Hitachi IJ UX - Page 241

6-23
6.2.22 Viscometer Ink Temperature Sensor Fault
6.2.23 Ink Heating Unit Temperature Low
Ink
Heating Unit Temperature Low
Disconnect the EZJ125
board CN7 connector and
reconnect it.
Replace the heating unit.
Replace the EZJ125 board.
Is the fault issued
again?
Yes
No
Resume the
operation.
Is the fault issued
again?
Yes
No
Replace the EZJ126 board.
Is the fault issued
again?
Yes
No
Viscometer Ink
Temperature Sensor
Fault
Replace the thermistor of Viscometer.
Replace the EZJ126 board.
Resume the
operation.
Does the fault rec
ur?
Yes
No
Does the fault recur?
Yes
No
Disconnect and reconnect the following
connectors.
▪ EZJ126: CN13
▪ EZJ132: CN1, 3
▪ Thermistor relay harness connector