Utax CA-3100, Service Manual

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7-30
Troubleshooting
＞
Paper misfeed detection
[CONFIDENTIAL]
Multiple-feed Jam
(J0511, J0512, J0513,
J0514, J0515, J0519) 1 Check if the cutting edge of
the paper bundle is
crumpled or the cassette is
loaded with multiple times
of replenishing paper.
If the cutting edge of the paper bundle is crumpled or the cassette
is loaded with multiple times of replenishing paper, load new
paper.
2 Checking paper size.
Check that the size of the
loaded paper and the paper
size chosen on the operator
panel are met.
If the paper size does not agree.
1 If the cassette cursors are open against the paper, set it
properly.
2 Insert the cassette until the cassette size detector
switch is turned on.
If the size is not detectable while automatic sizing is
enabled, replace the size detection switch.
If the paper size agrees
1 If paper other than complying the requirements such as
coated paper, inkjet paper, etc., is used, replace the
paper.
2 RE-assemble the retard roller in the primary paper feed
unit if it is mounted to the oppisite direction.
3 Check if the retard spring has not been fallen off of the
mounting position.
• If the retard spring is not dropped off of the mount
position, decrease the spring pressure that is applied to
the separation rollers.
4 Replace the primary paper feed unit.
3 Check if paper dusts and
abrasion are observed on
the paper fanning roller and
retard roller.
If the paper fanning roller is dirty, clean.
If abrasion is observed, replace.
4 Check the clutch that are
rotating following the other
component when the motor
is turned on.
If the clutch rotates following the other component and its stain is
observed, replace the clutch.
Duplex No-paper-feed
Jam (J0508)/Duplex
Multiple-feed Jam
(J0518)
Check if the registration sen-
sor is detected.
1 Clean the sensor and paper dust on the opposite side.
2 If the registration sensor is not working, replace the
registration sensor.
Jam types Check description Corrective measures