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Prusa Pro HT90

Assembly manuals

1. MMU Upgrade Intro2. MMU2S Disassembly (UPG)3. MMU2S Buffer Disassembly (UPG)

MMU2S to MMU3 Upgrade (MK3S+, MK3.5, MK3.9/S, MK4/S)

3 chapters
Moderate
1. MMU3 Assembled Core One Introduction7. Spool holder Assembly8B. CORE One Buffer Assembly9D. CORE One Nextruder mod10D. CORE One Setup and Calibration11. First Flight

MMU3 for CORE One (Assembled)

6 chapters
Moderate
1. MMU3 Kit Core One Introduction4. Idler Body Assembly5. Selector Assembly6. Pulley Body Assembly7. Spool holder Assembly8B. CORE One Buffer Assembly9D. CORE One Nextruder mod10D. CORE One Setup and Calibration11. First Flight

MMU3 for CORE One (Kit) (1.0)

9 chapters
Moderate
CW1 to CW1S Platform upgrade

Original Prusa CW1 to CW1S platform upgrade (1.00)

1 chapter
guideCategory-difficulty-unknown
1. Introduction1a. Parts check1b. Printer disassembly1c. Parts preparation2. Frame assembly3. X-axis & X-carriage assembly4. Z-axis assembly5. Nextruder assembly6. xLCD assembly7. Y-carriage & Heatbed assembly8. Preflight checkManual changelog MK3.9 upgrade

Original Prusa i3 MK3/MK3S/MK3S+ to MK3.9 upgrade (1.0)

12 chapters
Moderate
1. Introduction1a. Parts check1b. Printer disassembly1c. Parts preparation2. Frame assembly3. X-axis & X-carriage assembly4. Z-axis assembly5. Nextruder assembly6. xLCD assembly7. Y-carriage & Heatbed assembly8. Preflight checkManual changelog

Original Prusa i3 MK3/MK3S/MK3S+ to MK4 upgrade (1.01)

12 chapters
Moderate
1. Introduction1a. Parts check1b. Printer disassembly1c. Parts preparation2. Frame assembly3. X-axis & X-carriage assembly4. Z-axis assembly5. Nextruder assembly6. xLCD assembly7. Y-carriage & Heatbed assembly8. Preflight checkManual changelog

Original Prusa i3 MK3/MK3S/MK3S+ to MK4S/MK3.9S upgrade (1.01)

12 chapters
Moderate
1. Introduction2. Parts check3. Printer dissasembly4. xBuddy assembly5. xLCD & PSU assembly6. Heatbed upgrade7. Extruder upgrade8. Preflight checkManual changelog MK3.5 upgrade

Original Prusa i3 MK3S/MK3S+ to MK3.5 upgrade (1.0)

9 chapters
Moderate
1. Introduction2. Parts check3. Printer dissasembly4. xBuddy assembly5. xLCD & PSU assembly6. Heatbed upgrade7. Extruder & connectivity upgrade8. Preflight checkManual changelog MK3.5S upgrade

Original Prusa i3 MK3S/MK3S+ to MK3.5S upgrade (1.0)

9 chapters
Moderate
1. Introduction2. Frame assembly3. X-axis & X-carriage assembly4. Z-axis assembly5. Nextruder assembly6. xLCD assembly7. Y-carriage & Heatbed assembly8. Preflight checkManual changelog MK4 kit

Original Prusa MK4 kit assembly (1.01)

9 chapters
Moderate
1. Introduction2. Upgrading the Y-axis3. Upgrading the xLCD4. Upgrading the Nextruder4B. Upgrading the Nextruder (MMU3)5. Upgrading the connectivity6. Preflight checkManual changelog

Original Prusa MK4/MK3.9 to MK4S/MK3.9S upgrade (1.01)

8 chapters
Moderate
1. Introduction2. Frame assembly3. X-axis & X-carriage assembly4. Z-axis assembly5. Nextruder assembly6. xLCD assembly7. Y-carriage & Heatbed assembly8. Preflight checkManual changelog

Original Prusa MK4S kit assembly (1.01)

9 chapters
Moderate
1. Conversion10D. CORE One Setup and Calibration11. First Flight

Original Prusa MK4S MMU3 to CORE One MMU3 Conversion (1.00)

3 chapters
Moderate
1. Introduction2. Unpacking the printer3. Mounting the xLCD4. Calibration & First runManual changelog

Prusa CORE One (assembled) (1.01)

5 chapters
Easy
1A. Introduction1B. MK4S Inspection1C. Printer Disassembly1D. Component Prep2. Base assembly3. Back assembly4. Heatbed assembly5. CoreXY assembly6. Nextruder assembly7. Bodywork & Electronics8. Trim, Door & xLCD9. Calibration & First runManual changelog

