Epson WF-C5790 Service Manual page 402

EPSON WF-C5790/WF-C5790a/WF-C5710/ET-8700/WF-C5210/WF-C5290/WF-C5290a
D11
Seal Joint Head
1. Remove the Seal Joint Head between the Ink Supply Tube and Printhead.
 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.
Disassembly/assembly
Seal Joint Head
Ink Supply Tube
Wiping area
Printhead Connector
Disassembly/Reassembly Procedures
Revision A
402
Confidential