Riso ComColor X1 series Technical Manual page 263

7) Unplug the Air valve tube of the Pressurized ink tank from the Common air chamber.
Then plug the port on the Common air chamber with a Cap included in the Pressurized ink tank parts kit.
< Pressurized ink tank on the
< Pressurized ink tank on the
8) Cap the air valve port of the pressurized ink tank.
9) Unplug the Air tube between the Pressurized ink tank and Common air chamber at the port on the Common
air chamber for the Pressurized air tank to replace.
10) Cap the pressurized ink tank Common air chamber port from which the Air tube was unplugged by above
step-(9).
11) Remove the pressurized ink tank mounting screws (two screws on each side) and pull the pressurized ink
tank straight up to disengage from the Ink supply unit. (Pan head screw 3x8 (4 pcs))
Note: Be careful of the ink, which may drip from the bottom of the Pressurized ink tank.
Assembly Precautions
(1) Confirm that the round rubber sheets, on which the Pressurized ink tank is to sit, are free of dust.
(2) Replace the 4 drainage tubes, at the bottom of the Heat exchanger, with new ones which are included in
the Pressurized ink tank spare part kit.
Make sure to make good Z-shaped bend on these 4 drainage tubes to prevent ink leakage.
(3) Replace the Bellows unit tube with the new tube included in the spare parts kit.
(4) The 4 tube Clips on the Common air chamber air ports for the Air hose to the Pressurized ink tank
should all face to the right.
(5) The tube Clip on the Air tube at the Common air chamber connecting to the Air valve should face down.
(6) Follow the instruction on the Initial Ink Filling and fill the machine with the ink.
Old type
Ink circulation unit >
New type
Ink circulation unit >
The 4 Clips on the Common air chamber ports
should all face to the right.
<Refer to the above photographs>
<Refer to above photograph.>
[ 11A-51 ]
Ink Flow Section
Air tube of the Pressurized ink tank
to be unplugged by step-(9).
< Unplug only that of the tank to be
replaced.>
Air tube, from the Air valve, to be
unplugged by above step-(7).
Then plug the port on the Common
air chamber with a Cap.
Air tube of the Pressurized ink tank
to be unplugged by step-(9).
< Unplug only that of the tank to be
replaced.>
Air tube, from the Air valve, to be
unplugged by above step-(7).
Then plug the port on the Common
air chamber with a Cap.
ComColor Series (Revision 2.4)