Epson 900N, Service Manual

Page: 114 / 201

EPSON Stylus COLOR 900/900N Chapter 4 Disassembly and Assembly
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4.2.8.11 Carriage Unit Removal
1. Remove the printer mechanism. (See page 92 .)
2. Remove the encoder belt. (See page 110 .)
3. Push the pulley tensioning mechanism to the right to decrease the
tension on the carriage belt, and then slip the belt off the CR motor.
Figure 4-40. CR Unit Removal (1)
4. Using a screwdriver, pry the tension spring out of the tensioning
mechanism.
5. Push the pulley tensioning mechanism to the right to align it with the
cutouts in the frame, and then remove the pulley tensioning
mechanism.
6. Remove the spring from the platen gap (PG) adjust lever, shown
below.
Figure 4-41. CR Unit Removal (2)
7. Release the tab located near the pivot point of the PG adjust lever,
and then push the lever inward through the frame to remove it.
8. Remove the E-ring located on the
right parallelism adjustment
bushing as shown at right, and
then remove the flat washer and
the spring washer.
NOTE: The spring washer goes
under the flat washer, and the
concave side of the spring
washer faces outward, away
from the printer mechanism.
Figure 4-42. CR Unit Removal (3)
W A R N I N G
The spring is held tightly in place. Protect your eyes
with goggles when removing the spring.
Tension Spring
P u lle y T e n s io n in g
M e c h a n is m
PG Adjust Lever
Spring
Locking
Tab
P a ralle lism Ad jus tm en t
S cre w
B u sh in g (righ t)
E-ring