AF3030 wrinkling or creasing

[trc]

creasing

also check if the paper adjustment in the trays is correct, sometimes is a broken teeth that make a paper misaligment......

[Cipher]

Check the pressure roller springs for the front and rear are attached to same alignment grooves.
If they are different from one another it will give you lob sided pressure / nip band causing the paper to crease intermittently but often.