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LulzBot Mini 2 User Manual

Congratulations on joining the ranks of our amazing LulzBot 3D Printer useres!

Refer to the 

LulzBot Mini Quick Start Guide

 for detailed unpacking instructions and 

step-bystep guides wthrough your first 3D print.

Summary of Contents for Mini 2

Page 1: ...er Manual Congratulations on joining the ranks of our amazing LulzBot 3D Printer useres Refer to the LulzBot Mini Quick Start Guide for detailed unpacking instructions and step bystep guides wthrough your first 3D print ...

Page 2: ...ts Warnings Safety Information Regulatory Statements Recommended Software Cura LulzBot Edition Filament Guide Graphical LCD Controller Maintenance Advanced Usage Source Support Warranty Return Policies Contact Glossary ...

Page 3: ... cause burns The print surface can reach high temperatures that are capable of causing burns Fire Hazard Never place flammable materials or liquids on or near the printer when it is powered on or operational Liquid acetone alcohol or other chemicals may release vapors that are extremely flammable Pinch Hazard When the printer is operational take care to never put your fingers near any moving parts...

Page 4: ...particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures 1 Reorient or relocate the receiving antenna 2 Increase the separation between the equipment and receiver 3 Connect the equipment into...

Page 5: ...ed to have the latest filament slicing profiles developed and tested by the LulzBot team to ensure the best performance out of your LulzBot Cura LE Automatic LulzBot Driver Installation Cura LulzBot Edition will automatically install the required drivers for Windows users during the installation process GNU Linux and OS X users will not need to install drivers to communicate with the LulzBot Mini ...

Page 6: ...n as it includes a slicing engine and pre set filament slicing profiles Cad and 3D Modeling Software A Free Libre slicer like Cura LulzBot Edition will support many of the 3D model file types generated by Free Libre Software design applications Other Common non free CAD and 3D modeling software options may be capable of exporting the required 3D model file types Recommended 3D Model Parameters Des...

Page 7: ...le This gives you the designer full control over the modeling process and enables you to easily change any step in the modeling process or make designs that are defined by configurable parameters BlocksCAD From BlocksCAD org BlocksCAD is based on the open source programming language OpenSCAD a powerful and popular language in the 3D maker community BlocksCAD s block based interface makes programmi...

Page 8: ...s to communicate with the LulzBot Mini 2 3D printer If your school or workplace requires a manual driver installation process the drivers can be downloaded from LulzBot com downloads This basic guide is designed to outline the fundamentals of using Cura LulzBot Edition software with your LulzBot 3D Printer Want more information In Cura LulzBot Edition hover over each option to view the details on ...

Page 9: ...This model can also be accessed by selecting the File Open Recent and selecting Rock2pus Load the Rock2pus model now Supported File Types Cura LulzBot Edition supports many of the file types used by many popular 3D modeling and design applications Currently Cura LE supports the following 3D model file types 3MF G G code STL OBJ X3D Cura LE can also convert the following image types into a height m...

Page 10: ...Print Surface 2 Axis Indicator 3 Print Area 4 Prepare Tab 5 Monitor Print Tab 6 Open File 7 Move 8 Scale 9 Rotate 10 Mirror 11 Per model Settings 12 Multiply Object 13 G code File Name Text Box 14 Edit G code File Name 15 3D Model Dimensions ...

Page 11: ...l print surface Move Cure LE adds more precision to positioning your objects on the virtual print bed Move your model using a handle for each axis red for X green for Y blue for Z or by entering in the position for each axis for more precise movement Values entered are relative to the current displayed postion Negative Z axis movements can be used to cut off the bottom of the model and start the p...

Page 12: ... clicking the Rotate button Three colored circles will surround your model centered along the model midpoint The Blue circle will allow you to rotate around the Z axis The Green circle is used to rotate around the Y axis The Red circle will rotate around the X axis The Lay Flat button will attempt to place the model onto the print surface using the flattest portion The Snap Rotation button will us...

Page 13: ...l Mode of Print Sequence One at time is active This setting is only recommended for expert users Multiply Object Select the desired model Press the Multiply Object button to open the Multiply Selected Model window Enter the amount of desired additional models Camera Positions The buttons along the top of the Cura LE interface include five preset camera positions 3D View Front Top Left Right ...

Page 14: ...nt by changing to this view Using Layer View for G code Previews Use Layer View to visualize the movements generated by Cura LE or contained within a G code file Layer View even includes an animated layer by layer printing preview Note Some users with legacy video hardware may not be able to use the more complex visual display options Material Color This option shows the extrusion paths and moveme...

