Service manual

EPSON Stylus Photo R280/R285/R290 Revision B
Chapter 4 Disassembly/Assembly 4.4.8 Ink System (Disassembling the Printer Mechanism) 79
4.4.8 Ink System
Parts/Components need to be removed in advance
Printer Cover / Paper Support Assy / Upper Housing / Main Board Unit / Panel Assy /
Cover Open Sensor / Printer Mechanism
Removal procedure
1. Move the CR Unit to the center.
2. Remove the screw (1) that secures the Cap section.
Screw : C.B.S. M3x6 (tightening torque: 7-9 kgf.cm) (No.1)
(The numbers shown in the figure indicate the order of tightening the screws.)
3. Insert a screwdriver through the hole of the Main Frame and remove the screw
(2) that secures the Pump section.
Screw : C.B.S. M3x6 (tightening torque: 7-9 kgf.cm) (No.1)
(The numbers shown in the figure indicate the order of tightening the screws.)
Figure 4-68. Removing the Ink System (1)
4. Slide the Ink System to the direction of the arrow and disengage the Ink
System from the guide pin of the ASF Unit.
Figure 4-69. Removing the Ink System (2)
C A U T I O N
! Take extra care not to spill ink and contaminate the
surroundings. Also, when removing the Waste Ink Tube, be
careful not to spill the ink.
! Extra care must be taken to avoid injury from sharp edges of
the rib of the Main Frame.
! Be careful not to drop and damage the shaft of the Carriage
Lock and the Torsion Spring, as they easily come off.
Figure 4-67. Ink System
C H E C K
P O I N T
See the section given below on how to unlock the carriage.
“4.1.8 How to Unlock the Carriage”
Shaft of the
Carriage Lock
Torsion Spring
Pump Section
Pump Section
2
Hole
1
Cap section
Pump
[Rear Side]
Guide Pin
Cap