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6.15.2 Startup process after long-term shutdown
[Overview]
● This operation is the work for draining the makeup which cleaned the ink circulation system at "Process prior
to long-term shutdown" and the work for refilling it with the ink.
● To completely drain the makeup from the circulation system, you should charge the circulation system with
the ink, drain the ink, and refill the ink into the system.
● To secure safety, conduct "
Make sure to conduct "
If the printer does not operate normally after operation check, a special work is
required for restoration. Contact your local distributor. Should the circulation system
be operated continuously before normal operation is confirmed, the pressure in the
recovery line would be increased it is going to be dangerous. There is a possibility that
the ink is ejected from the nozzle strongly or the ink is reversely ejected from the gutter
strongly. In such case, stop the operation immediately and contact the local distributor.
Procedure of the operation check
1
● Wear protective gear (goggles and mask).
● If the ink or makeup gets in your eyes or mouth, immediately rinse with warm and
consult a doctor.
● Perform work after confirming that there is no one in the ink ejection direction.
(Perform this work by inserting the print head tip into a beaker, etc.)
(a) Remove the nozzle rubber seal.
(b) Drain the makeup in the ink reservoir.
(c) Press "Solenoid valve/pump test" on Circulation maintenance screen to confirm
that each valve of MV1 to MV9 operates normally.
Refer to Technical manual "6.14 Test of solenoid valve/pump" for detail.
(It is operating normally if the solenoid valve gives out the operation sound.)
The solenoid valve maybe firmly fixed if the operational sound is not heard.
For restoration, a special work is required. Contact your local distributor.
(d) Execute "Solenoid valve/Pump Test" in Maintenance menu and
confirm if Viscometer works properly.
On the screen of "Solenoid valve/Pump Test", if Red Indicator is
turned OFF when the button of "Viscometer" Operated is
pressed, and if Red Indicator is turned ON when the button of
"Viscometer" Stop is pressed, Viscometer is working properly.
Refer to the figure on the right for Red Indicator.
Viscometer maybe clogged if Viscometer is NOT working properly. For restoration,
a special work is required. Contact your Local distributor.
For restoration, a special work is required. Contact your local distributor.
6-37 ●Long-term Shutdown
1
Operation check" before "Startup after long-term shutdown".
CAUTION
1
Operation check" before "Startup after long-term shutdown".
WARNING
CAUTION
CAUTION
Viscometer
Red Indicator
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