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Summary of Contents for Kossel Model A

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Page 2: ...inter Profile in Cura 8 Printing Settings 13 Printing Setting Definitions 13 Generating G code using Cura 19 Step by Step Process 19 Printing from an SD Card 21 Step by step Process 21 Printer Operati...

Page 3: ...Manual was assembled to provide guidance in understanding common procedures while using our 3D printer It covers everything from the basic setup you ll need to get started to the maintenance required...

Page 4: ...tures of the TKI Kossel Model A printer You can reference this graphic for clarification of printer parts mentioned in this manual Extruder Printer Bed Gantry Hotend Nozzle Bowden Tube Filament Spool...

Page 5: ...so the drive gear can grip the filament Bowden Tube quick disconnect Green attaches the Bowden Tube to the Extruder Bowden Tube The Bowden Tube is the small tube that runs from the extruder to the hot...

Page 6: ...is the Z These designations are used when leveling the bed and during troubleshooting procedures Carriage There is a carriage located on each linear rail which is attached to each tower The cumulativ...

Page 7: ...ergency stop button bottom Press in the control knob to select a function or rotate it to scroll through the menu options If the stop button is pressed the machine must be power cycled for functionali...

Page 8: ...at will be used on this screen are Auto Home Zeros the machine and returns the gantry to the home position Preheat PLA Sets the hotend temperature to 200 C Bed Leveling Screws The bed leveling screws...

Page 9: ...om resources Note While TKI recommends using Cura for slicing and G code generation other slicing software can be used The printer parameters detailed below are a recommended for optimum performance o...

Page 10: ...Kossel Model A User Manual Page 9 4 Click Next on the Configuration Wizard 5 Under Select your machine choose Other Ex RepRap MakerBot Witbox Then click Next...

Page 11: ...Kossel Model A User Manual Page 10 6 Under Other machine information select Custom and click Next...

Page 12: ...Kossel Model A User Manual Page 11 7 Input the following values into the RepRap custom settings...

Page 13: ...l Model A User Manual Page 12 8 Go to Machine Machine Setting 9 Verify the following values in the table under Machine settings and click Ok Your TKI printer profile has now successfully been added to...

Page 14: ...uide to the different settings that may need to be changed and which settings should remain constant depending on your desired results PRINTING SETTING DEFINITIONS Basic Settings The parameters that a...

Page 15: ...ess of the solid bottom and top layers of a part This value must be a multiple of the layer height For example a part with a layer height of 0 2 mm will have 3 solid bottom and top layers when the inp...

Page 16: ...egree requirement including overhangs that are over another section of the part Clicking on the button will bring up the Expert config window where additional features can be edited Platform adhesion...

Page 17: ...e This value can be adjusted to optimize the quality of the print A typical value is between 90 100 for your TKI printer If excessive plastic is being extruded reduce this value by 5 Advanced Settings...

Page 18: ...discussed Travel speed mm s The speed at which the hotend moves when it s not extruding filament Bottom layer speed mm s The speed at which the hotend moves when printing the first layer This value i...

Page 19: ...Cura interprets all dimensions in millimeters If the model was made using inches it will appear very small in the Cura window Simply select the part and uniformly scale it by 25 4 to restore the part...

Page 20: ...that the control the printer motors and heater Individual objects may require changing some of the parameters discussed in the previous sections to obtain the desired quality and speed STEP BY STEP PR...

Page 21: ...ction for help manipulating the part 4 Verify and adjust any of the Basic and Advanced printing settings See the Printer Settings Definitions section for more detailed information on these settings No...

Page 22: ...e Main Menu 4 Scroll down to Print from SD and press the control knob again to select this function 5 Use the control knob to scroll to the desired print file Newly added files will usually appear at...

Page 23: ...o the operating temperature 210 C for PLA 2 Push up on the extruder lever and slightly push in on the filament until it comes out of the tip of the nozzle The figure below shows the extruder lever and...

Page 24: ...ll but if the belts are too loose they could skip a tooth on the pulley Follow the steps listed below for easy belt tensioning Note Only tighten one belt at a time to prevent the top support from drop...

Page 25: ...lue Painters Tape and a razor blade optional 1 Remove any old tape that needs to be replaced 2 Apply the new Scotch Blue painters tape to the bed to replace the tape that was removed 3 Gently press do...

Page 26: ...isplay a countdown timer to prompt you when the nozzle is going to move to the next tower location 1 Download the bed leveling G code onto an SD card www tki3d com program bedlevel 2 Ensure the nozzle...

Page 27: ...HOOTING The table below shows some of the most common problems experienced with 3D printer use and solutions to resolve them For more troubleshooting help visit our FAQ page www tki3d com resources If...

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