Epson Stylus Color 440, Service Manual

Page: 123 / 212

EPSON Stylus Color 440/640/740 Revision A
Chapter 4 Disassembly and Assembly 123
4.2.4.7 Removing the Carriage Assembly
1. Remove the housing. (Refer to Section 4.2.1)
2. Loosen the timing belt by pushing the driven pulley holder and
remove the timing belt from the pulley of the CR motor side.
3. Take the compression spring 19.6 out of the driven pulley holder.
4. Remove the driven pulley assembly from the driven pulley holder
with the timing belt. Slide the driven pulley holder and remove it from
the frame.
5. Remove the torsion spring hanging on the frame and PG lever.
Release the fixed hook of the PG lever and remove the lever.
6. Release the fixed hook of the PG lever support and remove the PG
lever support and washer from the edge of the CR guide shaft.
(Refer to the figure next page.)
7. Remove one screw(No.7) and rotate the right parallelism
adjustment bushing so that it fits in the notch of the frame, and
remove it.
8. Remove CR assembly with the CR guide shaft.
Figure 4-18. Installing the PG Lever
C H E C K
P O I N T
When disassembling the right parallelism adjustment
bushing, mark present location where the bushing is
fixed on the frame so that you can omit gap
adjustment after assembly.
When installing the washer, pay attention to its
direction.(Convex side should face the right
parallelism adjustment bushing side.) Refer to the
figure below.
When installing the PG lever, refer to the figure
below.
P G L e v e r
P G S u p p o r t L e v e r
E l l i p t i c H o l e s
T o t h e P G
L e v e r
I n s e r t t h i s s i d e t o t h e
h o l e o n t h e r i g h t f r a m e .
T o r s i o n S p r i n g 6 3 . 7