[Leaking filament on top of heating block]

Thanks. I will try to tighten the PEEK to see if it works.

 

[Leaking filament on top of heating block]

Hi,

I am a newbie. I have tried printing some sample prints. However, today I noticed liquid filament on top of the heating block during the printing process. What could be the cause? A plug or the heating block is not tight enough?

Thanks

paultng