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Prusa i3 Mk2 Nozzle Replacement

Was du brauchst

  1. Prusa i3 Mk2  Nozzle Replacement, Nozzle: Schritt 1, Bild 1 von 3 Prusa i3 Mk2  Nozzle Replacement, Nozzle: Schritt 1, Bild 2 von 3 Prusa i3 Mk2  Nozzle Replacement, Nozzle: Schritt 1, Bild 3 von 3
    • Turn the 3D printer on using the power switch.

    • Move the head to the highest position on the Z axis. This provides working room to access the head.

    • Heat the nozzle up. This step depends on what type of filament is currently in the machine (e.g. 190 for PLA, 220 for ABS).

    • Remove filament from the 3D printer.

    • Clean off the old nozzle with tweezers.

  2. Prusa i3 Mk2  Nozzle Replacement: Schritt 2, Bild 1 von 3 Prusa i3 Mk2  Nozzle Replacement: Schritt 2, Bild 2 von 3 Prusa i3 Mk2  Nozzle Replacement: Schritt 2, Bild 3 von 3
    • Remove the 1 X M3 Bolt holding on the fan shroud on the outlet of the fan.

    • Remove the fan shroud.

    • Remove the 2 X M3 Bolts holding on the blower fan.

    • Remove the fan and place it in a safe location.

    • The wires are still attached to the fan, be careful to not break the connectors.

  3. Prusa i3 Mk2  Nozzle Replacement: Schritt 3, Bild 1 von 1
    • Remove the 2 X M3 Bolts from the Extruder Plate.

  4. Prusa i3 Mk2  Nozzle Replacement: Schritt 4, Bild 1 von 2 Prusa i3 Mk2  Nozzle Replacement: Schritt 4, Bild 2 von 2
    • Remove the two M3 Bolts that are holding on the Extruder Cooling Fan.

    • Remove the Extruder Plate carefully, and avoid touching the hot metal print head.

    • Leave one bolt on the back of the fan so that the fan stays attached to the rest of the assembly.

  5. Prusa i3 Mk2  Nozzle Replacement: Schritt 5, Bild 1 von 1
    • Make sure the nozzle is heated up before doing this step to prevent damage to the print head.

    • Use an adjustable crescent wrench and a 7mm wrench or socket to remove the old nozzle.

  6. Prusa i3 Mk2  Nozzle Replacement: Schritt 6, Bild 1 von 3 Prusa i3 Mk2  Nozzle Replacement: Schritt 6, Bild 2 von 3 Prusa i3 Mk2  Nozzle Replacement: Schritt 6, Bild 3 von 3
    • Screw in the new nozzle using a socket to get the threads started.

    • Use a crescent wrench and a 7mm wrench or socket to tighten a quarter turn past hand tight.

    • Do not over tighten. Damage to the nozzle or print head could occur.

    • Insert some new filament and push it through to test the connection.

Abschluss

To reassemble your device, follow these instructions in reverse order. Once reassembled, print a test print to ensure the replaced nozzle is not leaking.

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Team

Michigan Tech, Team S5-G5, Galliah Fall 2017 Mitglied von Michigan Tech, Team S5-G5, Galliah Fall 2017

MTU-GALLIAH-F17S5G5

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