Starting a print

Printing from Cura

The Ultimaker 3 offers the possibility to print over a network, either via WiFi or Ethernet. This can be done when your Ultimaker 3 and computer are connected to the same network.

Starting a print via WiFi

  1. Install WiFi (if not done yet) by going to System > Network > Run WiFi setup and follow the steps on the display.
  2. Enable WiFi in the network menu.
  3. In Cura go to Settings > Printers > Manage printers.
  4. Click on the “Connect via network” button.
  5. Select your Ultimaker from the list of printers that are shown and click “Connect”.

    Note: Select “Add” in this screen to configure an Ultimaker 3 by IP address manually.

    Note: Cura will ask if you want to transfer configuration from your Ultimaker 3 to Cura. Select “yes” to automatically transfer them. When selecting “no”, make sure you select the correct settings manually.

    Note: If you connect to a printer for the first time you need to authorise the connection on the printer.

  6. Slice your 3D model in Cura.
  7. Press “Print over network” to start the print.

Starting a print via Ethernet

  1. Connect the LAN cable to the socket on the back side of the Ultimaker 3.
  2. Enable Ethernet in the network menu.
  3. In Cura go to Settings > Printers > Manage printers.
  4. Click on the “Connect via network” button.
  5. Select your Ultimaker from the list of printers that are shown and click “Connect”.

    Note: Cura will ask if you want to transfer configuration from your Ultimaker 3 to Cura. Select “yes” to automatically transfer them. When selecting “no”, make sure you select the correct settings manually.

    Note: If you connect to a printer for the first time you need to authorise the connection on the printer.

  6. Slice your 3D model in Cura.
  7. Press “Print over network” to start the print.

Connecting the LAN cable

Printing with USB

When it is not possible to print via a network, 3D print files can still be transferred to your Ultimaker 3 with a USB stick.

  1. Place the USB stick in your computer.
  2. Slice your 3D model in Cura. Ensure that the print core and material configuration in Cura match the configuration on your Ultimaker 3 or change the configuration on your printer to match the settings in Cura.
  3. Save the print file (.gcode) via the “Save to removable drive” button to the USB stick.
  4. Eject the USB stick in Cura and remove it from your computer.
  5. Place the USB stick in the Ultimaker 3 (front side, next to the display).
  6. Go to Print and select the file you want to print.

Inserting the USB stick

Ultimaker 3 App

Besides using Cura or the USB stick, the Ultimaker 3 allows you to print directly from your phone or tablet using the Ultimaker 3 App. The Ultimaker 3 App is available can be downloaded from the App Store or Google Play. More information can be found here.

To print a model through the Ultimaker 3 App, follow these steps:

  1. Connect to your Ultimaker 3 by selecting the model from the list of discovered printers, or manually add a printer with the IP address.

    Note: If you connect to a printer for the first time you need to authorize the connection on the printer.

  2. Select ‘Start a new print’.
  3. Load a 3D model from your device or  YouMagine, or print the Ultimaker Robot.
  4. Use the 3D preview function to check the model on the build plate and select ‘Print’.
  5. Check the materials configuration and select ‘Next’.
  6. Select a print quality profile, choose your support material and toggle your option for the brim function.
  7. Slice the model by selecting the ‘Slice’ button.
  8. Start the print by selecting ‘Start print’.

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