Page 15: ...tion will use a color gradient to display the movement speed throughout each layer Layer Thickness The Layer Thickness option uses a color gradient to show the different layer heights used throughout the model This is especially helpful when using the experimental adaptive layer feature ...

Page 16: ...1 3D Printer Selection and Management 2 Tool Head Info 3 Printer Info 4 Filament Recommended Skill Level 5 Filament List 6 Filament Product Page Information 7 Slicing Profiles 8 Recommended vs Custom Selection 9 Infill Slider 10 Gradual Support Checkbox 11 Support Material Checkbox 12 Build Plate Adhesion 13 Slicing Progress Indicator 14 Estimated Print Time 15 Estimated Required Filament Length 1...

Page 17: ...bare glass surface of the Modular Print Bed System Experimental Find even more out of the box compatibility in this category from new third party vendors exciting new materials and more Note These materials may not be actively supported by the LulzBot technical support team at this time Material Different manufacturers have different formulations for their specific brand These different formulatio...

Page 18: ...ok even better when printed at large or even excessively large layer heights Recommended vs Custom These built in recommended settings have been tested by 3D printing experts and are designed to offer reliable great looking prints reel after reel model after model At times you may want to adjust specific settings to achieve challenging geometries or features Switching to Custom mode will display m...

Page 19: ...urn this option on if sections of the model extend out away from the model This will build up material underneath the portion extending in mid air preventing drooping or sagging Build Plate Adhesion The slicing profiles included within Cura LE will use a skirt to prime the hot end to ensure that sufficient material is being extruded prior to starting on the actual object The Brim option can improv...

Page 20: ... saved to your SD card If the LulzBot Mini 2 is connected through the USB cable to a computer this button will display Print via USB Click on the drop down arrow to access the file save options Cura LE Video Quick Start Guides Is this your first time printing with the LulzBot Mini 2 Follow the LulzBot Mini 2 Quick Start Guide video for a step by step guide Watch the video and refer to the Cura Lul...

Page 21: ...e heat set temperature Button 6 Build Plate Temperature Entry Box 7 Build Plate Pre heat set temperature Button 8 Temperature History Graph 9 Active Print Information 10 G code File Name 11 Estimated Total Printing Time 12 Estimated Time Remaining 13 Actual Print Time 14 Manual Movement Control 15 Connect through USB Button 16 Printer Positional Controls 17 Extruder Controls 18 Home X and Y axis B...

Page 22: ...n of Cura LE window 3D Printing Directly Through Cura LE 3D printing through Cura LE is easy Follow the steps below to 3D print your Rock2pus For this print we will be using Polylite PLA filament On the right hand of the screen under material select Polylite PLA Polymaker ...

Page 23: ...een selected under profile select Standard In the top right corner of the screen click the Print Monitor 1 button to open the printer control menu Next click Connect 2 to establish a connection between your computer and printer ...

Page 24: ...it with your new filament Click the Extrude button a few times to purge any leftover filament Repeat as needed until you see consistent and repeatable extrusion Now you are ready to print If you need to make any further adjustments to your model or pro file settings you will need to navigate back to the Print Setup button at the top right corner of the screen Otherwise click Start Print 4 at the b...

Page 25: ...o ensure that inner details are correct Layer view will show the G code Cura slices for your model Use the scroll option in layer view to view each layer of your print The model will be shown in yellow green and red while support and adhesion options such as the skirt or brim will be shown in light blue The custom settings menu can be used to adjust infill speed support and many other slicing opti...

Page 26: ...26 Filament Guide ...

Page 27: ...e ingrained with wood or metal and these can be post processed for unique aesthetics and texture It s also the ideal material choice for dual extrusion 3D printing as it adheres well to not only itself but PVA based soluble support materials An enclosure is not necessary when printing with PLA as ambient temperatures don t affect it This filament is slightly less robust than ABS but it s still an ...

Page 28: ...s larger than these examples may warp or crack due to an inherent characteristic of styrene containing materials the shrink rate when cooling While this characteristic works well with injection molding manufacturing methods it s not ideal for large 3D printed parts A passively heated enclosure will help maintain a warm environment to minimize warping and cracking ABS by IC3D Extrusion Temperature ...

Page 29: ...ess and high impact and items subject to repeated flexing such as buckles and clasps Alloy 910 is chemically resistant to alcohols resins MEK oils acetones most alkaline substances and most two part casting compounds Color can also be added with most common clothing dyes Printed parts are heat resistant up to 93 C 200 F making it an ideal choice for high demand environments A light coating of PVA ...

