Epson C117001-N - DFX 5000+ B/W Dot-matrix Printer Service Manual page 122

4
CHAPTER
Table of Contents
4.1 PRINTER MECHANISM ADJUSTMENTS
4.1.1 PG Motor Backlash Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
4.1.2 Carriage Timing Belt Tension Adjustment . . . . . . . . . . . . . . . . . . . . . . . . 4-2
4.1.3 Tractor Wire Spring Tension Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
Pull Tractor Sensor Position Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
4.1.4
Angle Adjustment (Right
4.1.6 Platen
4.1.8 Bi-Directional Printing Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
Figure
4-1. Platen Gap Motor Backlash Adjustment. . . . . . . . . . . . . . . . . . . . . 4-1
Figure 4-2. Carriage Timing Belt Tension Adjustment . . . . . . . . . . . . . . . . . . . 4-2
Figure 4-3. Tractor Wire Tension Adjustment. . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
Figure 4-4. Pull Tractor Sensor
Figure 4-5. Parallelism Adjust Lever. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
Figure 4-6. Dial Gauges and Dial Gauge Base Attachment. . . . . . . . . . . . . . . 4-5
Figure 4-7. Carriage
Figure 4-8. Platen Angle Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7
Figure 4-9. ALPHA and BETA Value . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8
Figure 4-10. Method
Figure 4-11. Pulling the Thickness Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
Adjustments
Angle) . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7
List of Figures
Position Adjustment . . . . . . . . . . . . . . . . . . . .
Guide Shaft Parallelism Adjustment . . . . . . . . . . . . . . . .
for Inserting the Thickness Gauge. . . . . . . . . . . . . . . . . .
4-1
4-3
4-5
4-9