Epson Stylus Pro 4400 - Page 315

EPSON Stylus Pro 4400/4450/4800/4880/4880C Revision C
Disassembly & Assembly Disassembly Procedures 315
22. Loosen the four "Coupling Screw, M7" securing the four "Tube, Supply,
Ink"s and then disconnect "Tube, Supply, Ink" from "I/H Right Unit".
Figure 4-153. I/H Right Unit Removal
C A U T I O N
When performing the following steps, be careful of the
points below.
 Ink may leak or splatter, so have cleaning rags ready and
prevent ink from getting on the surrounding work area.
 Prevent dust and dirt from getting inside the "Tube,
Supply, Ink".
 Confirm that "O-Ring, Coupling M7" has been installed.
 The "Tube, Supply, Ink" has been marked with its color.
Install while confirming that the mark matches the
receptacle.
 Use the following order to install the "Tube, Supply, Ink"
while routing it to the installation location.
LM (M)→ LC(C) →PK (MK) → LK (Y)
 Refer to Figure 4-153 and properly route "Tube, Supply,
Ink".
 Firmly insert "Tube, Supply, Ink" into receptacles and
tighten "Coupling Screw, M7".
 To prevent ink leakage and damage on the Coupling
screw, be sure to tighten the "Coupling Screw, M7" with
the prescribed torque and the tool specified below.
• Tool: Torque Wrench 1.25/1.75 (1277142)
• Tightning torque: 1.25 ( ± 0.25) kgf • cm
O-Ring, Coupling M7
Coupling Screw, M7
Locations where ink tubes are routed
Tube, Supply, Ink