Duplo DPB-500, Instruction Manual, Page: 136 / 148

6-10
CHAPTER 6 TROUBLESHOOTING GUIDE
2-6. Scoring Problem
Symptom Cause Solution
The score is too deep. The scoring depth adjustment is not
properly adjusted.
Adjust the axes of the scoring depth
adjustment. ( p.3-9)
The score is too shallow. The scoring depth adjustment is not
properly adjusted.
Adjust the axes of the scoring depth
adjustment. ( p.3-9)
The scoring depth on
the right and left is not
even.
The right and left scoring depth
adjustments are not in the same
position.
Adjust the axes of the scoring depth
adjustment. ( p.3-9)
The scoring part is torn. The score is too deep for the cover
thickness.
Move up the axes of the scoring depth
adjustments upward for shallower
scoring. ( p.3-9)
The right and left scoring depth
adjustments are not in the same
position.
Adjust the right and left scoring depth
adjustments so that they are in the same
position. ( p.3-9)
The cover is too thin. ●Use a thicker cover.
●Move the axes of the scoring depth
adjustments upward for shallower
scoring or move it straight up for non-
scoring. ( p.3-9)
The cover jams at the
scoring section.
The scoring depth adjustments are in
the low position.
Move up the axes of the scoring depth
adjustments upward for shallower
scoring. ( p.3-9)
The scoring line is not
straight.
The score is too deep. Move up the axes of the scoring depth
adjustments upward for shallower
scoring. ( p.3-9)
The primary feed roller pressure is low. Raise the position of the primary feed
roller pressure adjustment. ( p.3-10)