Epson Stylus Color 640 Service Manual page 120

EPSON Stylus Color 440/640/740
4.2.4.6.1 Removing the Paper Feed Roller Assembly
1. Remove the ASF assembly. (Refer to Section 4.2.4.6.)
2. Remove the brake lever, releasing one leg of the torsion spring 41.2
from the hook of the ASF frame.
3. Remove the fixing shaft bushing from the right side of the LD roller
shaft and the release hopper lever.
4. Move the left paper feed assembly to the center and remove the
cam fixing bushing (white plastic) attached to the left side of LD
roller shaft.
5. Push the LD roller shaft to the left and remove the left shaft fixing
bushing after releasing its hook.
6. Remove the right and left sides of the hopper assembly from the
protrusions on the ASF frame.
7. Lift up the right side of paper feed roller assembly a little, move the
LD roller shaft to the right and remove it from the left side of the ASF
frame.
8. Holding the hopper assembly by hand, remove the cam part of
hopper assembly from the right holes of ASF frame.
The steps by here should remove the right and left LD roller assemblies
and the hopper assembly.
See the following page for Figure 4-16, "Disassembly of ASF
Assembly".
Chapter 4 Disassembly and Assembly


During disassembly and assembly of the hopper
assembly, do not let the grease on the cam parts
touch other parts. Wipe off any grease smeared on
other parts.


Be careful of the direction of the hopper lever release
when installing it.


Make sure that the right and left fixing bushings are
installed steadily and do not slip off.


During assembly, attach the cam fixing bushing after
installing the LD roller shaft to the ASF frame.


When installing the right and left paper feed roller
assemblies to the LD roller shaft, the black paper feed
roller assembly goes on the right side and the one in
the standard EPSON color goes on the left of the
shaft.
Revision A
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