Epson Stylus Pro 7890 Series, Service Manual

Page: 312 / 519

Epson Stylus Pro 7700/7710/7700M/7710M/7900/7910/9700/9710/9900/9910/WT7900/WT7910/9890/9908/7890/7908 Revision I
DISASSEMBLY & ASSEMBLY Disassembly and Assembly Procedure 312
Confidential
13. Remove the Ink Tube Holder.
(Step 15 in “4.4.6.12 Ink Tube R” (P. 306) )
14. Remove the Ink Tube Cover.
(Step 17 in “4.4.6.12 Ink Tube R” (P. 306) )
15. Remove the two screws that secure the Ink Tube L, and remove the Ink Tube L.
A) Silver, Phillips, Bind machine screw M2x16 (bit: No.1): two pieces
Figure 4-169. Removing the Ink Tube L
„ When connecting the Ink Tube L, make sure to connect it
correctly as shown in the figure below.
„ Use a torque driver with the torque given below when
tightening the screws securing the Ink Tube.
3
±
0.5kgf
⋅
cm
„ Make sure to install the SEAL RUBBER, JOINT, ASP. The
SEAL RUBBER, JOINT, ASP (1518317) is not included in the
Ink Cartridge Holder and the Ink Tube; therefore, re-use the
originally installed one. Make sure to confirm there is no
damage or no foreign material attached on the sealing rubber
or the joint section visually then. Installing a damaged part
such as mentioned above may cause ink leakage.
Ink Tube L
C A U T I O N
When replacing the Ink Tube L with a new one, make sure to
replace the Ink Tube R together.
A D J U S T M E N T
R E Q U I R E D
Be sure to refer to Chapter 5 “Adjustment” (see p351) and perform
specified adjustments after replacing or removing the Ink Tube L.
<Adjustment Item>
1. Counter Clear (Ink Tube)
2. Air Leak Check for Ink Supply Sys.
A
Ink Tube L