Epson Stylus Pro 4400 - Plate, Damper Drawing; Valve Assy., Head Removal

EPSON Stylus Pro 4400/4450/4800/4880/4880C Revision C
Disassembly & Assembly Disassembly Procedures 293
3. Remove the "Head Unit" from the "Carriage Unit".
(Refer to "4.2.7.1 Carriage Unit" (p266).)
4. Separate the "Carriage, C" from the "Carriage, B".
(Refer to "4.2.8.1 Printhead" (p285).)
5. Draw out the "Plate, Damper" with a plier or a similar tool.
(Refer to Figure 4-116.)
6. Remove the "Valve Assy., Head" by following the steps below.
(Refer to Figure 4-117.)
6-1. Slide the joint section on the "Valve Assy., Head", which connects
"Tube, Supply, Ink", to remove the joint section.
6-2. Release the tab and remove the "Valve Assy., Head" in the
direction of an allow.
Figure 4-116. "Plate, Damper" Drawing
Figure 4-117. "Valve Assy., Head" Removal
C A U T I O N
When performing the following work, pay attention to the
followings:
 Do not hold the film area of the "Valve Assy., Head".
 Do not damage or deform the joint section on the "Valve
Assy., Head" which connects the "Tube, Supply, Ink".
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” (p.366) and
perform specified adjustments after replacing or removing
the "Valve Assy., Head".
Plate, Damper
1
Joint Section
1
2
Tab
Valve Assy., Head
Film Area
(both sides)