6-12
6.2.8 Makeup Replenishment Time-out
[CAUTION]
If you remove the solenoid valve or other piping part without relieving the
pressure from the path, the ink may gush out. Before performing the above
steps, be sure to provide pressure relief.
Makeup Replenishment
Time-out
Does the initial-level
sensor operate?
Resume the
operation.
Yes
No
Does the MV7 (Makeup valve)
operate on the solenoid
valve/pump test screen?
Does the MV7 operate when
the connector of the other
operating solenoid valve is
connected to MV7?
Replace MV7 or clean any ink
build up or other foreign
matters on MV7.
Is the connection harness
conducting?
Replace the harness.
Replace the EZJ126 board.
Is the fault cleared by
power-on reset?
Does the Initial-level
sensor operate?
Yes
No
No
Replace the connection
harness
No
Yes
Disconnect the connectors, then
reconnect them (3 connectors).
Connect the connector.
Is CN13 of the EZJ126 board,
CN1 or CN3 of or EZJ132 board
disconnected?
Yes
No
No
Yes
Yes
No
Yes
①
No
Yes
The makeup does not flow into
the main ink tank from the
makeup reservoir when Pump
and MV7 are operated on the
solenoid valve/Pump test screen
Refer to 4.14 Trouble shooting
Procedure for the Circulation System,
Probable cause : The makeup pump
malfunctions, and Then, repair or replace
Makeup Pump.
①
Summary of Contents for IJ UX
Page 1: ...Service Manual HITACHI Printer Model UX Revision July 1 2015 Version ...
Page 2: ... Revision of UX service manual Revision Chapter Revised Page Frist Edition ...
Page 15: ...1 9 2 External views Rear side 1 2 2 Main body internal Appearance with inner cover T removed ...
Page 16: ...1 10 1 2 3 Print head UX E UX D B Air exhaust port ...
Page 107: ...3 27 Circuit diagram of EZJ127A ...
Page 108: ...3 28 Circuit diagram of EZJ127B ...
Page 122: ...3 42 Circuit diagram of EZJ129 ...
Page 131: ...3 51 3 3 20 Electrical Connection Diagram ...
Page 132: ...3 52 ...
Page 188: ...4 55 5 Reset the time of the R air filter to 0 on the Parts usage time management screen ...
Page 301: ...7 Attached Drawing 7 1 Circulation System Diagram Circulation System Diagram UX B D 7 1 ...
Page 302: ...Circulation System Diagram UX E 7 2 ...
Page 305: ...7 5 7 2 2 Electrical Connection Diagram UX B Basic model Electrical Connection Diagram UX B ...
Page 308: ... Nozzle diameter 65μm 7 8 7 4 Dimensions around charge electrode and deflection electrode ...