Epson Stylus Photo R390 - Disassembly of the Printer Mechanism; CR Scale

EPSON Stylus Photo R260/R265/R270, R360/R380/R390 Revision B
Disassembly/Assembly Disassembly of the Printer Mechanism 89
4.5 Disassembly of the Printer Mechanism
4.5.1 CR Scale
 Parts/Components need to be removed in advance
All exterior parts/ All control boards / Middle Housing
 Removal procedure
1. Unlock the carriage and move the CR Unit to the center.
2. Remove the Torsion Spring from the hook ( ) on the left side of the Main
Frame.
3. Remove the CR Scale from the hook ( ) on the right side of the Main
Frame.
4. Pull out the CR Scale from the slit of the CR Unit.
5. Turn the CR Scale 90 degrees in the direction of the arrow, and remove the
CR Scale from the hook.
Figure 4-88. Removing the CR Scale
Figure 4-89. Reinstalling the CR Scale
C A U T I O N
 Take extra care to avoid injury from sharp metal edges. Before
starting, see the page given below to check the dangerous edges.
• “4.1.8 Sharp Metal Edges (Danger!)” (p.62)
 During the disassembly/reassembly of the Printer Mechanism,
take extra care not to touch the CR Scale with bare hands, and
not to contaminate or scratch it.
C H E C K
P O I N T
 See the section given below on how to unlock the carriage.
• “4.1.7 How to Unlock the Carriage (p.62)”
 Refer to the Orientation Definition below for the directions
indicated in the following procedures.
• “4.1.6 Orientation Definition (p.61)”
Install the CR Scale with its cut-corner facing upward. Hitch one
end of the Torsion Spring to the hole of the CR Scale from the rear
side of the printer.
CR Scale
Turn 90°
Torsion Spring
Slit
Hook
Cut-corner
Hitch from the rear side
Hook