Adjustment Except Adjustment Program; Pg Adjustment - Epson Stylus Photo R320 Service Manual

EPSON Stylus Photo R320

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
[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".
Gear of "APG Assy."
3. Match the 0 position (Hole point of gear) of "Bushing, Parallel Adjust, Left
(Right)" with the rib of "Frame, Main".
Bushing, Parallel Adjust, Left
4. Move "Carriage Unit" to the centre of the printer and remove "Lever, Cartridge".
Then, set the PG-Adjustment Dummy Cartridge.
Adjustment Except Adjustment Program
Cam, CR, Right
Figure 3-5. Setting PG Position
Ribs
Ribs
Hole point
Hole point
Figure 3-6. Setting "Bushing, Parallel Adjust"
Revision B
Flag
PG Sensor
Bushing, Parallel Adjust, Right
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