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medicalmodeller

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Everything posted by medicalmodeller

  1. My file error was changing the fan from 100 to 10. I now changed it to 010 and the import works fine. I have now followed Ambassador's advice to make a new pre-set. After importing and exporting I have this file [material] name=PLA temperature=210 temperature_0.40=210 temperature_0.25=210 temperature_0.60=220 temperature_0.80=210 temperature_1.00=220 bed_temperature=60 fan_speed=100 flow=100 diameter=2.85 [material] name=ASA temperature=245 temperature_0.40=250 temperature_0.25=210 temperature_0.60=220 temperature_0.80=210 temperature_1.00=220 bed_temperature=85 fan_speed=010 flow=100 diameter=2.85 [material] I have imported this. For some reason the first import failed. I tried again and now I have the choice of PLA and ASA on the printer. Yeah! Thanks everyone MM
  2. I followed the instructions to make a new material profile on the SD card. I then imported the profile as instructed, but when I go to the materials choice on the UM2Go+, only PLA is listed and not my new profile for ASA. FWIW I am now using the Tinker Marline firmware on the UM2Go+ Any suggestions?
  3. So I have installed the printed bed. I have upgraded the software. I have followed the instruction to change the settings for PLA. My alternative filament is ASA, that I usually print with the nozzle at 245C and the bed at about 85C Can I store these settings in the customized option or do I set them each time I change from PLA to ASA? So far so good TM
  4. Just a thought for anyone else upgrading their UM2Go. I upgraded with the official kit from Ultimaker that takes a U2 to a U2+. The feeder is meant to go on the left side of the back (when looking from the front), but on the UM2Go its on the right. This means the the little lever one pulls up to allow filament to pass is irritatingly on the inside edge and not the outer edge. It might explain why the wires did not need reversing? If I were doing this again, I would buy the components separately and choose the feeder for the U3 the is meant to go on the right side of the rear (if it can be bought separately that is). Meanwhile I have made a reel holder for the filament reel so that the reel is off the printer. Now I can get to the feeder easily MM
  5. If I buy the heated bed from GR5 Store (is that you??) would I then change to load the HBK version? Thanks
  6. OK thanks Found the Tinkergnome 19.03.1 at https://github.com/TinkerGnome/Ultimaker2Marlin/releases/tag/V19.03.1 I see that there are 4 files for UM2Go. Obviously I do not have a dual version (who knew that one could?). What does HBK mean? I am assuming that I load the plain/non-HBK version Tinker-MarlinUltimaker2go-19.03.1.hex I have Windows 10 laptop. Any thoughts/advice about custom printer profile in Cura?? Thanks MM
  7. I am not familiar with how GitHub works and cannot seem to find the place with the firmware for the UM2Go+ with and without a heated bed. Can you point me in the right direction? I have followed a link to find the site with files to create a profile for upgraded UM2Go. https://www.youmagine.com/designs/ultimaker-2go-cura-machine However the folders referred to for Cura 2 do not seem to relate to Cura 4.6 I do not have a definitions folder, Variants folder, or images folder. It's not clear to me how I make the UM2Go+ custom profile. Can you/Labern help a simple surgeon? Many thanks MM
  8. If I update the firmware to the tinkerGnome firmware for UM2, will the firmware expect the Bowden tube to be the length of the tube on an U2? For now, I can simply use the shorter Bowden tube that came with the U2Go. Good to know that its not the same at both ends Thanks Boyd
  9. Duh! The Bowden tube that comes with the Ultimaker upgrade kit is intended for an Ultimaker 2 and not an Ultimaker2Go. So its almost twice as long! So I need to put the original tube in place and accept that the wires will be too long and not neat I will try and buy a heated bed from https://thegr5store.com/store/index.php/ as apparently his one does not smell! Getting there. Thanks MM
  10. If you have three U2Go+ do all have heated beds? If they do, which one have you fitted? Do you have a printer profile for Cura of the modified U2Go+? Finally, I have successfully printed a calibration cube. One thing I found that when loading the filament, the fast travel got the end only about 1/2 way along the Bowden tube. If I load tinkerMarlin, can I make it go to the print head as it should? Many Thanks MM
  11. Bloody hell!. I reversed just one pair of the wires. Now the motor works but in the wrong direction. When I set it to unload it pulls filament up. When it tries to feed the new filament, it pushes it out. So finally wired the JST back to how it was originally and the motor seems to work correctly. It spits out filament when unloading and pulls it in when loading. So how come I was advised to reverse the motor. Is there something else I do not know? TM
  12. Good link. It says.......................................... To get the motor moving in the right direction, is actually does matter which coil is which and what the polarity of the coils are. However, if they're wrong, the motor just turns the wrong way, it's easy to fix that by swapping wires. Pick one of the following in order to reverse the stepper's direction: Switching the polarity of either (one) coil, like changing ABCD to BACD or ABCD to ABDC. Swapping the coils, like changing ABCD to CDAB. So back to re-do the wiring. Probably best to invest in a crimping tool TM