Page 30: ...ool Head with a 0 5mm nozzle for optimal 3D printing performance Extrusion Temperature 190 C PEI Print Surface Temperature 60 C Part Removal 50 C bioFila Linen Made in Germany by twoBEars this environmentally friendly filament is composed of organic material and is completely biodegradable bioFila Linen is a popular choice among artists and educational institutions due to its unique printing prope...

Page 31: ... one of the highest rated filaments for tensile strength and durability This copolymer material is named Bridge because it bridges the strength of Nylon 645 and the ease of use of traditional ABS and PLA thermoplastics Similar to Alloy 910 Bridge Nylon has a minimal shrink nature Parts printed with Bridge Nylon have a tiny bit of give to them when compared to other nylon filaments Color can also b...

Page 32: ...performance Extrusion Temperature 215 C PEI Print Surface Temperature 60 C Part Removal 50 C Tips Polish your print to expose the shine Tips Abrade the print and oxidize the surface for a patina Coffee PLA Perk up your prints with Coffee PLA by Proto pasta Made from recycled coffee components this filament is on par with traditional PLA s ease of use and yields a natural looking translucent brown ...

Page 33: ...on Temperature 275 C PEI Print Surface Temperature 110 C Part Removal 50 C Tips Treat PEI Print Surface with PVA Glue Stick Conductive PLA Unleash your inner electrical engineer with this exciting new premium 3D printing filament Since 3D printed objects have varying structures within them the resistance across the 3D printed object varies as well The resistance of the 3D printed object can be dif...

Page 34: ...ance Extrusion Temperature 215 C PEI Print Surface Temperature 60 C Part Removal 50 C Tips Polish your print to expose the shine Tips Abrade the print and oxidize the sur face for a patina High Temp PLA High Temp PLA has two different finishes when 3D printed translucent when freshly printed or opaque when heat treated Due to the low warp when 3D printed High Temp PLA is perfect for objects requir...

Page 35: ...hesives It s non hygroscopic meaning it doesn t attract or absorb moisture from the air Extrusion Temperature 240 C PEI Print Surface Temperature 110 C Part Removal 50 C INOVA 1800 INOVA 1800 prints have a glossy smooth finish and feature a great balance of strength and 3D printing ease 3D prints are dimensionally stable bridge well and are a great choice for interlocking objects props and other f...

Page 36: ...ace Temperature 60 C Part Removal 50 C Laywoo D3 LayWood combines recycled wood fibers with PLA for natural looking lightweight 3D Prints Different printing temperatures yield different color results printing with hotter nozzle temperatures will produce a darker color This material also responds well to sanding for a smooth finish LayWood is primarily favored for its aesthetic properties it is not...

Page 37: ...ace Temperature 60 C Part Removal 50 C Tips Polish your print to expose the shine Tips Abrade the print and oxidize the surface for a patina n vent n vent is a durable polyester filament that boasts a glossy surface finish and is strong and dimensionally accurate due to it s low shrinkage and excellent layer adhesion n vent is ideal for interlocking objects as well as functional prototypes It can ...

Page 38: ...art removal Extrusion Temperature 230 C PEI Print Surface Temperature 85 C Part Removal 50 C Tips Printing Large Items Treat PEI Print Surface with PVA glue stick NinjaFlex NinjaFlex 3D printing filament performs with an exciting combination of elongation elasticity and strength This fun flexible material is the strectchiest filament we have ever tested Its soft yet durable elasticity makes it ide...

Page 39: ...nded Extrusion Temperature 230 C PEI Print Surface Temperature 110 C Part Removal 60 C Tips Treat PEI print surface with PVA glue stick Tips Enclosure Recommended PC PBT This polycarbonate alloy material produces smooth prints with excellent structural integrity and a high chemical resistance to motor oil and grease making it ideal for industrial applications in need of long term fatigue performan...

Page 40: ...ecommended Extrusion Temperature 240 C PEI Print Surface Temperature 100 C Part Removal 50 C Tips Treat PEI print surface with PVA glue stick Tips Enclosure Recommended PC Max PC Max filament has an advanced polycarbonate based material that unites impressive mechanical strength fine surface finishes and superior heat resistance Exactly how strong is this stuff Polymaker put PC Max to the ultimate...

