4-10
Chapter 4 Maintenance
6
Press the key after the cleaning.
7
Close the cover, and press the
key.
• After its initial operation, the machine returns to
step 2.
If does not resolve the nozzle clogging
Only if the normal cleaning or a hard cleaning does not
resolve the inferior image quality, perform the
maintenance of the head nozzle surface according to the
following procedure.
1
Press the
(MENU)
(4 times)
key in LOCAL.
• MAINTENANCE MENU will be displayed.
2
Press the key.
• “STATION” will be displayed.
3
Press the key.
• The carriage will move.(In the case of UJF-7151
plus, the carriage will move to the left end, and in
the case of UJF-7151 plusII, the carriage will
move to the center.)
• The table will be moved to its lowest point.
4
Open the cover.
• In case of UJF-7151 plus, open the left front cover
and H maintenance cover.
• In case of UJF-7151 plusII, open the front cover.
5
Clean the nozzle surface.
(1) Lightly press a clean stick dipped in the
cleaning solution on the nozzle surface for
about 10 seconds to clean.
(2) Perform the work (1) to the entire nozzle
surface.
6
When cleaning is complete, close the
cover and Press the key.
• After its initial operation, the machine returns to
step 2.
7
Press the (
TEST PRINT/CLEANING)
in the local.
• When you leave during maintenance, please
make sure to complete the cleaning by pressing
the [ENTER] key.
Without completing the cleaning, the nozzle part is
left uncovered and then outside light makes the ink
cure, which causes nozzle clogging or the like.
• Before performing the maintenance, please make
sure to attend the training by our engineers.
Maintenance without training may cause failure of
the head.
• During maintenance, never rub the nozzles of the
head. If rub the nozzle part, the water-repellent
surface is degraded and the head might need to
be replaced.
Tools required for cleaning
• F-200 / LF-200 Washing Liquid (SPC-0568)
• Clean stick (SPC-0527)
• Gloves • Safety glasses • Hand mirror
• Use the Clean stick (SPC-0527) for maintenance
of the nozzle surface. Do not use any other tools.
• UJ Cleaning swab (SPC-0386) and cotton swabs
cannot be used.
• Be sure to wear the attached safety glasses and
gloves when cleaning the area around the ink
head.Otherwise, you may get ink in your eyes.
• The ink contains organic solvent.If you get the ink
on your skin or in your eyes, wash it away with
plenty of water immediately.
• Please do not rub the nozzle surface and press
down strongly sponge part with your fingers.
Nozzle surface is damaged, and it may cause the
discharging defects.
• Please do not re-use the clean stick which was
used once. Always use a new clean stick.
• When cleaning multiple heads, use a new clean
stick for each head.
• After cleaning the nozzle surface of the head,
perform the "Normal" head cleaning immediately.
Left front cover
H maintenance cover
front cover
Nozzle surface
Lightly press for about 10 seconds
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