Epson Stylus Pro 4900/Epson Stylus Pro 4910 Revision A
DISASSEMBLY & ASSEMBLY Disassembly and Assembly Procedure 238
Confidential
3.4.9.6  Head Cap
1. Perform “Wiper and Cap Cleaning & Exchange (p356)”, and move the Wiper to 
the position to replace. 
2. Remove the Right Upper Cover. (p138)
3. Remove the Wiper Cleaner. (p237)
4. Remove the Head Cap.
Figure 3-173.  Removing the Head Cap
C A U T I O N
When removing the Head Cap, be careful not to touch the seal 
material.
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 the Head Cap.
<Adjustment items>
1. Wiper and Cap Cleaning & Exchange
2. Counter Reset (Head Cap Counter)
Head Cap
Seal material