How to clean the J55 3D Printer by Stratasys using the Routine Cleaning Wizard. Because this process is essential to the proper care of your J55 printer, as well as getting great-looking 3D printed parts, please be sure everyone who uses your printer is very familiar with this process. Items Needed: Isopropyl Alcohol Gloves Lint Free Cleaning Cloths If you have any questions about this process or concerns with the functionality of your 3D Printer, please don't hesitate to reach out to our Technical Support Team at AMSupport@GoEngineer.com or 855-470-0647.