4-14
4.7 Pressure Sensor Replacement Procedure
1 Perform “Nozzle Backwash”. (At the end of automatic stop without pouring
the makeup ink to the gutter)
2 Turn off the power supply.
3 Perform “4.1.3 Approach to the parts on the rear side of the equipment”.
(The reason is that the connector is provided on the rear side of the
equipment.)
4 Remove the connector of the pressure sensor.
5 Remove the screws (2 positions) that fix the pressure sensor.
The pressure sensor can be removed.
"Caution" Put wiping paper under the solenoid valve to provide for an ink
drip.
6 Clean the portion stained with ink and then install a pressure sensor by
reversing the above procedure.
Connector for the pressure
sensor
Pressure sensor
Unit door
Fixing screw
Pressure sensor
Summary of Contents for IJ PH
Page 1: ...Service Manual HITACHI Printer Model PH Revision Aug 2011 Version First edition ...
Page 2: ... Revision of PH service manual Revision Chapter Revised Page ...
Page 13: ...1 2 2 Main body internal PH D 1 8 ...
Page 80: ...3 25 3 25 Circuit diagram of EZJ95 ...
Page 201: ...7 1 7 Attached Drawing 7 1 Circulation System Diagram ...
Page 202: ...7 2 7 2 Electrical Connection Diagram ...
Page 205: ...7 5 7 4 Dimensions around charge electrode and deflection electrode Nozzle diameter 65 um ...