Adj 12.3.3 Dadf Height - Xerox DocuColor 12/DCCS50 Service Manual

Adjustment
The front/back position adjustment must be within
1. Rotate the adjustment screw and adjust the DADF front/back position
a. Rotate in the A direction: The DADF moves to the rear.
b. Rotate in the B direction: The DADF moves to the front.
1. Loosen the screws (4).
2. Loosen the screws (2).
3. Rotate the adjusting screw.
4. Tighten the screws (2).
5. Tighten the screws (4).
Figure 2 Adjusting the DADF Front/Back Position
2. Adjust the left side according to the right side adjustment.
3. Repeat the check steps to make sure that the adjustment has been done properly.
4. Set various size paper sheets in the DADF and make sure there is no skew.
Repairs and Adjustments
ADJ 12.3.2, ADJ 12.3.3
CAUTION
±
1mm. Do not adjust more than that.
(Figure

ADJ 12.3.3 DADF Height

Parts List on PL 12.3
Purpose
2).
To correct the DADF operation by adjusting the Counter Balance height.
a. If the DADF mounting height is too low (23.5mm or less), too much load will be applied to
the DADF Transport Motor, causing problems such as paper jams and malfunctions.
b. If the DADF mounting height is too high (24.5mm or more), small-size paper may cause
problems such as skewing and jams.
Check
Turn power off and disconnect the power plug.
1. Remove the following parts:
a. Front Cover, PL 12.1 Item 11
b. Rear Cover, PL 12.1 Item 1
c. Entrance Tray,
2. Check the height of the Left/Right Counter Balance. At the two measurement positions
shown in the figure, make sure that the gap between the Platen Glass Side Guide and the
Transport Assembly Frame is 24 ± 0.3mm
1/05
4-218
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WARNING
PL 12.1 Item 6
(Figure 1).
Reissue
DocuColor 12/DCCS50