Lasrjet 6p dark line

[Ali]

Suddenly thick dark line apperead at the right side of the printed papers, I cleaned the green roll in the tuner, but still the dark line comes back, I noticed also shadow lines start comming parellel to the first line. any suggestions how to fix this problem.

Best Regards

[Brian]

Ali,

My guess is that the fuser is starting to disintegrate on the right hand side.
Have you found loose bits of plastic in the printer?