Epson WF-C5790 Service Manual page 412

EPSON WF-C5790/WF-C5790a/WF-C5710/ET-8700/WF-C5210/WF-C5290/WF-C5290a
B10
C10
Head FFC Assy
Double-sided tape Double-sided tape
Printhead
Do not touch the nozzle surface of the Printhead.
1. Peel off the Head FFC Assy from the Printhead, then remove the Printhead.
2. Disconnect the Head FFC Assy from the four connectors of the Printhead.
Disassembly/assembly
Printhead
Printhead Connectors
Connectors
Disassembly/Reassembly Procedures
Printhead
Ink Tube Connector
Make sure to clean the Ink tube joint part of Ink Supply Unit by using the Cleaning
stick, because perform the Ink Leak Check correctly.
 If ink is remained to ink tube joint part of Ink Supply Unit, Ink Leak Check can not perform
correctly. Therefore cleaning the ink surely.
 Replace the seal joint head with the new one because it cannot be reused.
 Check the seal joint head is not double-installed.
 Check the seal joint head is inserted all the way.
 Check the foreign object does not adhere on the seal joint head.
Revision A
Seal Joint Head
Wiping area
412
Confidential