Hitachi IJ RX2 Service Manual page 218

6.4.4 High Ink Viscosity
High Ink Viscosity
Check the printing quality.
Is the printing quality
normal?
Yes
Operate the printer for an hour
or so, and check the ink
viscosity.
Has the viscosity increased?
No
Resume the
operation.
6.4.5 Low Ink Viscosity
Low Ink Viscosity
Check the printing quality.
Is the printing quality
normal?
Yes
Operate the printer for an hour
or so, and check the ink
viscosity.
Has the viscosity decreased?
No
Resume the
operation.
No
Yes
Replace the ink in the ink reservoir.
No
Yes
Replace the ink in the ink reservoir.
6-39
Replace the ink.
Replace the ink.