Stylus Pro 4880 Field Repair Guide 1/17/08
Pump and Cap Removal Printer Component, Software Item, LCD Display, Printer Button  Page 97.
6. Remove 2 Screws fastening the Platen Gap Motor, and remove.
7. Remove 2 Screws fastening the Gear and Shaft Assembly, and remove.
8. Slide the Cap and Pump Assembly to the right, to separate the Assembly from the Gear.
 2 Screws
Remove the Motor
2 Screws
Remove Gear 
and Shaft 
Assembly.
Separate the Assembly 
from the Gear
Slide the Cap and Pump 
Assembly this way.