Service manual

2 FOLDING SECTION
5-14
DUPLO DF-755 86V-M12D0-0
Note
Although there is no problem with the finish when the clearance [B] between the
switching shaft and center press roll is 0.5 mm (0.02 inch), a noise during operation (single
folding) will be larger with the clearance of 0.5 mm (0.02 inch) than with that of 0.3 mm
(0.012 inch).
Second press roll
First press roll
Cushion
Cushion
[4]
[5]
[B]
[3]
[A]
[1]
[2]
[4]
[5]
Second press roll
First press roll
2.2.5 Adjusting the parallelity of the folding stopper
Adjust the parallelity of the lead edge of paper and folding stoppers of first and second
folding plates to reduce folding misalignment along the sides of the paper.
1) Return the slant correction knob of the paper feed
table to the standard position.
[1]
Paper feed table
[2]
Slant correction knob
[3]
Standard position
2) Align paper neatly and stack on the
paper feed table, and adjust the side
guides to the paper width.
[4]
Side guide
Note
If the side guides are not adjusted to the
paper width, folding misalignment along
the sides of the paper will occur.
[1]
[2]
[3]
[4]
[4]