Epson Stylus Pro 4400 Service Manual page 384

EPSON Stylus Pro 4400/4450/4800/4880/4880C
Always move the "Carriage Unit" by pulling the "Belt, CR" in
C A U T I O N
the following steps. Holding and moving the "Carriage Unit"
may cause deformation of the PG due to the downward
pressure.
10. Move the "Carriage Unit" and make sure it hits the thickness gauge.
11. Press the "Paper Feed (Δ)" to move the "Carriage Unit" upward and
widen the PG. Slowly move the "Carriage Unit" upward to the position
where the "Carriage Unit" does not hit the thickness gauge.
12. Replace the Thickness Gauge (T=0.65) by the Thickness Gauge
(T=0.75).
13. Move the "Carriage Unit" and make sure it hits the thickness gauge.
14. Add "3" to the current number displayed on the panel.
"Paper Feed (Δ)" x3
15. Press "Menu (>)".
16. Rotate the "Bushing, Shaft, Rear" so that the "Lever, Rock, PG" gets
into the extreme right notch of the "Bushing, Shaft, Rear", and tighten
the "Bushing, Shaft, Rear" with the two screws which have been
loosened in Procedure 6.
17. Turn the printer off.
Adjustment Mechanical Adjustment
Revision C
384