Carriage Shaft / Carriage Unit - Epson L1800 Service Manual

L1800

3.4.5 Carriage Shaft / Carriage Unit

When only removing the Carriage Shaft, you do not need to
C H E C K
P O I N T perform "4.3.2 PG Adjustment
position of the rib on the Parallelism Adjust Bushing (Left/Right)
before removing them, and make sure to align the markings with
the ribs when installing them.
Parallelism Adjust Bushing (Left)
Mark the position of the rib
Figure 3-56. Marking Position
1. Remove the Printhead / Adapter Guide Holder. (p.58)
2. Remove the CR Scale. (p.56)
3. Remove the APG Assy. (p.55)
4. Rotate the PG Cam (Right) to adjust its positions other than PG++ downside.
Figure 3-57. Adjusting the PG Cam
Disassembly And Assembly
(p124)". In that case, mark the
Parallelism Adjust Bushing (Right)
Mark the position of the rib
PG Cam (Right)
Disassembling the Printer Mechanism
5. Remove the two C.B.S. M3 x 6 screws that secure the Frame Support Plate (Left),
and remove it.
Notch
Tab
1
2) C.B.S. M3x6
(8±1 kgf.cm)
Figure 3-58. Removing the Left Frame Support Plate

Insert the Left Frame Support Plate into the notch on the Main
Frame. See Figure 3-58 (p.63)
 Align the two tabs on the Main Frame and the tab on the Paper
EJ Frame Assy with the three positioning holes on the Frame
Support Plate (Left).
 Align the tab (rear side) of the Left Frame Support Plate with the
outside of the Left CR Shaft Mounting Plate.
(p.63)
 Tighten the screws in the order shown in
Revision A
Paper EJ Frame Assy
Left Frame Support Plate
2
Tabs
See Figure 3-58 (p.63)
See Figure 3-58
Figure 3-58
Confidential
63