the same way. I've tried an independant 12v PSU to connect the fans and that didn't work. Both fan are connected as per this guide: https://os.ratrig.com/docs/guides/4028/ using the gnd on the heater ports. Any help/suggestions would be very much appreciated....

Cannot turn on 4028 fan with default Pin synthax

The default config I have after doing the setup is : [fan_generic part_fan_t0] 4-pin fan connected to 2-pin header on T0 (EBB42 v1.2) - digital pwm pin: !toolboard_t0:PA0...
Solution:
OK, Sorted now. On the JST PH2 connector, I inverted the polarity. Now I am controlling the 2pin fan via PWM on the Kraken. T0 is plugged to PA0 and T1 to PA1....
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VAOC calibration gives error: Move out of range

Hello, Calibration of VAOC dos always give an "Move out of range: 86.941 661.862 39.000 [0.000]" erorr. Tried to follow the commission guide but this porcedure doesn't work any suggestions how to get IDEX working?...

Layer Shift Problem

I have a weird layer shift problem affecting multiple models out of multiple slicers. As shown in the picture, at a height of about 6mm off the build plate (for this model), the layers start progressively shifting approximately equally in both x and y, from x min and y min toward x max and y max. This has also happened on Benchy models (about 3 mm off the bed) and a different model of functional parts (large flat model just a few layers off the bed.) Its the same shift in the same direction....

Is my V3.1 300 making too many Z adjustments?

Configuration: Stock RR V3.1 300, using Phaetus HF and Super pinda probe Hi! I have a quick question about the Z adjustments my 3.1 does at the start of every print (when it probes 3 points of the bed, 3 times each). It usually does that AT LEAST 2 times (sometimes 3) because the loerance is not 0.020000 at the first try, even though I don't even touch the bed after I'm done printing (apart from removing the PEI sheet to get my prints and putting it back on)....

Weird squeaking in toolhead

Anyone have an idea as to what this is? It happens on layer 1 and 2 layers so it's not scraping the bed I don't think.

Random Layer lines appear in vase mode

Guys what should I possibly look into, this print is ment to be a vase mode print but occasionally there would be these layer shifts for a single layer and then it resumes normally.This effect is not there is back right corner and it is present every where else Printer Vcore 3.1 500x500x500 speeds 35mm/s...
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Bed compensation is not working

Hello! I have noticed the after I start the print job, bed compensation is not activated. I am using a S3D slicer, I have copied and pasted start and end scripts from ratrig page. Is this something missing in start script o something is wrong in the printer's config files?

How do I repin my 4028 Delta fan on stock v_core3 to another pin? J56 and J57 look fried

Title. It seems like there was a shortcurcuit and these two pin slots are not working. How do I power it from one of the empty pin slots from J52 to J55?

Idex 500 has error when swapping toolheads to second color.

First layer printed fine with T0, as soon as it swapped to T1, I got this error 6x: Error evaluating 'gcode_macro _BEACON_APPLY_RUNTIME_MULTIPLIER:gcode': ZeroDivisionError: float division by zero Any and all help is greatly appreciated....
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First layer issues on larger prints only

I am having issues on first layer with large prints - usually the second half or so VC4 500 IDEX - Ti Tube - Latest RatOS - 0.5 Undertaker TC Nozzle Helge's beacon guide followed and beacon compensation enabled...
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v-core 4 idex 500 error: Error evaluating 'gcode_macro START_PRINT:gcode': gcode.CommandError: Toolh

I can't figure out what setting to change. Everything is configured. Here is the error when I try to print from Prusa Slicer or OrcaSlicer Error evaluating 'gcode_macro START_PRINT:gcode': gcode.CommandError: Toolhead x-offset is too high for the available parking space. Calibrate your X and DC endstop positions and make sure you stay below 1mm. Endstops:...

IDEX TOOLHEAD OFFSET - way out of specification

I have been working through many issues with the IDEX system but this one I just can't seem to get through. The X value for the IDEX offset is @ -8.75 when it should be under 1.2 per the commissioning guide. Both toolheads go to exact x locations above build plate @ -15 and 515 respectfully, VAOC dials in pretty good and returns after exiting and returning so that is all working, the z offset is a little out because I haven't hot tightened T1 yet (in fact haven't even pushed plastic through it...

3DO v2 nozzle cam not detected anymore by mainsail

Hi, it was working fine but this morning I plugged in the printer and it wasn't recognise anymore (by that I mean the camera does not appear in the dashboard and when I reconfigure it it's black) I plugged the usb onto my laptop and it work fine so the camera/dsp/cable are fine. what could I do on the raspberry to try to debug the issue?...
Solution:
allright so anwsering in case it helps someone. ustreamer was missing on the raspberry, which is strange since it was working before. ...

Cutting into belt

What could have happened that the roller in the right-back of my V-Core-3 is cutting in the belt?? It seems to be too high on the roller, but only on this one, the rest have no issues. It seems to be going on for a while, judging on the amount of rubber-dust, but I just noticed it. Nothing has been dis- or re-assembled since the initial assemble more than 3 years ago. Never had any issues, besides the regular ones 😉 See attached pictures and shot video for details....
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Heater Issue.

Print starts fine but after some time, This error pops up.
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Lost communication with MCU while printing

Hello I started a 20 hours print and after maybe 5 hours I got a communication error with mcu. Why ?...
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Possible install VAOC on V-Core 3 (WideBoy) with newest RatOS

Hello, I'm new to the Discord server, I don't know how things work here. I have a general question about the VAOC. I've been building my WideBoy for over a year and initially stuck to HelgeKeck's GitHub fork. I had problems getting the camera to work due to a faulty HDMI adapter. After the fork was deactivated, I have not yet been able to complete the configuration of the VAOC in the new RatOS. My question is, is it possible to use the V-Core 3 with a mobile VAOC camera, like in the prototype, o...
Solution:
yes
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