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(a) Flip the ink filter vertically. Remove the recovery tube and connect it to the waste solution bottle.

● Open the maintenance cover and remove the inner cover.

● Tilt the clamp forward and flip the ink filter vertically.

● Remove the joint of the recovery tube connected to the main ink tank.

Clamp

Ink filter

Ink piping tube

Ink filter

Recovery tube

Main ink tank

Joint of the recovery tube

How to remove and install the joint of the

recovery tube and the joint of the waste

solution bottle

Unlock

Lock

Table of Contents21
Safety Precautions25
Overview25
Delivered Items and Accessories25
Dimensional Drawing27
Installation Precautions31
Installation Check Items36
Print Head Air Purge36
Setting Functions Which Can be Used for each Login User37
Selecting User to be Logged in at Power-On42
Automatically Returning Administrator Login State to General User Login State45
Connecting Electric Signals48
Wiring Precautions48
Connecting Input/Output (I/O) Signals51
Leading Input/Output Lines51
Connecting to Input/Output (I/O) Terminals53
Specifications of Input/Output (I/O)57
Print Target Detector Input59
Speed Matching Function Using Rotary Encoder63
Input Function71
Output Function76
Product Speed Matching Function Without a Rotary Encoder82
Work and Adjustment in Circulation System84
Operation and Details on Circulation Control Screen85
Operation on Circulation Control Screen85
Details of Circulation Control87
Removing Inner Cover89
Replacing Ink90
How to Correct Stream Bending and Nozzle Clogging98
Nozzle Backwash98
Disassembly and Cleaning of Nozzle Orifice102
Stream Alignment106
Cleaning Gutter109
Replacing Ink Filter111
Replacing Recovery Filter119
Adjusting Pressure121
Updating Excitation V-Ref122
How to Check Ink Drop State125
Ink Disposal through Drain Tube from Main Ink Tank127
Operation Test of Solenoid Valve and Pump129
How to Display Alarm for Replacement Period of Maintenance Parts130
Long-Term Shutdown131
Process Prior to Long-Term Shutdown132
Process after Long-Term Shutdown136
Safe-Clean Station (Optional Parts)140
Installation of Cleaning Station140
How to Install Cleaning Station on Main Body140
How to Install Cleaning Station on Parts Other than Main Body146
Cautions on Installation of Cleaning Station148
Safe-Clean Station Function, Operation and Details of Control on Screen149
Operation of Safe-Clean Station Function149
Details of Safe-Clean Station Function151
Gutter Cleaning (S)152
Nozzle Backwash (S)154
Automatic Circulation During Stop (S)156
Head Cleaning + Ink Ejection (S)160
Improving High Ink Viscosity162
Maintenance of Cleaning Station165
Cleaning Station Filter165
Cleaning Solvent Container165
Cleaning Nozzle166
Maintenance Service168
Appendix172
Bar Code, 2-Dimensional Code172
Precautions When Using EAN-13 Code172
Precautions When Using EAN Prefix173
Precautions When Using Code 128173
Precautions for Use of DM Code174
Precautions When Using QR Code and Micro QR176
Precautions When Using GS1 Databar(Limited, Omnidirectional, Stacked) Code179
Precautions When Using Dotcode180
Setting High-Speed Printing181
Overview181
When Performing High-Speed Printing by 1 to 3 Lines. (Nozzle Diameter : 65ΜM)181
When Performing High-Speed Printing by 4 Lines. (Nozzle Diameter: 65ΜM)183

Brand	Hitachi
Model	UX2
Category	Printer
Language	English

Hitachi UX2 Technical Manual

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