Service manual

Epson Stylus Photo PX650/TX650/TX659/PX660/PX660 Premium/Artisan 635 Revision C
DISASSEMBLY AND ASSEMBLY Disassembling the Printer Mechanism 93
Confidential
4.4.7 ASF Unit
 Parts/Components need to be removed in advance
Upper Housing / Scanner Unit / Panel Unit / M/B Cover / Waste Ink Tray Assy /
Middle Housing / Printer Mechanism / Ink System Unit
 Removal procedure
1. Release the PF Motor Cable and the CR Motor Cable from the hook of the ASF
Unit on the left side. (See Figure 4-64.)
2. Remove the screw that secure the LD Roller Guide.
3. While being careful not to damage the Linear Scale, push the right and left
protrusions, lift the LD Roller Guide and release the hooks (x5), and remove the
LD Roller Guide.
Figure 4-71. Removing the ASF Unit (1)
 When installing the Ink System Unit, route the Waste Ink Tube
through the groove on the bottom of the Ink System.
Figure 4-69. Routing the Waste Ink Tube
 When connecting the Waste Ink Tube to the Waste Ink Tray
Assy, wipe the ink off the joint area of the tube, if any. With ink
left adhering to the joint area, the tube cannot be connected
firmly and may come off easily.
 When installing the Ink System, insert the shafts (x5) of the Ink
System surely to the positioning holes (x5) of the frame.
Figure 4-70. Installing the Ink System Unit
 Tighten the screws in the order given in Fig. 4-68.
A D J U S T M E N T
R E Q U I R E D
After replacing the Ink System Unit, be sure to perform the
required lubrication. (See Chapter 6 "MAINTENANCE".)
Bottom
Waste Ink Tube
Groove
Bottom
Positioning hole and shaft
Rear right side
LD Roller Guide
Push the protrusions
C.B.S. 3x6 (8±1 Kgfcm)
Linear Scale
Hook