![Total melt down on the head, is it repairable? – Hardware, firmware and software help – Prusa3D Forum Total melt down on the head, is it repairable? – Hardware, firmware and software help – Prusa3D Forum](https://forum.prusaprinters.org/wp-content/uploads/2021/02/19FD6C26-4455-4D63-84F5-BC0CB93D47C1_1_105_c.jpeg)
Total melt down on the head, is it repairable? – Hardware, firmware and software help – Prusa3D Forum
![What causes these blobs to form. When printing sometimes I will just notice a blob in a random place and sometimes I will pull it off. If not, it just stays on What causes these blobs to form. When printing sometimes I will just notice a blob in a random place and sometimes I will pull it off. If not, it just stays on](https://external-preview.redd.it/8kQVZE8CDcmeDgxHC7HFevvMQ4ZQUJdAkFmHs7StubU.jpg?width=640&crop=smart&auto=webp&s=5f3335cdbaa442fe80833a751dab3595f46950f4)
What causes these blobs to form. When printing sometimes I will just notice a blob in a random place and sometimes I will pull it off. If not, it just stays on
![Longer Aufgerüstet LK5 Pro 3D Drucker, Verbessertes Doppelgebläse-Kit, Abnehmbare Carborundum Glasplattform, Druckgröße 300 x 300 x 400mm, Silent Motherboard, Open Source: Amazon.de: Gewerbe, Industrie & Wissenschaft Longer Aufgerüstet LK5 Pro 3D Drucker, Verbessertes Doppelgebläse-Kit, Abnehmbare Carborundum Glasplattform, Druckgröße 300 x 300 x 400mm, Silent Motherboard, Open Source: Amazon.de: Gewerbe, Industrie & Wissenschaft](https://m.media-amazon.com/images/I/61jsNZwGFnL._AC_SY450_.jpg)
Longer Aufgerüstet LK5 Pro 3D Drucker, Verbessertes Doppelgebläse-Kit, Abnehmbare Carborundum Glasplattform, Druckgröße 300 x 300 x 400mm, Silent Motherboard, Open Source: Amazon.de: Gewerbe, Industrie & Wissenschaft
![Longer LK5 Pro 3D Drucker mit 90% vormontiert Großer FDM 3D Drucker, Druckgröße 300 x 300 x 400mm, Carborundum Glasplattform, Silent Motherboard, Open Source: Amazon.de: Gewerbe, Industrie & Wissenschaft Longer LK5 Pro 3D Drucker mit 90% vormontiert Großer FDM 3D Drucker, Druckgröße 300 x 300 x 400mm, Carborundum Glasplattform, Silent Motherboard, Open Source: Amazon.de: Gewerbe, Industrie & Wissenschaft](https://images-eu.ssl-images-amazon.com/images/I/41egpOblBBL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFOURANDHALF%2CBottomLeft%2C360%2C-6_SR600%2C315_ZA81%2C445%2C290%2C400%2C400%2CAmazonEmberBold%2C12%2C4%2C0%2C0%2C5_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Longer LK5 Pro 3D Drucker mit 90% vormontiert Großer FDM 3D Drucker, Druckgröße 300 x 300 x 400mm, Carborundum Glasplattform, Silent Motherboard, Open Source: Amazon.de: Gewerbe, Industrie & Wissenschaft
![Amazon Basics 3D-Drucker-Filament aus PETG-Kunststoff, 1,75 mm, Weiß, 1-kg-Spule : Amazon.de: Gewerbe, Industrie & Wissenschaft Amazon Basics 3D-Drucker-Filament aus PETG-Kunststoff, 1,75 mm, Weiß, 1-kg-Spule : Amazon.de: Gewerbe, Industrie & Wissenschaft](https://m.media-amazon.com/images/I/81TtdiTQxZL._SL1500_.jpg)
Amazon Basics 3D-Drucker-Filament aus PETG-Kunststoff, 1,75 mm, Weiß, 1-kg-Spule : Amazon.de: Gewerbe, Industrie & Wissenschaft
