Riso ComColor X1 series Technical Manual page 239

In replacing the Ink supply
circulation system, do all the following Steps including [10] to [15].
In replacing only the
ink supply tube(s) need not be emptied of ink when replacing only the Ink
bus.
10. Unplug the Ink cartridge(s), from the Ink cartridge holder of the machine when replacing the Ink supply
valve or Negative pressure ink tank of that color. Unplug all 4 ink cartridges when replacing the entire Ink
circulation system.
11. With the Front door of the ComColor opened, turn ON the machine power.
< The Front door is opened to prevent the machine from making the initial movement, including the
ink supplying action, when the machine power is turned ON.>
Error message Z05-1212 [Front Cover Open] error message displays, but ignore the message and go into
Test Mode.
When the Test Mode is accessed, error message Z05-1212 [Front cover open] displays.
• Press the Close button on the error message display.
Then error message W51-1301 [Request to start recovery operations] displays.
• Press the Close button on the error message display.
Lastly, error message Z02-2126 [Ink cartridge not loaded] displays.
• Press the Close button on the error message display.
12. Activate Test Mode No. 2745 [Ink Supplying Method], and change the setting to [1: Manual].
13. Activate one or more of the following 4 Test Modes to empty the Ink supply tube between the Ink supply valve
and Negative pressure ink tank.
Which test mode to activate depends on which ink color to empty.
< Make sure that the Ink cartridge for those colors to activate the test modes are pulled out.>
Test Mode No. 2482 [K-Ink Supply Valve Open] -------- < Black Ink >
Test Mode No. 2483 [C-Ink Supply Valve Open] -------- < Cyan Ink >
Test Mode No. 2484 [M-Ink Supply Valve Open] -------- < Magenta Ink >
Test Mode No. 2485 [Y-Ink Supply Valve Open] --------- < Yellow Ink >
Activate the necessary test mode(s) from above 4, one at a time.
For each test mode, press the START Key approximately 10 times at 1 second interval between each press.
The ink in the Ink supply tube should become free of ink after about 10 press of the START Key.
Activate next Test Mode, if more than 1 color need to be drained.
14. After above step is done, activate Test Mode No. 2745 [Ink Supplying Method], and return the setting back to
[0: Automatic].
15. Activate Test Mode No. 2711 [Head Replacement Mode], and change the setting to [1: ON].
< This test mode setting is to prevent the Print Head to drip ink on the BP Belt when the power is turned ON
the next time to supply the ink in the ink circulation system.>
Turn OFF the machine power.
16. Wait until all the ink is drained out of the Negative pressure ink tank of which the ink is drained.
< Once again, the ink will not drain freely if the Ink drainage tube is bent or flattened. Use fingers to straighten
the Ink drainage tube(s) to allow smooth ink drainage.>
valve(s), Negative pressure ink tank(s)
Ink bus, skip the Steps [10] , [12] , [13] and [14] , as the
[ 11A-27 ]
Ink Flow Section
or entire Ink
< IMPORTANT !! >
< IMPORTANT !!>
ComColor Series (Revision 2.4)