EPSON Stylus Pro 4400/4450/4800/4880/4880C Revision C
Disassembly & Assembly Disassembly Procedures 251
10. Remove the two screws that secure the "ASF Unit" on the right side of the 
printer and the two screws that secure "Duct, Air, C, Assy".
 C.B.S. 3x6: 4 pcs.
11.  Remove the two screws that secure the "ASF Unit" while keeping the 
"Duct, Air, C, Assy" separated.
 C.B.S. 3x6: 2 pcs.
Figure 4-59. Screws Securing "ASF Unit"
C A U T I O N
When performing the following work, do not keep the "Duct, 
Air, C, Assy" too far from the printer because harnesses are 
connected between them.
Step 11
C.B.S. 3x6
Step 10
C.B.S. 3x6