4-47
Symptom
Probable cause
Check method
Repairing method
No
recovery
The recovery
pump
malfunctions.
Follow the same descriptions as those of “The supply pump
malfunctions ".
The solenoid
valve
malfunctions.
* MV3
malfunctions.
When “Open” is
executed on
“Solenoid
Valve/Pump Test”
screen, no operation
sound is produced.
Replace or repair the
solenoid valve (MV3).
Refer to “4.15
Repairing method
when the circulation
route is dry or sticks”.
The recovery
route clogs.
Clogging in
the recovery
filter
A lot of foreign
materials stick on
the recovery filter.
Replace the recovery
filter.
Clogging in
the pipe or
joint
Suck is performed
when the tube
connected to the
recovery filter is
removed.
Press makeup into the
end of the recovery
filter connecting tube
by applying pressure
with a hand pump.
- Hand pump
specifications
Part name:
Nozzle cleaning
assembly
Part No.: 451000
A
viscometer
error
occurs.
The
circulation
pump
malfunctions.
Follow the same descriptions as those of “The supply pump
malfunctions ".
The solenoid
valve
malfunctions
* MV4
malfunctions.
When “Open” is
executed on
“Solenoid
Valve/Pump Test”
screen, no operation
sound is produced.
Replace or repair the
solenoid valve (MV4).
Refer to “4.15
Repairing method
when the circulation
route is dry or sticks”.
The
circulation
route clogs.
Clogging in
the pipe or
joint
The nozzle can be
flushed reversely
and MV4 can be
operated normally.
Refer to “4.15
Repairing method
when the circulation
route is dry or sticks”.
Viscometer
failure
In cases other than three cases
above.
Replace the
viscometer”.
Backwash
is
impossible.
The
circulating
pump
malfunctions.
Follow the same descriptions as those of “The supply pump
malfunctions ".
The solenoid
valve
malfunctions.
* MV5
malfunctions.
When “Open” is
executed on
“Solenoid
Valve/Pump Test”
screen, no operation
sound is produced.
Replace or repair the
solenoid valve (MV5).
Refer to “4.15
Repairing method
when the circulation
route is dry or sticks”.
The
pressure
drops
during
normal
operation.
The solenoid
valve
malfunctions.
* MV2
malfunctions.
When “Open” is
executed on
“Solenoid
Valve/Pump Test”
screen, no operation
sound is produced.
Replace or repair the
solenoid valve (MV2).
Refer to “4.15
Repairing method
when the circulation
route is dry or sticks”.
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 ...