Prusa CORE One conversion kit (1.0)

13 chapters
Moderate
1. Introduction2. Base assembly3. Back assembly4. Heatbed assembly5. CoreXY assembly6. Nextruder assembly7. Bodywork & Electronics8. Trim, Door & xLCD9. Calibration & First runManual changelog

Prusa CORE One kit assembly (1.00)

10 chapters
Moderate
1. Introduction2. Unpacking the printer3. Preparing the printer4. First runManual changelog

Prusa CORE One L Unpacking & First run (1.00)

5 chapters
Easy
1. Introduction2. Printer Upgrade3. Final SetupManual changelog

Prusa CORE One to CORE One+ upgrade (1.00)

4 chapters
Easy
1. Introduction2. Unpacking the printer3. Mounting the xLCD4. Calibration & First runManual changelog

Prusa CORE One+ (assembled) (1.00)

5 chapters
Easy
1A. Introduction1B. MK4S Inspection1C. Printer Disassembly1D. Component Prep2. Base assembly3. Back assembly4. Heatbed assembly5. CoreXY assembly6. Nextruder assembly7. Bodywork & Electronics8. Trim, Door & xLCD9. Calibration & First runManual changelog

Prusa CORE One+ conversion kit (1.00)

13 chapters
Moderate
1. Introduction2. Base assembly3. Back assembly4. Heatbed assembly5. CoreXY assembly6. Nextruder assembly7. Bodywork & Electronics8. Trim, Door & xLCD9. Calibration & First runManual changelog

Prusa CORE One+ kit assembly (1.00)

10 chapters
Moderate
1. Introduction2. MMU2S Disassembly (UPG)3. MMU2S Buffer Disassembly (UPG)4. Idler Body Assembly5. Selector Assembly6. Pulley Body Assembly7. Spool holder Assembly8A. Cassette Buffer Assembly8B. CORE One Buffer Assembly9A. MK4/S, MK3.9/S Nextruder mod9B. MK3S+ / MK3.5 Extruder mod (KIT)9C. MK3S+ Extruder (UPG)9D. CORE One Nextruder mod10A. MK4/S, MK3.9/S Setup and Calibration10B. MK3S+ Setup and Calibration10C. MK3.5 Setup and Calibration10D. CORE One Setup and Calibration11. First Flight

MMU3 Assembly (MK3S+, MK3.5, MK3.9/S, MK4/S, CORE)

18 chapters
Difficult
1. Introduction2A. Preparing the printer (MK4/S & MK3.9/S)2B. Preparing the printer (MK3.5 Black PSU)2C. Preparing the printer (MK3S+ Black PSU)2D. Preparing the printer (MK3S+ Silver PSU)3. Assembling the enclosure4A. Installing the printer (MK4/S & MK3.9/S)4B. Installing the printer (MK3.5 Black PSU)4C. Installing the printer (MK3S+ Black PSU)Fire Suppression System (add-on)4D. Installing the printer (MK3S+ Silver PSU)Hinged Lid (add-on)Hinged Lid with MMU3Hinged lid with MMU2SAdvanced filtration system (add-on)Mechanical lock (add-on)Quick release PSU cable - MK3S+ Black PSU (add-on)Quick release PSU cable - MK4/3.9 Black PSU (add-on)White LED strip (add-on)Manual changelog Enclosure

Original Prusa Enclosure assembly (1.1)

20 chapters
Moderate
1. Introduction2A. Y-axis assembly2B. Y-axis assembly3. X-axis assembly4. Z-axis assembly5. E-axis assembly6. LCD assembly7. Heatbed & PSU assembly8. Electronics assembly9. Preflight checkManual changelog MK3S+ kit

Original Prusa i3 MK3S+ kit assembly (v3.26)

11 chapters
Difficult
1. Introduction2A. Preparing the printer (MK4/S & 3.9/S)2B. Preparing the printer (MK3S+ Black PSU)2C. Preparing the printer (MK3S+ Silver PSU)3. Assembling the enclosure4A. Installing the printer (MK4/S & 3.9/S)4B. Installing the printer (MK3S+ Black PSU)4C. Installing the printer (MK3S+ Silver PSU)Manual changelog Enclosure kitFire Suppression System (add-on)Hinged Lid (add-on)Hinged Lid with MMU3Hinged lid with MMU2SAdvanced filtration system (add-on)Mechanical lock (add-on)Quick release PSU cable - MK3S+ Black PSU (add-on)Quick release PSU cable - MK4/3.9 Black PSU (add-on)White LED strip (add-on)