Page 41: ...plying a glue stick such as Elmer s brand directly to the print surface before starting your LulzBot is strongly recommended for better print adhesion Extrusion Temperature 235 C PEI Print Surface Temperature 100 C Part Removal 50 C Tips Treat PEI print surface with PVA glue stick Tips Enclosure Recommended High Temp PLA Polycarbonate is a strong warp resistant filament and in general is good for ...

Page 42: ...rint surface with PVA glue stick Extrusion Temperature 225 C PEI Print Surface Temperature 40 C Part Removal Off Tips Print on bare glass or treat PEI print surface with PVA glue stick SemiFlex SemiFlex performs well as a tough flexible filament with an exciting combination of pull strength shock absorption and print resolution SemiFlex is a semi hard flexible filament that comes in several differ...

Page 43: ...e sur face for a patina t glase t glase is clearly a great choice for users seeking a high degree of translucence This filament is a PETT polyethylene terephthalate based material that is not only easy to use but has a unique ability to act as a light pipe to transmit light Printed objects in t glase are durable and due to the low shrink rate of this material consistent It handles bridging well an...

Page 44: ...uch faster than unfilled filaments Therefore we recommend to use nozzle s from Stainless steel or hardened copper alloys While it s tempting to try using filament containing carbon fiber many users are reporting trouble extruding after using that material even from different vendors We ve seen people that wear out the inside of their nozzle not to mention having lingering extrusion issues after sw...

Page 45: ...s you will want to use Cura LE instead of the GLCD Cura LE is faster and easier to use when a number of manual movements are required for example when performing calibration checks While fine tuning your calibration settings can be performed with the GLCD it will require a number of repetitive menu selections Just getting started Use Cura LE as the inclusion of quick print profiles the combination...

Page 46: ...oling is turned on in Cura this portion of the display will change to reflect the g code embedded extruder fan control instructions 4 Feed Rate represents the current feed rate setting The feed rate is set to 100 by default this matches the speed set in the G code generation When on the status screen selection knob can be turned to increase or decrease the feed rate during the print Increasing dec...

Page 47: ...een press the knob to move into the menu screen To move backwards in the menu tree select the top most menu selection on the current screen Selections that will move you backwards through the menu tree are noted by an upwards facing arrow Note if the menu is left idle it will automatically return to the main status screen Graphical LCD Controller Menu Tree ...

Page 48: ... GLCD mid print by going to Tune Change Filament This will park your print head in the front left hand corner and wait for you to remove the current filament load new filament and resume the print Once your filament change has completed press in the GLCD knob to resume the print NOTE Do not attempt to remove filament from the Aerostruder Tool Head by manually turning the gears Use the Change Filam...

Page 49: ...s Jerk is the derivative of acceleration and will determine the maximum change in acceleration allowed at any given time VXY Jerk will control jerk setting for your X and Y axis VZ Jerk will control the jerk setting for your Z axis VE Jerk will control the jerk settings for your extruder Vmax The Vmax settings will determine the maximum speed that your printer can move on any specific motor s We r...

Page 50: ...l not be properly sized We only recommend adjusting your Esteps mm Extruder Steps Per Unit as this can be fine tuned for individual tool heads and filaments Note Each tool head has a unique extruder steps per unit The firmware included within Cura LE contains the recommended tool head Esteps The standard tool head has the Esteps recorded on the Test Acceptance Record ...

Page 51: ...oth sides have been utilized Replacement nozzle wiping pads are available at LulzBot com Parts WARNING Do not attempt to use a plastic or polymer based wiping pad as it can melt rather than clean the nozzle A metal wiping pad should never be used as it can cause electrical shorts Abrasive pads should not be used as they can damage the nozzle geometry leading to poor print quality Hot End The hot e...

Page 52: ...hings leave a solid lubricant that builds up over time Squeaking noises while the printer is in operation is likely a sign that the smooth rods need to be cleaned NOTE Never apply any lubricant or cleaning agent to the smooth rods as the bushings are self lubricating X Y and Z axis Belts Over long periods of time or after extensive relocating of the printer you evaluate the belt tension on your 3D...

Page 53: ...nter of the fan to prevent the fan from moving Gently blow any dust away with short bursts with a can of compressed air Power on your 3D Printer and perform a test print to ensure proper operation Note Contact the Support Team with any questions or concerns Control Box If dust is evident on the control box vents unplug the printer and use short bursts of compressed air to blow out any dust ...