  13. Help! I installed the new feeder motor. I cut off the original JST connector and swapped the outer wires. I do not have a crimper for JST so used surgical clip to squeeze the crimp So the wires were originally Black, Green, Red Blue - shown in photo with connector off the board. Now they are Blue Green Red Black as shown with connector on the board When I test with the change material command, the motor does not spin. If I connect the original motor JST it does spin with the remove material step Can I double check that I have reversed the wires correctly? Of course it could my poor quality crimp but before doing again I wish to know that the order is correct Thanks
  14. Now back so continuing the upgrade. I bought a 22mm hole cutter to make the bigger hole for the stepper motor. Printed a drill guide to go into the metal backing plate to centre the pilot hole for the hole cutter. I drilled 4 x 3.5mm holes for the retaining screws that go into the motor and used them to hold the metal backing plate. Hopeless! The hole cutter would not stay located even with the pilot hole. So I used the backing plate as a guide and used a Dremel to cut away to make the 22mm hole. After some fine tuning, new stepper and new feeder now installed on the back of the U2Go Now to swap wires. Do I need new firmware or not? Thanks
  15. There are 4 wires (2 pairs) to the stepper motor. Which ones do I swap? The stepper motor is not bigger, it is the feeder itself. The feeder is the same as the one on my U2+ and U3 and much beefier than the one that came with the U2Go. I think I will move the feeder by drilling new holes in the back plate. No one will see once it's in place. Thanks MM
  16. I recently bought an Ultimaker 2 Go. It works fine. However it did not come with the original foam packaging. Does anyone know where I might get a set of packaging?? I am in London if that helps MM
  17. Thanks 1) Can I ask about the wires for the feeder stepper motor. The upgrade kit comes with a new stepper motor for the feeder. Since this is designed for the new feeder, do the wires need reversing? If they do, which wires do I reverse out of the 4? I have a 4 pin JST male and female so can create a new plug 2) The new feeder is wider than the original. As a result the mounting plate and the feeder abuts the side panel which stops them lying flat against the back surface. What is the best way around this? I cannot put a spacer under the mounting plate as the stepper cog would then not engage with the cog in the feeder. One option is to cut a way a section of side panel??? However the metal plate would sit over the two screws at the top which would prevent the metal plate lying perfectly flat. Would this cause wear of the cogs? Alternatively I could drill new holes to move the feeder 6mm towards the middle and down to avoid the back plate screws?? Thanks MM
  18. Why does the upgrade kit come with new rods as they seem the same diameter as the existing ones MM
  19. I am not sure that I understand. FOr the UM2+ all I did was select UM2+ and Cura does the rest I think that the issue is that the U2Go is set to only use PLA so users are not expected to change to anything else. I do not know how to change the GCode Flavor MM
  20. Thanks I suspect this is a dumb question but what would happen if you created the Gcode with the U2 profile in Cura and then used the gcode on the U2Go? I have a friend with a laser cutter. Any chance you can share the dxf for the front door?
  21. I have an U3 and a U2+ and am used to creating and changing material profiles within Cura I have now bought an Ultimaker2Go. I have launched Cura and chosen U2Go as my printer. When I try to change the material settings they are all grey out and cannot be changed. Help! Surely I do not have to accept the default settings? Thanks MM
  22. I now have the Ultimaker 2 Go and now am starting the mods. On my Ultimaker 2+ and the Ultimaker 3 I have BuildTak Flexible plate system which I love. I have given up with the BuildTak sheet but find it ever so useful to pull the FlexPlate out the printer to then remove the print rather than doing this with the confines of the printer. With the new baby printer, it would be even more of a help Any reason not to use the Flexible Plate with the U2Go???? BuildTak do not make a plate small enough and are quite costly, so I will try Zimple instead Next I am looking to buy a heated bed kit. gr5 store looks like it only ships to USA and not to the UK. However I emailed them and "George" says that he will ship to London. On my U2+ and U3, I have front enclosures. Has anyone made one for the U2Go to save me creating one from scratch? Just doing my first print. Its a PITA not having a heated bed as I have had to use a bit glue to get the filament to stick! I printed a test from the SD card that came with the printer and it looks incomplete. Have now gone to Cura to make a test print from scratch. Unlike for U2+ and U3 I cannot create a material profile and I cannot change the default settings. What is the cure for this???? Finally I realise that the printer came with 1.75mm thickness filament. I have just swapped to 2.85 and the feeder is not happy. Is it meant to use 1.75 with this feeder? Thanks MM
  23. I am pretty sure that the feeder on a U3 is the same as the U2+. I would comment that I have never had a feed problem with the U3 so I wonder why you upgraded. MM
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