Epson 4000 Service Manual - Page 284
Valve Assy., Head
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EPSON Stylus Pro 4000 4.2.8.2 Valve Assy., Head A D JU S TM E N T R E Q U IR E D When performing the following work, remove ink out of the ink route before removing the "Valve Assy., Head". Refer to Chapter 5 "Adjustment" (p.354) to know how to remove ink. 1. Remove the "Carriage Cover". (Refer to "4.2.4.3 C511_SUB Board" (p229).) C A U T IO N When performing the following steps, pay attention to the followings: Prepare pieces of cloth in case the ink leaks or spatters around the printer. Do not allow dust or foreign matters to get into the "Tube, Supply, Ink". Do not bend the "Tube, Supply, Ink" or damage it with frame edges. 2. Loosen the eight "Coupling Screw, M7"s that secure the "Tube, Supply, Ink" to remove the "Tube, Supply, Ink" from the "Head Unit". Tube, Supply, Ink Revision B Coupling Screw, M7 Head Unit Figure 4-113. Tube, Supply, Ink Removal Disassembly & Assembly Disassembly Procedures 284
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