Ink Heating Too Low - Hitachi IJ PH Service Manual

6.4.3 Ink Heating Too Low

Ink Heating Too Low
Disconnect the EZJ94
board CN7 connector and
reconnect it.
Is the warning
issued again?
Replace the heating
unit.
Is the warning
issued again?
Replace the EZJ106 board.
Is the warning
issued again?
Replace the EZJ93 board.
NOTICE
・ If an air-purge is used, adjust (reduce) the air flow rate.
・ If the warning was issued immediately after a removed covering was installed,
check whether the printer was operated at a low ambient temperature.
No
Yes
No
Yes
No
Yes
6-35
Resume the
operation.