Epson SureColor F2000 Series User Manual page 29

Note: Make sure you pull the cap section out of the hole in the cardboard. If the cap is opened
without being pulled out, the pre-treatment solution may spill out.
3. Remove the cap.
4. Remove the tap from the bag and turn the tap's handle section until the hole is visible as shown.
Note: If you cannot see the hole or if the tap is damaged, contact Epson.
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