Canon F-1, Service Manual

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Parts Replacing and Cleaning > Consumable parts for periodical replacement and locations for cleaning (DADF) > Height Adjustment
Parts Replacing and Cleaning > Consumable parts for periodical replacement and locations for cleaning (DADF) > Height Adjustment
Height Adjustment
1. Check the height.
1) Close the DADF.
2) Check that the 2 height adjustment rolls on the front/rear left come contact with the stream
reading glass.
NOTE:
Turning ON the LED helps the check operation.
(Lv.1) COPIER > FUNCTION > MISC-R > SCANLAMP
Stream reading glass
Height adjustment roll
Height adjustment roll
3) If not, execute the height adjustment.
If you cannot check it visually, check it by the following method.
F-4-154
a. Checking the height of front height adjustment roll.
1) Prepare the paper (plain) with approx. 10 mm in width and approx. 200 mm in length.
2) Align the edge of prepared paper with the contact point of DADF Glass Retainer and the
Stream Reading Glass.
Approx. 7.0 mm
Paper
Reading Glass
Plate
CAUTION:
• Place the paper in the position where it does not contact with the Platen Roller 1.
• If it is placed in the position where it contacts with the Platen Roller 1, checking
cannot be performed correctly.
3) Close the DADF.
4) Pull out the paper in the direction of the arrow and check that there is resistance.
Paper
F-4-155
F-4-156