The feed path and drive seems to be okay since inserting the material and removing it works without me manually helping the feeder/driver... Although when you insert new material and it start coming out I hear the clicking but I'm not sure or this is normal or not. This only happens in the inserting material stage because when it's printing it doesn't click at all.
I did around 20 atomic pulls so I guess that's not working. In posts I saw before it stated that when you do atomic pulls after a few times the removed part should look like a cone but that's not the case. Well not a normal cone. (note: they are not in order but they did came out from darker to white...
I didn't use different materials in a long time. We have used ABS before but that was like a year ago. Also the problem started occurring without changing the material.
I think I'm going to try the boiling the nozzle solution hopefully that will work.
Just to give you some more info about the printer. He has now done 892 hours of printing, I have no idea though after how many hours I need to replace the nozzle...
Thanks again for taking the time to answer on my post!