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4: Mechanical Troubleshooting
4-8
Deflector Malfunctions
Deflector closes = Solenoid Y02 and Y03
turn ON during the single folding opera-
tion. To perform the single folding, the
deflector is raised (closed) and the folded
sheet is delivered to the conveyor.
A jammed sheet is left inside.
3
4
Deflector
Check the followings:
1.
There is a jammed sheet between the deflec-
tor and the fold roller.
[Check]
Turn OFF the power switch. Remove the second and
fourth rollers and put your hand from the delivery
side. Insert your nail between the roller and the
deflector on the other (infeed) side, and slide to check
the gap.
Solenoids Y02, Y03 malfunction.
Y02
Deflector Solenoid (front)
QPM-192
CON9
2
[Activating the Y02, Y03]
While the fold pattern is NOT set to single fold, keep
pressing the [0] button and press the [Feed Gap]
button. The Y02 and Y03 turn ON. To turn OFF the
Y02, Y03, turn OFF the power switch.
Check the followings:
1.
When activating the Y02 and Y03 (described
above), the plungers are pulled in.
2.
When activating the Y02 and Y03, 24VDC is
measured on the connector X03 and X04.
3.
Wiring and connection between the Y02, Y03 -
X03, X04 - Pin1, 2, 3, 4 of CON9 on QPM192
is OK.
4-8: Deflector Malfunctions
4
Mechanical Troubleshooting
Y03
Deflector Solenoid (rear)
X03
BRN
BRN
1
1
Y02
RED
WHT
2
2
1
X04
2
ORN
BRN
3
1
1
Y03
YEL
WHT
2
2
4
Deflector mechanism malfunctions.
Fulcrum
Deflector
Deflector Holder
Deflector Lever (front)
Lever Bracket
Y02
Plunger
[Additional Information]
In case either of Y02 or Y03 malfunctions, the
deflector can be switched by the other solenoid.
Although, that makes the space between the deflector
and roller at the side where the solenoid malfunctions,
and causes sheet jam.
Check the followings:
1.
Fulcrum screw is fully tightened.
2.
The connection of the lever bracket and the
plunger.
3.
While the power is OFF, the plunger can be
moved manually and smoothly.
4.
The spring on the plunger is not cut.
The spring is not deformed nor fall into the
plunger hole.
5.
The fixing screws of Y02 and Y03 are fully
tightened.
4-9
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Table of Contents
Troubleshooting
