Epson L1800 Service Manual page 44

L1800
5. Close the choke valve, then connect the tube connected with the injector to the
Ink Supply Tank Tube.
6. Open the choke valve again, and suck up the remaining ink in the Ink Supply
Tank into the injector.
Tube
Figure 3-5. Discharging Ink (2)
7. Repeat Step 3 to Step 7 for all ink tanks to discharge all ink in the Ink Supply
Tank.
Disassembly And Assembly
Joint Ink Supply Tank Tube
Injector

(tip of 3.2 mm)
 It is recommended that the ink in the Ink Supply Tank should
C H E C K
P O I N T be discharged completely before proceeding to disassembling/
reassembling.
 After all the reassembling work is complete, the discharged ink
of each color should be refilled back to the Ink Supply Tank
before performing the adjustment. Confirm the colors
indicated on the film of the Ink Supply Tank so as not to
mistake them, and make sure to refill each ink back to the
correct tank from the corresponding ink supply hole.
Ink supply hole
Overview
Revision A
Ink Supply Tank Assy
39
Confidential