Platen Removal - Epson DFX-8500 Service Manual

3.2.6.10 Platen Removal

1. Remove the left and right covers. (See Section 3.2.3.2.)
2. Remove the front panel. (See Section 3.2.3.3.)
3. Remove the upper case. (See Section 3.2.3.4.)
4. Remove the printer mechanism. (See Section 3.2.6.)
5. Remove the plunger and paper bail. (See Section 3.2.6.7.)
6. Remove the upper paper guide. (See Section 3.2.6.8.)
7. Remove the four hex screws securing the platen to the platen holders. (See Figure 3-62.)
8. Remove the platen and the lower paper guide. (See Figure 3-62.)
9. Slide the 3 parts of the lower paper guide slide out of the corresponding notches in the platen, then
remove them from the platen.


Attach the 3 parts of the lower paper guide to the platen from right to left.


There must be less than 0.0012 in. (0.03 mm) between the platen and the positioning tabs. (See
Figure 3-63.)
After installing the platen, perform the following adjustments, described in Chapter 4:


Carriage guide shaft parallelism adjustment


Platen angle (right angle) adjustment


Platen gap adjustment
Rear
Platen Holder (Left)
Figure 3-62. Platen Removal
Thickness gauge should not fit here
0.03 mm
Thickness Gauge
Figure 3-63. Platen Positioning
REQUIRED ADJUSTMENT
Hex Screws
Platen
Platen Holder (Right)
Lower Paper Guide
Rear
Platen
Front
Platen Holder
Positioning Tab
REMINDER
DISASSEMBLY AND ASSEMBLY
3-43