Paper Guide Upper Unit - Epson Stylus CX4900 Service Manual

EPSON Stylus CX4900/CX4905/CX5000/DX5000/DX5050/CX5900/CX6000/DX6000/DX6050

4.4.21 Paper Guide Upper Unit

External view
Paper Guide Upper Unit
Torsion Spring 75.35
Figure 4-42. Removing Paper Guide Upper Unit
DISASSEMBLY/ASSEMBLY
Transparency
2 1
Approx. 1~1.5mm
Part/Unit that should be removed before removing Paper Guide Upper Unit
Document Cover / Panel Unit / Scanner Unit / Housing, Upper / Housing, Lower /
Main Board Unit / CR Guide Frame / CR Motor / CR Scale / Carriage Unit
Removal procedure
1. Set a transparency sheet.
2. Release the guide pins (2 each,
(x3), and remove the Paper Guide Upper Unit (x3) along with Torsion Spring
75.35 (1 each) from the Main Frame.
Reassembly of the Paper Guide Upper Unit
1.
2.
3.
4.
Guide Pins
Tabs
Rib
5.
A D J U S T M E N T
After removing/replacing the Paper Guide Upper Unit, perform the
R E Q U I R E D
adjustment referring to
Printer Section
) that secure the Paper Guide Upper Unit
Set Torsion Spring 75.35 onto the Paper Guide Upper Unit.
Temporarily place the tabs (x2, ) of the Paper Guide
Upper Unit onto the Main Frame in order as shown in the
figure.
Insert the coil section of Torsion Spring 75.35 into the rib.
Align the positioning holes (x2) of the Main Frame with the
guide pins (x2, ) of the Paper Guide Upper Unit, and set
the Paper Guide Upper Unit along with Torsion Spring
75.35.
Pull the coil section of Torsion Spring 75.35 toward you,
hold the margin at approximately 1~1.5 mm, and eliminate
the gap with the Paper Guide Upper Unit.
Table 5-1."Required Adjustments" (p172)
Revision A
157