Duplo DF-755 User Manual

4-11
Chapter 4 TROUBLESHOOTING GUIDE
Symptom Cause Solution
Paper slips at the paper feed
section frequently.
The paper feed pressure
adjustment knob is set to “Thin
paper.”
Set the paper feed pressure
adjustment knob to “Thick paper.”
( p.1-8)
The paper feed ring is dirty. Clean it with alcohol. ( p.5-3)
The sheets of paper are sticking
to each other and cannot be
separated.
Fan the paper well. ( p.1-11)
The paper is outside the
specications.
Use paper that meets
specications. ( p.6-2)
The side guides press against the
paper too tightly.
Set the side guides so that they
push against the paper lightly.
( p.2-4)
A trouble has occurred inside the
machine.
Call your dealer.
Paper jams frequently. The rubber roll is dirty. Clean it with alcohol. ( p.5-2)
Paper shreds are stuck inside the
paper conveyance passage.
Check inside the machine and
remove any paper shreds.
The stacker rollers position is not
correct.
Adjust the position of the stacker
rollers.( p.2-6)
The paper is curled. Straighten the paper curl.
The guide plate unit is left attached
to the paper ejection plate.
Remove the guide plate unit.
( p.3-7)
Static electricity has occurred in the
paper.
Spray a commercially-available air
duster on the rubber roll.
Paper slips in the vertical direction. After a paper type was changed,
a folding position has not been
adjusted.
Check that the rough adjustment
knob position is correct.
( p.2-4)
Paper slips in the horizontal
direction.
The paper is stacked unevenly. Stack the paper neatly on the
paper feed table. ( p.1-11)
There is space between the paper
and side guide.
Set the side guides so that they
push against the paper lightly.
( p.2-4)
The rubber roll is deformed. Call your dealer.
Paper jam at the rubber roll when
thick paper or cross folded thick
paper is folded into two.
The paper is outside the
specications.
Use paper that meets
specications. ( p.6-2)
The space inside the internal paper
conveyance passage is narrow.
Widen the space using the ne
adjustment knob of the second
folding plate. ( p.3-2)
Small paper is fed continuously
(stream-fed).
The paper is outside the
specications.
Use paper that meets
specications. ( p.6-2)
The paper feed pressure
adjustment knob is set to “Thick
paper.”
Set the paper feed pressure
adjustment knob to “Thin paper.”
( p.1-8)

Duplo DF-755 Specifications

General

Brand	Duplo
Model	DF-755
Category	Folding Machines
Language	English