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Como reemplazar la boquilla Prusa (XL multicabezal)

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Como reemplazar la boquilla Prusa (XL multicabezal)

Como reemplazar la boquilla Prusa (XL multicabezal)
Relevante para :
Ultima actualización 19 days ago
Como reemplazar la boquilla Prusa (XL multicabezal)
 Dificultad
Moderada
 Pasos
18
 Idiomas disponibles
ENCSPLDEFR

Paso 1 Introduction

Introduction
Introduction
This guide will take you through the replacement of the Prusa Nozzle on the Original Prusa XL multi-tool.
Para cambiar el Prusa Nozzle de la Original Prusa XL (monocabezal) ves a Cómo cambiar la Nozzle (XL monocabezal).
To replace the Prusa Nozzle on the Original Prusa MK4 go to How to replace the Prusa Nozzle (MK4).
The following instructions are compatible with all Prusa Nozzle diameters.
All necessary parts are available in our eshop prusa3d.com.
Note that you have to be logged in to have access to the spare parts section.

Paso 2 Necessary tools

Necessary tools
Necessary tools
Necessary tools
Necessary tools
Para esta guía, prepara:
TX 8 Torx key
Wrench 13-16
Universal wrench
A cardboard box for use as a heatbed protection during the assembly. Hint: use the Prusament box.
Small brass brush for cleaning the nozzle

Paso 3 Preparing the printer

Preparing the printer
Preparing the printer
Preparing the printer
Preparing the printer
On the printer screen, navigate to Control ->Pick/Park Tool ->Pick tool, and select the tool that has the nozzle to be changed.
Move the extruder approximately to the center of the X-axis.
If you have loaded the filament, unload it from the hotend. On the screen, navigate to Filament -> Unload Filament.
WARNING: The hotend and heatbed are very HOT. Do not touch these parts!!!
Remove the filament from the hotend. It is not necessary to completely remove it from the printer. Just a few centimeters (inches) above the extruder.

Paso 4 Cleaning the hotend

Cleaning the hotend
Cleaning the hotend
Cleaning the hotend
Cleaning the hotend
WARNING: The hotend and heatbed are very HOT. Do not touch these parts!!!
Para los siguientes pasos, es necesario tener el bloque calefactor y el hotend limpios de restos de filamento. De lo contrario, puede ser difícil liberar la boquilla.
If you have a Prusa hotend sock on the hotend, remove it.
On the printer screen, go to Preheat and select the latest used material. (e.g. ABS)
Wait at least 5 minutes. The remains of the filament must be warmed up slightly so that they can be removed more easily.
Using the brass brush, carefully clean the heaterblock and the hotend from the filament residue. Avoid contact of the brush with the hotend cables, as this could cause a short circuit.
When the heaterblock and the hotend are perfectly clean, cool down the printer. On the screen, navigate to Preheat -> Cooldown.
Wait until the hot parts are cooled down to ambient temperature. It takes approximately 10 minutes.

Paso 5 Parking the tool

Parking the tool
Parking the tool
Parking the tool
On the printer screen, navigate to Control ->Pick/Park Tool ->Park Current Tool.
Turn the power switch OFF (symbol "O").
From the rear side of the printer, unplug the PSU cable.

Paso 6 Protecting the heatbed

Protecting the heatbed
Protecting the heatbed
Before you proceed, it is recommended to protect the heatbed.
Make sure the heatbed is cooled down to ambient temperature. Place the empty cardboard box approximately to the front center part of the heatbed.

Paso 7 Removing the Nextruder

Removing the Nextruder
Removing the Nextruder
Removing the Nextruder
Remove the Nextruder, by pulling it outwards from the metal inserts.
Although a small resistance is expected, as the metal inserts are magnetic, use moderate force.
Carefully place the Nextruder on the cardboard box.

Paso 8 Disconnecting the hotend

Disconnecting the hotend
Disconnecting the hotend
Disconnecting the hotend
Loosen the M3x12 screw to open the dwarf-cover-door.
Each connector has a safety latch. It is necessary to press the latch before disconnecting. Otherwise, the connector may get damaged.
Disconnect the hotend thermistor cable.
Disconnect the hotend heater cable.
Leave both cables free for now.

