Original Prusa i3 MK3S

Printer maintenance

How to update firmware (MK3S+/MK3S/MK3)

Updating the firmware is recommended for all users as every new version brings new features and fixes. To utilize the new SuperPINDA, your MK3S must at least have firmware version…

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Adjusting belt tension (MK4/S, MK3.9/S, MK3.5/S, MK3/S/+)

Loose belts would cause a printer to malfunction and prevent proper printing. It can cause Layer shifting, Ghosting, or other print abnormalities like getting an irregular shape…

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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…

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Cold pull (MK3/S/+, MK2.5/S, MK3.5/S)

i3 Printer Regular Maintenance

SD cards and USB drives

Removing filament from extruder manually

Hotend disassembly & heatbreak stuck in the heatsink

Checking/re-aligning the Bondtech gear (MK3.5/S, MK3S/+, MK2.5S)

Testing safety features (MK3/MK3S)

How to remove a stripped screw

Print surface preparation

Community translations

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

Maintenance tips

How to replace a heatbreak/heatsink/heaterblock (MK3S+/MK3S/MK2.5S/MMU2S)

How to trim PTFE tube - Original Prusa printers

How to replace a heatbed thermistor (MK3S+/MK3S/MK2.5S/MK2S)

Replacing the PEI sheet on the (MK3S/MK3/MK2.5S/MK2.5)

How to replace a hotend thermistor (MK3S/MK3S+)

How to replace an IR-sensor (MK3S/MK3S+)

How to replace a hotend thermistor (MK2S)

How to trim PTFE tube - Multi Material

How to replace PSU on MK3 printers

How to post-process the printed parts

How to replace a print fan (MK3S/MK3S+)

How to replace a hotend (MK3S/MK3S+)

How to replace SuperPINDA (MK3S/MK3S+)

How to replace a P.I.N.D.A. sensor (MK3S)

How to replace a hotend heater (MK3S/MK3S+)