![Amazon.com: Yousu Wood PLA Filament 1.75 mm,3D Printer PLA Filament 1kg Cardboard Spool (2.2lbs) for 3D Printer &3D Pen,Accuracy 0.03mm. : Industrial & Scientific Amazon.com: Yousu Wood PLA Filament 1.75 mm,3D Printer PLA Filament 1kg Cardboard Spool (2.2lbs) for 3D Printer &3D Pen,Accuracy 0.03mm. : Industrial & Scientific](https://m.media-amazon.com/images/I/71S3GJtLxlL._SX342_.jpg)
Amazon.com: Yousu Wood PLA Filament 1.75 mm,3D Printer PLA Filament 1kg Cardboard Spool (2.2lbs) for 3D Printer &3D Pen,Accuracy 0.03mm. : Industrial & Scientific
![Blobs on extrusion direction changes only with one brand of PLA – How do I print this? (Printing help) – Prusa3D Forum Blobs on extrusion direction changes only with one brand of PLA – How do I print this? (Printing help) – Prusa3D Forum](https://forum.prusaprinters.org/wp-content/uploads/2020/02/IMG_4947-1.jpeg)
Blobs on extrusion direction changes only with one brand of PLA – How do I print this? (Printing help) – Prusa3D Forum
![Upgraded Dryer Box of 3D Printer Filament, SUNLU 3D Filament Dryer Box S1, Keeping Filaments Dry During 3D Printing, Filament Holder, Compatible with 1.75mm, 2.85mm, 3.00mm Filament, Storage Box : Amazon.de: Gewerbe, Upgraded Dryer Box of 3D Printer Filament, SUNLU 3D Filament Dryer Box S1, Keeping Filaments Dry During 3D Printing, Filament Holder, Compatible with 1.75mm, 2.85mm, 3.00mm Filament, Storage Box : Amazon.de: Gewerbe,](https://m.media-amazon.com/images/I/61BwNlqZiEL._AC_SY355_.jpg)
Upgraded Dryer Box of 3D Printer Filament, SUNLU 3D Filament Dryer Box S1, Keeping Filaments Dry During 3D Printing, Filament Holder, Compatible with 1.75mm, 2.85mm, 3.00mm Filament, Storage Box : Amazon.de: Gewerbe,
![Amazon.co.jp: Tungsten 3D Printer M6 Extruder Nozzle - Cheap Discount Price 0.4mm Diameter : Industrial & Scientific Amazon.co.jp: Tungsten 3D Printer M6 Extruder Nozzle - Cheap Discount Price 0.4mm Diameter : Industrial & Scientific](https://m.media-amazon.com/images/I/51tAJ8L4KRL._SX342_.jpg)
Amazon.co.jp: Tungsten 3D Printer M6 Extruder Nozzle - Cheap Discount Price 0.4mm Diameter : Industrial & Scientific
![3D Art Professional Printing Filament - 1.75mm ±0.03mm PLA Material for 3D Printer - Super Strength 1kg Spool with Nozzle - No Bubbles, Blob, or Jams - No Heating Bed Needed - Silk-Like Bronze | Pricepulse 3D Art Professional Printing Filament - 1.75mm ±0.03mm PLA Material for 3D Printer - Super Strength 1kg Spool with Nozzle - No Bubbles, Blob, or Jams - No Heating Bed Needed - Silk-Like Bronze | Pricepulse](https://images-na.ssl-images-amazon.com/images/I/51TiSqPYrcL.jpg)
3D Art Professional Printing Filament - 1.75mm ±0.03mm PLA Material for 3D Printer - Super Strength 1kg Spool with Nozzle - No Bubbles, Blob, or Jams - No Heating Bed Needed - Silk-Like Bronze | Pricepulse
![3D Art Professional Printing Filament - 1.75mm ±0.03mm PLA Material for 3D Printer - Super Strength 1kg Spool with Nozzle - No Bubbles, Blob, or Jams - No Heating Bed Needed - 3D Art Professional Printing Filament - 1.75mm ±0.03mm PLA Material for 3D Printer - Super Strength 1kg Spool with Nozzle - No Bubbles, Blob, or Jams - No Heating Bed Needed -](https://m.media-amazon.com/images/I/51K7LWOUNFL.jpg)