Original Prusa Enclosure assembly (external display mounting) (v1.03)

18 chapters
Moderate
1. Introduction2. Cassete Buffer Assembly3. Spool Holder Assembly4. Preparing the assembly5. Preflight check

Original Prusa MK4S with MMU3 (assembled bundle) (1.0)

5 chapters
Moderate
1. Introduction2. Disassembling the SL13. Upgrading to SL1S SPEED4. Firmware upgrading5. Calibrating the printer6. First print7. Manual changelog

Original Prusa SL1 to SL1S SPEED upgrade (v1.00)

7 chapters
Difficult
1. Introduction2A. Printer Unboxing2B. Printer Unboxing3. Printer set up4. First runManual changelog

Original Prusa XL Single-Tool (Assembled) (1.06)

6 chapters
Easy
1. Introduction2. YZ - axis assembly3. X-axis & Extruder assembly4. Print head & Heatbed assembly5. LCD assembly & Electronics6A. Spool holder assembly6B. Spool holder assembly7. Preflight checkManual changelog MINI+ kit

Original Prusa MINI+ kit assembly (v1.1)

9 chapters
Moderate
1. Preparation2. MMU3 Unit upgrade3. Buffer upgrade

Original Prusa MK3S+ MMU3 to MK4/MK3.9 MMU3 upgrade (1.0)

3 chapters
Moderate
1. Introduction2. Base & Side frame assembly3. CoreXY & Back assembly4. Heatbed & Side panels assembly5. Nextruder & accessories assembly6. First runManual changelog

Original Prusa XL Single-Tool (Semi-Assembled) (1.07)

7 chapters
Moderate
1. Introduction2A. MK3S+ extruder disassembly2B. MK3S/MK2.5S extruder disassembly2C. MK3/MK2.5 extruder disassembly3A. MK3S+ extruder upgrade3B. MK3S/MK2.5S extruder upgrade3C. MK3/MK2.5 extruder upgrade to MK3S/MK2.5S4. Idler body assembly5. Pulley body assembly6. Electronics and MMU2S unit assembly7. Spool holder and buffer assembly8. Preflight check & Calibration9. First flightManual changelog MMU2S

Original Prusa i3 to MMU2S upgrade

14 chapters
Moderate
1. Introduction2. Printer unboxing3. Printer set up4. First runManual changelog XL Dual-Head (Assembled)

Original Prusa XL Dual-Head (Assembled) (1.07)

5 chapters
Easy
1. Introduction2A. MK3 Extruder disassembly2B. MK3S Extruder disassembly3A. MK3 Extruder upgrade3B. MK3S Extruder upgrade4. Electronics assembly5. Y-axis upgrade6. Preflight check

Original Prusa i3 MK3/MK3S to MK3S+ upgrade

8 chapters
Difficult
Building your MINI+Building your MINI+ (printed spool holder)Manual changelog MINI+ semi-assembly

Original Prusa MINI+ semi-assembled (1.11)

3 chapters
Easy
1. Introduction2. Base & Side frame assembly3. CoreXY & Back assembly4. Heatbed & Side panels assembly5. Extruder & accessories assembly6. First RunManual changelog XL Dual-Head (Semi-Assembled)

Original Prusa XL Dual-Head (Semi-Assembled) (1.08)

7 chapters
Moderate
1. Introduction2. Base & Tower3. Covers & Platform4. Electronics & Lid5. Preflight checkManual changelog SL1

Original Prusa SL1 kit assembly (v1.02)

6 chapters
Moderate
1. Introduction2. Y-axis assembly3. X-axis assembly4. Z-axis assembly5. E-axis assembly6. LCD assembly7. Heatbed & PSU assembly (Black PSU)7. Heatbed & PSU assembly (Silver PSU)8. Electronics assembly9. Preflight checkManual changelog

Original Prusa i3 MK3S kit assembly (v3.15)

11 chapters
Moderate
1. Introduction2. Assembling the Enclosure3. Installing the printerAdvanced filtration system (add-on)White LED strip (add-on)Fire Suppression System (add-on)Mechanical lock (add-on)Manual changelog MINI Enclosure

Original Prusa MINI Enclosure (1.0)

8 chapters
Easy
1. Introduction2. Printer unboxing3. Printer set up4. First runManual changelog Five-Head (Assembled)

Original Prusa XL Five-Head (Assembled) (1.07)

5 chapters
Easy
Introduction

Original Prusa i3 MK1 to MK2 upgrade

1 chapter
guideCategory-difficulty-unknown
1. Introduction2. Base & Side frame assembly3. CoreXY & Back assembly4. Heatbed & Side panels assembly5. Tool-changer assembly6. Extruder & accessories assembly7. First runManual changelog Five-Head (Semi-Assembled)