Page 54: ...nder warranty after nozzle changes New Firmware New Options Your LulzBot Mini 2 3D Printer uses Marlin firmware This community developed firmware uses the information contained in your g code file to produce your desired object Marlin includes several safety features and can be lightly modified through the Graphical LCD Controller or through a direct USB connection with Cura LE Cura LE includes th...

Page 55: ... for consistent print quality excellent part adhesion and release The LulzBot Mini 2 Z axis offset is calibrated in our Colorado factory Detailed Z offset recording and updating instructions are available at lulzbot com learn finding recording and restoring your zaxis offset Z axis Offset Adjustment Your LulzBot Mini 2 3D printer has the ability to change the first layer height Z offset directly t...

Page 56: ...ace A smaller negative Z axis value will move the nozzle further away from the print surface When you have adjusted or restored your Z offset select Store Settings from the Configuration menu to save it You will hear a beep indicating that the settings have been successfully saved Z axis Offset Adjustment Cura LE Connect to your LulzBot 3D Printer using the supplied USB cable and open the console ...

Page 57: ...ues for most materials the first time and release from the print surface once cooled to the recommended filament specific object removal temperature The PEI film is adhered to the glass bed plate with a semi permanent adhesive in order to max imize the lifetime of the PEI print surface As the interface between the printer and the printed object the print surface sees the most abuse of any part on ...

Page 58: ...nted on the bare glass surface or on the PEI surface after a PVA based glue stick has been applied NOTE Printing flexible materials directly on an untreat ed PEI surface is not recommended as the flexible material may become permanently bonded to the PEI print surface If this occurs the PEI print surface will require replacement which may not be covered under warranty Detailed PEI print adhesion t...

Page 59: ...vailable at http download lulzbot com Mini 2 0 0 including The latest version of this document with HTML source code 3D models and print files for all of the 3D printed parts in stl gcode and other original source files Calibration objects and sample prints Design files for all electronics and machined parts LulzBot Aerostruder Tool Head Einsy Retro control electronics Graphical LCD Controller Var...

Page 60: ... a support request LulzBot com Support Email Support LulzBot com Phone 1 970 377 1111 option 3 or 1 701 809 0800 Regional Phone Numbers A complete list of regional phone numbers is available at LulzBot com contact Australia Sydney 61 280730598 Canada Toronto 1 647 560 0006 China Shenzhen 86 75586243890 Great Britain London 44 2036033166 Mexico Mexico City 52 5541708259 Netherlands Amsterdam 31 208...

Page 61: ...ion Warning WARNING At FAME3D we respect your freedom to modify your LulzBot desktop 3D printer However any modifications or attempted repairs that cause damage are not covered under the Warranty Questions Contact Technical Support by emailing Support LulzBot com or by calling 1 701 809 0800 Have questions Need advice We answer questions and offer guidance over the phone through email and online t...

Page 62: ...890 Great Britain London 44 2036033166 Mexico Mexico City 52 5541708259 Netherlands Amsterdam 31 208004975 Spain Madrid 34 912901413 Switzerland Zurich 41 445087565 United States Loveland 1 970 377 1111 Websites FAME3D makers of the LulzBot brand of 3D Printers LulzBot com LulzBot 3D Printers parts and plastic LulzBot com LulzBot User Forum Forum LulzBot com LulzBot Tutorials Announcements and New...

Page 63: ...less volatile flammable liquid ketone CH3 2CO used as a solvent for ABS CAD Computer Aided Design FFF Fused Filament Fabrication The process of laying down successive layers of extruded filament to create a 3 dimensional object As each layer of molten plastic is extruded into place it fuses with the previous layer Filament Plastic material in a string like form as it is fed to the printer Free Sof...

Page 64: ... the bottom of the hot end It has a small hole where the plastic filament comes out of the printer Open Source Hardware Open source hardware is hardware whose design is made publicly available so that anyone can study modify distribute make and sell the design or hardware based on that design The hardware source the design from which it is made is available in the preferred format for making modif...

Page 65: ...cess a 3 dimensional model into the GCODE tool path needed to physically generate the print Spool Plastic filament coiled and stored on a plastic reel 3mm filament is referred over 1 75mm fila ment due to improved feeding and better mounting options Thermistor A special type of resistor that changes resistance based on temperature It is used to measure temperature on the nozzle and the heated bed ...

Page 66: ...ion is granted to copy distribute and or modify this document under the terms of the Creative Commons Attribution 4 0 International Public License CC BY SA 4 0 Published by FAME3D 1001 25th ST N Fargo ND 58102 USA For more information call 1 970 377 1111 1 701 809 0800 or go to LulzBot com ...

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