Carriage Mechanism; Carriage Unit; Screws Securing Ink Tube Unit; Releasing Tabs On The Bottom Of Ink Tube Unit - Epson Stylus Pro 4400 Service Manual

EPSON Stylus Pro 4400/4450/4800/4880/4880C

4.2.7 Carriage Mechanism

4.2.7.1 Carriage Unit

This section explains the working procedure using the "CR
C H E C K
SUS PLATE SUPPORT TOOL" shown in the figure below.
P O I N T
The "CR SUS PLATE SUPPORT TOOL" is a tool that holds
and fixes the SUS plate which is on the CR guide shaft to
prevent it being deformed or damaged by the bearing
installed in the "Carriage Unit" when installing/removing the
"Carriage Unit" to/from the CR shaft. Use the CR SUS PLATE
SUPPORT TOOL in any way possible.
CR SUS PLATE SUPPORT
TOOL (1400023)
1. Remove "Scale, CR" (p281).
2. Remove "C593_SUB Board" (p234).
3. Remove the two screws that secure the "Ink Tube Unit".
(Refer to Figure 4-77.)
C.B.P. 3x12: 2 pcs.
4. Tilt the "Ink Tube Unit" backward to release the three tabs securing its
bottom ( ), and then lift and remove the "Ink Tube Unit"(
(Refer to Figure 4-78.)
Disassembly & Assembly
).
Figure 4-78. Releasing Tabs on the Bottom of Ink Tube Unit
Disassembly Procedures
C.B.P. 3x12
Figure 4-77. Screws Securing Ink Tube Unit
2
1
Revision C
Ink Tube Unit
266