Hitachi PH Instruction Manual page 230

Make positional adjustments in both the horizontal direction
3
and vertical direction.
(1) Horizontal direction adjustment procedure
1
Slightly loosen the horizontal direction lock screws (2 places).
Rotate the horizontal direction adjustment screw to properly position the
2
solvent.
To shift the ink stream toward the minus deflection electrode:
To shift the ink stream toward the plus deflection electrode :
The adjustment must be made so that the solvent is positioned
approximately at the center of the gutter.
3
After the adjustment, tighten the horizontal lock screws (2 places).
Minus deflection electrode
solvent
Gutter
Plus deflection electrode
Center
(2) Vertical direction adjustment procedure
1
Slightly loosen the vertical direction lock screws (2 places).
(Approximately a half turn)
2
Rotate the vertical direction adjustment screw to properly position the
solvent.
To shift the ink stream toward the lower end of the gutter:
To shift the ink stream toward the upper end of the gutter:
The adjustment must be made so that the solvent is positioned
approximately at the center of the gutter.
solvent
Gutter
Upper
side
Lower
side
Center
3
After the adjustment, tighten the vertical direction lock screws (2 places).
When the adjustment is completed, press the Abort key.
4
Horizontal direction lock screw
Horizontal direction adjustment screw
Vertical direction lock screw
● Adjusting the Ink Stream Position 7-18
rotate clockwise.
rotate counterclockwise.
rotate counterclockwise.
rotate clockwise.
Vertical direction adjustment screw