Hitachi IJ RX2 Technical Manual page 136

Ink jet printer for industrial marking
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(
Remove the nozzle orifice once and make sure
d)
that the O-ring has been installed.
(
Remove the nozzle orifice, and use the four
e)
screws to secure it.
● Use the four screws to secure the nozzle orifice so that
the characters on it face up.
● Tighten the four screws little by little alternately.
(
Reinstall the charge electrode and deflection
f)
electrode.
Press the Ink stream alignment
4
the stream and clogging of the nozzle have been repaired.
● Perform this operation with the tip of the print head inserted into a beaker.
● When the ink stream is way outside the gutter, cleaning of the nozzle orifice may not be sufficient.
Disassemble and clean the nozzle orifice again.
● When the ink stream position has deviated from the center of the gutter, adjust it in accordance
with par. "6.5 Stream alignment".
6-13 ●How to correct ink stream bending and nozzle clogging
Attach to the groove
Characters
Upper
Lower
Start/Continue and confirm that bending of
O-ring
Charge electrode
Nozzle orifice

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