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Project #1 Disaster to Awesome
This was my first Longer customer returned lk1 and I though It was gonna be ok, boy was I wrong. The recieved condition Hot-end had broken off tip and the insert was also damaged and broke off No tools and unit looked like it had a few prints on it The gantry was loose as…
Project #2 Beauty
This unit is excellent. I assembled it and fixed the filament tube on the hotend and started printing. Looks brand new and prints great. I ran the test block file and it came out perfect. This unit is ready to start making parts

Filament Temps
Filaments PLA Bed Temperature: 20 to 60°C Print Temperature: 200 to 220°C ABS Bed Temperature: 110°C Print Temperature: 220 to 265°C PETG Bed Temperature: 50 to 75°C Print Temperature: 240 to 270°C Nylon Bed Temperature: 80 to 100°C Print Temperature: 250°C ASA Bed Temperature: 80 to 100°C Print Temperature: 250°C Polycarbonate Bed Temperature: 100 to…

Hot end upgrade to extruder/hotend combo
The lk1 has been a very productive unit for our projects and we are still using the stock extruders and hotends. Maybe the hotends have been changed out but overall they are stock. The tubes get changed about every 40 hours but most of the time if there is an issue with the extrusion it’s…

LK1 Supersize 500 X500 Home Build Possible?
The mission of building a light strong 3d printed drone presented some challenges. Our build is doing well but refinments are always part of a continued development process. One of the areas i have wanted to improve is the blade guard assembly. Currently it is 6 parts glued together then secured to the body and…

Building 3d printed parts and using inserts
Hey. im looking at threaded inserts for a stealth press, the tool you make to do inserts. anyway the manual says insert m3x5x4. the inserts i have say m3x4x5. whats the spec here ChatGPT said: Hey! Good question — this comes up a lot with confusing spec formats for threaded inserts. Let’s break it down:…
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THE FIX
https://forumla.us/community/3d-printer-tech/219-00-american-hard-earned-dollars-for-a-large-format-3d-printer-hell-yeah-boys/paged/2/#post-347