Inking roller and inking roller
1. Ink transfer roller and inking roller on / off
Several printing units operate simultaneously (first method)
a. Press the printing function button in the menu bar (Figure 7-31 / â‘ ) to open the printing function menu.
(Figure 7-31 Several printing units operate simultaneously (a))
b. Use the ink transfer roller on / off button (Figure 7-31 / â‘¡). Engage / disengage the ink transfer roller of the selected printing unit.
The second method of selection
a. Press the printing function button on the menu bar (Figure 7-32 / â‘ ). Open the printing function menu (Figure 7-31).
b. Press the printing unit group button (Figure 7-32 / â‘¡) to open the (Preview) menu (Figure 7-32).
b. In the line of the ink transfer roller (Figure 7-32 / â‘¢) and the inking roller (Figure 7-32 / â‘£), press the corresponding keys of the printing unit being operated.
(Figure 7-32 Several printing units operate simultaneously (b))
Operate a printing unit alone
a. Press the printing function button in the menu bar (Figure 7-33 / â‘ ) to open the printing function menu.
b. Select a printing unit (Figure 7-33 / â‘¡).
c. Ink transfer roller: Press the ink transfer roller on / off button (Figure 7-33 / â‘¢).
d. Inking roller: Press the inking roller on / off button (Figure 7-33 / â‘£).
(Figure 7-33 operating a printing unit alone)
All the above settings will only take effect after the machine returns to production operation. [next]
· Directly press or depress the ink transfer roller / inking roller
If the machine is not in production, the inking roller or inking roller can only be operated when the machine returns to printing. However, sometimes the inking roller or inking roller needs to be pressed immediately (for example: pre-inking, pre-moistening). In this case, it can be operated through the (Direct Operation Control) menu.
a. Press the direct operation control button (7-34 / â‘ ) in the (Preview) menu. Open the direct operation control menu.
b. Press the inking roller on / off pressure (Figure 7-34 / â‘¡) or inking roller on / off pressure button (Figure 7-34 / â‘¢) of the selected unit to activate the corresponding settings. In the preview menu, there is a gray button in the upper right corner. Press this key to preset manually.
c. Press the back button (Figure 7-34 / â‘£) to exit the menu.
(Figure 7-34 direct operation control)
2. Adjust the ink fountain roller speed
In the ink / moisture volume menu, the operator can set the ink volume for each printing unit. The angle of the injected ink is indicated by the keys of the printing unit. Above the button of the printing unit, the amount of ink injected is also indicated in%. After setting the ink volume, the offset press adjusts the speed of the ink fountain roller.
(Figure 7-35 Ink fountain roller speed adjustment)
· Change the ink volume of a printing unit:
a. Press the ink / wetting fluid volume button in the menu bar (Figure 7-35 / â‘ ). The menu with the same name opens (Figure 7-35).
b. Use the numeric keys (Figure 7-35 / â‘¡) to enter the changed value (for example, 20%).
c. Use the "+" key under the printing unit to increase the ink volume, or use the "-" key to decrease the ink volume (â‘¢ in Figure 7-35). The existing value will be added or subtracted from the newly entered value to form a new ink volume.
· Change the ink volume of several printing units at the same time;
a. Press the ink / wetting fluid volume button on the menu bar (Figure 7-36 / â‘ ). The menu with the same name opens (Figure 7-35).
b. Use the numeric keys (Figure 7-36 / â‘¡) to enter the changed value (for example, 20%).
(Figure 7-36 Change the ink volume of several printing units at the same time)
c. Press the ink volume group button (Figure 7-36 / â‘¢).
d. Use the "+" key below the printing unit group key to increase the ink volume, or use the "-" key to decrease the ink volume (Figure 7-36 / â‘£). The existing value will be added to or subtracted from the newly entered value to set a new ink level for all printing units.
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