MBM Corporation CREASEMATIC AUTO 50 - Manual (Page 30)

6. Crease position is not accurate.
Set a new job with 1 crease. Turn the air off. Remove stack from feeder. Feed a single
sheet several times through the Creaser. Does the crease line move? If yes:
Side lays set too loose, feed restricted.
6.1.1. Side lays set too tight, page twisting.
Set a new job with 4 creases set at 50, 100, 150 and 200mm. Run 8 pages. Line up the
leading edges together. Are the first creases in line? No:
Feed Gate set too wide, over feeding.
Ensure the job is feeding consistently and not overfeeding.
Line up the first creases together. Are the second, third and forth creases in line?
Check entry roll pressure. Release screws in roll bearings. Ensure roll is free to lift. Feed
two 1” strips of 80gsm (20 lb) paper at extreme ends of roll. Tighten locking screws.
Check tension of 180xl belt on rollers and tighten as necessary.
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