Epson Stylus Pro 4900/Epson Stylus Pro 4910 Revision A
DISASSEMBLY & ASSEMBLY Disassembly and Assembly Procedure 231
Confidential
15. Remove the four screws that secure the Ink Tube, and remove the Ink Tube.
C) Silver, Phillips, Bind machine screw M3x10: four pieces
16. Remove the O-ring from the Ink Selector Assy.
Figure 3-164. Removing the Ink Selector Assy
Make sure to tighten the screw that secures the Ink Tubes using
a torque driver with the following torque.
0.39 ± 0.05N/m
Make sure to install the O-ring. The O-ring is included in the
Ink Selector Assy. 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.
A D J U S T M E N T
R E Q U I R E D
Be sure to refer to Chapter 4 “Adjustment” (see p277) and perform
specified adjustments after replacing or removing the Ink Selector
Assy.
<Adjustment items>
1. Ink Eject and Initial Charge
2. Counter Reset (Ink Selector Assy Counter)
3. Ink Selector Movement Check
4. Ink Eject and Initial Charge
5. Nozzle Check
C
Ink Selector Assy
Ink Tube
C
C
C
O-ring
Ink Selector Assy
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