Original Prusa XL Five-Head (Semi-Assembled) (1.08)

8 chapters
Moderate
Introduction

Original Prusa i3 Plus 2.85 mm to 1.75 mm upgrade

1 chapter
guideCategory-difficulty-unknown
1. Introduction2. Printer preparing3. Detaching the Nextruder4. ToolChanger assembly5. Nextruder upgrade6. PSU & electronics assembly7. Nextruder & accessories assembly8. First runManual changelog XL (Single-head to Five-head upgrade)

Original Prusa XL Single-Tool to Five-Head Upgrade (1.01)

9 chapters
Moderate
1. Introduction2. Printer preparing3. Nextruder disassembly4. Nextruder upgrade5. ToolChanger assembly6. Nextruder & accessories assembly7. First runManual changelog (Single-Tool to Dual-Head Upgrade)

Original Prusa XL Single-Tool to Dual-Head Upgrade (1.01)

8 chapters
Moderate
Introduction

Original Prusa i3 Plus 1.75 mm to MK2S upgrade

1 chapter
guideCategory-difficulty-unknown
1. Introduction2. Printer preparing3. Detaching the Nextruder4. PSU & electronics assembly5. Nextruder & accessories assembly6. First runManual changelog XL (Dual-Head to Five-Head upgrade)

Original Prusa XL Dual-Head to Five-Head Upgrade (1.01)

7 chapters
Moderate
Calibrate i3 Plus LCD/SDIntroductionFirst print i3 Plus LCD/SD

Original Prusa i3 Plus 1.75 mm kit assembly

3 chapters
Moderate
Introduction

Original Prusa i3 MK2 to MK2S upgrade

1 chapter
guideCategory-difficulty-unknown
1. Introduction2. Enclosure assembly3. Printer upgrade4. Nextruder upgrade (Multi-Tool)5. Nextruder upgrade (Single-Tool)6. Enclosure secureManual changelog XL Enclosure kit

Original Prusa XL Enclosure (1.0)

7 chapters
Moderate
Introduction

Original Prusa i3 MK2/S to MMU1 upgrade

1 chapter
guideCategory-difficulty-unknown
Building your MINIManual changelog MINI semi-assembly

Original Prusa MINI assembly (1.04)

2 chapters
Moderate
1. Introduction2. Y-axis assembly3. X-axis assembly4. Z-axis assembly5. Extruder Assembly6. LCD assembly7. PSU & Heatbed assembly8. Electronics assembly9. Preflight check

Original Prusa i3 MK2S kit assembly

9 chapters
Moderate
1. Introduction2. Y-axis assembly3. X-axis assembly4. Z-axis assembly5. Extruder Assembly6. LCD assembly7. PSU & Heatbed assembly8. Electronics assembly9. Preflight check

Original Prusa i3 MK2 kit assembly

9 chapters
Moderate
1. IntroductionIntroduction2. Y-axis assembly3. X-axis assembly4. Z-axis assembly5. E-axis assembly (spiral wrap)5. E-axis assembly (textile sleeve)6. LCD assembly7. Heatbed & PSU assembly (spiral wrap)7. Heatbed & PSU assembly (textile sleeve)8. Electronics assembly (B3/R2 design)8. Electronics assembly (B7/R3 design)9. Preflight checkManual changelog

Original Prusa i3 MK3 kit assembly

14 chapters
Moderate
1. Introduction2. Extruder disassembly3. E-axis assembly4. Electronics assembly5. Preflight check

Original Prusa i3 MK3 to MK3S upgrade

5 chapters
Moderate
1. Introduction2. MMU1 disassembly3. Upgrading to MK2/S and MK2.5S4. Upgrading to MMU2SManual changelog MMU1-MMU2S

Original Prusa i3 MK2 MMU1 to MK2.5S MMU2S

5 chapters
Moderate
1. Introduction2. Disassembly

Original Prusa i3 MK2 to MK3S upgrade

2 chapters
Easy
Introduction

Original Prusa i3 MK3/MK2.5 to MMU2 v1.01

1 chapter
guideCategory-difficulty-unknown
1. Introduction2. Extruder disassembly3. E-axis assembly4. Electronics assembly5. Preflight check

Original Prusa i3 MK2.5 to MK2.5S upgrade

5 chapters
Moderate
1. Introduction2. Disassembly3. E-axis assembly4. Heatbed assembly5. Electronics6. Preflight checkManual changelog MK2.5S

Original Prusa i3 MK2 to MK2.5S upgrade

7 chapters
Difficult