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Failing Z calibration (MK3S/MK2.5S)

The size of the extruder and the length of travel of the Z-axis is coded into the firmware. Therefore, if the assembly of the extruder, or the firmware for your extruder, is not…

How to replace a heatbreak/heaterblock/heatsink (MK3/MK2.5)

Err: PRINT FAN ERROR

PRINT FAN ERROR error message occurs when the print fan (the one at the front of the extruder) does not receive any RPM (Revolutions per Minute) readings. This can be caused by…

How to replace a hotend assembly (MK4 / MK3.9)

How to replace a heatbreak/heaterblock/heatsink (MK3/MK2.5)

Changing or replacing the Nextruder Hotend

Replacing the Nextruder Hotend assembly on your printer may differ depending on the specific model you own. This article outlines various approaches for replacing the Nextruder…

How to replace a hotend heatsink (MK4 / MK3.9)

How to replace a hotend assembly (MK4 / MK3.9)

How to replace a hotend assembly (CORE One)

Failing Z calibration (MK3S/MK2.5S)

The size of the extruder and the length of travel of the Z-axis is coded into the firmware. Therefore, if the assembly of the extruder, or the firmware for your extruder, is not…

How to replace a hotend PTFE tube (MK3S+/MK3S/MK2.5S/MMU2S)

How to replace a heatbreak/heaterblock/heatsink (MK3/MK2.5)

Extrusion stopped mid-print (Heat creep)

If your printer suddenly stops extruding filament, yet continues the print moves without reporting any error, you may be a victim of a heat creep. What does it look like Broadly…

Extruder noises

Filament grinding, which is accompanied by a “clicking” or "squeaking " sound coming from the extruder, usually happens when the extruder gears are unable to push the filament…

Changing or replacing the nozzle (MK2.5/S, MK3/S/+, MK3.5/S)

The Original Prusa MK2.5/S, MK3/S/+, and MK3.5/S use the E3D V6 Hotend. Any nozzle that is compatible with the E3D V6 Hotend can be installed on it. The stock nozzle that accompanies…