Duplo DF-755, Instruction Manual

Page: 36 / 86

3-2
Chapter 3 ADVANCED OPERATION
1. Single Folding of Standard Paper
1-1. Single Folding Thick Paper
When folding drawing paper or fine quality thick paper 104.7 g/m²/34 lb into two, the edge of the fold-
ing line of the paper or a part near the center may bend due to environmental conditions (temperature,
humidity), paper size, paper fiber direction, etc. When this occurs, follow the procedures below.
Bent corner
Bend near the center
Fine adjustment knob
1
Turn the fine adjustment knob of the
second folding plate to the right by
1/4 turn.
The rough adjustment knob will be slightly
apart from the upper end.
2
Press the Start button for test fold-
ing.
3
Press the Stop button after a couple
of folded sheets are ejected.
Test folded sample
4
Check the finish of test folding.
Check for folding misalignment using the
second test folded sample.
If folding misalignments occur, refer to
Chapter 3 "ADVANCED OPERATION"“5.
Correcting Folding Misalignment”
( p.3-27).