Epson WF-C5790 - Page 561

EPSON WF-C5790/WF-C5790a/WF-C5710/ET-8700/WF-C5210/WF-C5290/WF-C5290a Revision A
Adjustment Adjustment and Inspection Details 561
Confidential

PG adjustment procedure
1. Loosen the two fixing screws of the PG adjustment cam positioned on the left
and right, and the four fixing screws of the CR guide frame.
Figure 7-3. PG Adjustment Cam
2. Move the CR unit to the center of the printer.
3. Place the thickness gauge (1.42 mm thickness gauge + 0.08 mm Teflon tape)
at position A shown in Figure 7-4.
Figure 7-4. Placement of Thickness Gauge
When performing the PG adjustment, make sure of the following.
 Move the CR Unit by pulling the CR timing belt.
 Be careful not to damage the nozzle surface of the
Printhead with the thickness gauge.
 When make the Printhead touch the thickness gauge, be
careful not to let the Printhead run onto the gauge.
HP side
PG: Large
PG: Small
Right PG
adjustment cam
Full digit side
PG: Large
PG: Small
Left PG adjustment
cam
A
HP side
B
Full digit side
Thickness gauge