Adjustment And Resetting The Printer; Platen Gap Adjustment - Epson FX-880 Service Manual

5.2 ADJUSTMENT AND RESETTING THE PRINTER

5.2.1 Platen Gap Adjustment

If the SHAFT,CR,GUIDE or BUSHING,PARALLEL,ADJUST is rotated or reassembled, or printing
is too faint or stained, the Plate Gap adjustment must be performed in the following order:
1. Remove the Upper housing. (See Section 4.2.4.)
2. Remove the printhead from the carriage assembly. (See Section 4.2.1.)
3. Using tweezers, remove the ribbon mask from the carriage assembly.
4. Attach the printhead onto the carriage assembly.
5. Set the paper adjustment lever to the position "0" (the second step position) from rear.
6. Rotate the SHAFT,CR,GUIDE so that the large countersink on the left edge of the shaft
comes upward.
7. Move the carriage assembly to the right edge.
8. Loosen a little bit the hexagon nut securing the PG adjust lever and the SHAFT,CR,GUIDE.
9. Set the thickness gauge of 0.38 mm and insert it between the Printhead and PLATEN.
10. Insert the screwdrivers into the countersink located on the left side of the SHAFT,CR,GUIDE
and rotate the screwdriver until the PLATEN and Printhead touch each other lightly.
Rev. A
Figure 5-1. Ribbon Mask Removal
Figure 5-2. SHAFT,CR,GUIDE Setting
FX-880 Service Manual
Chapter 5 Adjustment
5-2