Hitachi IJ UX Service Manual page 163

4.10 Ink Reservoir/Makeup Reservoir Replacement Procedure
4.10.1 Ink Reservoir replacement
１
Drain ink from the ink reservoir.
Connect the recovery tube to waste bottle.
Execute "Reservoir Ink-Drainage" and drain the ink from the ink reservoir.
[Caution] In case that the ink doesn't come out from the ink reservoir even when
"Reservoir InkDrainage" is executed, which may be caused by malfunction of the part
such as the solenoid valve or the pump, remove the ink reservoir in the step [5] below and
drain the ink into a beaker out of the ink reservoir's opening for attaching the sensor block.
At the ink drainage, put wiping paper under the beaker for possible ink dripping.
If there is still ink remaining in the ink cartridge bottle, do NOT lift the lever handle.
２
Turn off the power supply.
３
Perform "4.1.2 Access to the parts on the front side of the equipment" and draw out the
reservoir unit.
[Caution] Be careful not to catch the tubes.
４
Remove the sensor block from the ink reservoir.
５
Remove the fixing screws (2 positions) and remove the ink reservoir.
６
Lift the lever handle and remove the ink cartridge.
Lever handle
Ink cartridge
Fixing screws
4-30
Sensor block
Ink reservoir
Ink reservoir