Epson Stylus Photo R320 - 3.3 Adjustment Except Adjustment Program; 3.3.1 PG Adjustment

EPSON Stylus Photo R320 Revision B
ADJUSTMENT Adjustment Except Adjustment Program 92
3.3 Adjustment Except Adjustment Program
Following is adjustment except Adjustment Program.
3.3.1 PG Adjustment
[Purpose]
This adjustment is required when removing or replacing the following parts/units in
order to secure the specified space between the print-side of the Print Head and the
paper.
 Carriage Unit
 CR Guide Shaft
 Bushing, Parallel Adjust, Left (Right)
(Including when having moved "Bushing Parallel Adjust, Left (Right)")
[Adjustment Procedure]
1. Make both sides of the two Thickness Gauge (1.15mm and 1.31mm) clean by
wiping with Bemcot with a little alcohol.
2. To make the PG position minus (-), turn the gear of "APG Assy." and match the
flag centre of "Cam, CR, Right" with "PG Sensor".
Figure 3-5. Setting PG Position
3. Match the 0 position (Hole point of gear) of "Bushing, Parallel Adjust, Left
(Right)" with the rib of "Frame, Main".
Figure 3-6. Setting "Bushing, Parallel Adjust"
4. Move "Carriage Unit" to the centre of the printer and remove "Lever, Cartridge".
Then, set the PG-Adjustment Dummy Cartridge.
Gear of "APG Assy."
Cam, CR, Right
Flag
PG Sensor
Bushing, Parallel Adjust, Left
Ribs
Hole point
Bushing, Parallel Adjust, Right
Ribs
Hole point