If you think your printer needs some retraction calibration head over to MatterHackers.com and read the article 'Just say no to oozing'. It has a number of helpfull tricks and tips that can get your printer running great.
What you should expect
This article will help you adjust the two settings vital to oozing and retraction.
- Retraction: Length on Move
- Speed: Travel (speed for non-Print moves)