Hitachi IJ UX - Page 281

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6.5.6 Ink leakage/blowout
NOTICE
・ Do not repeat the nozzle backwash procedure more than two times.
If it is repeated to an excess, the ink becomes thin, thereby
incurring disordered prints.
・
If the ink is thin and disordered prints are encountered, replace
the ink.
・
Ink ejection and ink stop during recovery shall be initiated from
the ink ejection and non-cleaning stop menus on the circulation
control screen
Ink leakage/blowout
Is the ink
stream bent,
dislocated from the
gutter, or brought into
contact with the gutter
edge?
Clean the orifice place
with makeup.
Clean the orifice plate
and the inside and outside of
the nozzle head cover with the
makeup, and then allow them
to thoroughly dry.
Is the ink
stream bend
corrected?
Execute the nozzle
backwash function.
Is the ink
stream bend
corrected?
- Remove the orifice plate
from the nozzle, subject it
to ultrasonic cleaning, and
put it back on the nozzle.
- Adjust the ink stream position
so as to place the ink stream
at
the center of the gutter.
Resume the
operation.
Yes
No
Yes
Yes
No
No