Paso 9 Removing the hotend

Removing the hotend
Removing the hotend
Removing the hotend
Insert the Torx TX 8 key all the way through the Tool Plate until it reaches the grub screw in the extruder. Loosen the screw. Do not remove the screw, a few turns are enough!
Carefully pull the hotend assembly out of the extruder.
At the same time push the hotend cables behind the fan out of the extruder.

Paso 10 Retirando la boquilla Prusa

Retirando la boquilla Prusa
Retirando la boquilla Prusa
Retirando la boquilla Prusa
Utilizando la llave de 13-16 mm sujeta el bloque calefactor.
Utilizando el hueco de 7 mm de la llave universal, sujeta la boquilla y aflójala.
Suelta y retira manualmente la boquilla Prusa con el tubo del conjunto del hotend.

Paso 12 Instalando la boquilla Prusa

Instalando la boquilla Prusa
Instalando la boquilla Prusa
Instalando la boquilla Prusa
Insert the nozzle all the way into the heaterblock until the nozzle touches the heaterblock surface.
Grasp the heaterblock with the wrench 13-16.
Utilizando el corte de 7 mm de la llave universal, aprieta la boquilla contra el bloque calefactor. ¡No ejerzas ninguna fuerza adicional!
El valor de par especificado es 1.5 Nm (13.3 lb-in).

Paso 13 Inserting the hotend

Inserting the hotend
Inserting the hotend
Inserting the hotend
Inserting the hotend
Push the hotend cable behind the heatsink fan up to the electronics.
Locate the hole in the heatsink from the bottom of the extruder and insert the hotend nub into the heatsink.
Push the hotend all assembly the way in.
Rotate the heaterblock as in the picture. There must be approximately 35° - 40° angle to avoid damaging the hotend cables. (picture of angle)
Maintain the position and using the TX 8 Torx key tighten the grub screw to secure the hotend. Do not use extra force while tightening, it may damage the hotend tube.

Paso 14 Connecting the hotend

Connecting the hotend
Connecting the hotend
Connecting the hotend
Connect the hotend heater to the upper slot on the electronics board.
Connect the hotend thermistor to the lower slot on the electronics board.
Tighten the M3x12 screw and close the dwarf-cover-door.
Remove the cardboard box from the heatbed.

Paso 15 Docking the Nextruder

Docking the Nextruder
Docking the Nextruder
Coge el Nextruder y colócalo con cuidado junto al dock.
Coloca los dos pines metálicos a través de los orificios blancos del dock. Los imanes te ayudarán a acoplar el Nextruder.
Compruebe que el Sello de la boquilla toca ligeramente la boquilla.

Paso 16 Final check

Final check
Final check
Final check
Final check
To check if everything is connected correctly go to Preheat and select any of the material temperatures (e.g. ABS with 255°C on hotend)
Go back to the main screen and watch on the bottom bar to see if the temperature rises.
Before you proceed to the next step, cool down the printer. On the screen, navigate to Preheat -> Cooldown.
Wait until the hot parts are cooled down to ambient temperature. It takes approximately 10 minutes.

Paso 17 Ajustando el diámetro de boquilla

Ajustando el diámetro de boquilla
Ajustando el diámetro de boquilla
Ajustando el diámetro de boquilla
Ajustando el diámetro de boquilla
Si has cambiado tu boquilla por otra de distinto diámetro, también tienes que cambiar el ajuste de diámetro de boquilla en el menú de impresora.
Ves a Ajustes > Hardware > Diámetro de boquilla y selecciona el tamaño correspondiente.
Cuando lamines en PrusaSlicer, comprueba que tienes seleccionado el diámetro correcto de boquilla en el menú de Impresora:
Para añadir otros valores de diámetro de boquilla en el perfil de la impresora en PrusaSlicer, haz clic en el pequeño engranaje y selecciona Añadir/Eliminar Ajustes. Luego, selecciona los diámetros de boquilla que quieres usar.

Paso 18 It's done

It's done
It's done
Ya está, ¡buen trabajo! Acabas de instalar correctamente la boquilla Prusa en tu Original Prusa XL.
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