Copystar CS-1620, Service Manual

Page: 179 / 235

2C9-6.0
1-6-44
(8) Adjusting the fixing unit height (adjusting lateral squareness)
Follow the procedure below if the drum is not parallel to the fixing unit and therefore paper is not fed straight to the fixing
section and the trailing edge of image on either the front or rear side becomes longer.
Procedure
1. Remove the front left cover 1 and 2 (see
page 1-6-38).
2. Remove the screw and then remove the
stopper.
3. Loosen the screw holding the fixing unit.
Figure 1-6-80
4. In the case of copy example 1 (the trailing
edge of image of the machine rear side
becomes longer): Place the fixing unit on the
third step from the bottom of the spacer to
adjust the spacer position (height adjust-
ment of +0.5 mm).
In the case of copy example 2 (the trailing
edge of image of the machine front side
becomes longer): Place the fixing unit on the
first step from the bottom of the spacer to
adjust the spacer position (height adjust-
ment of -0.5 mm).
Figure 1-6-81
Figure 1-6-82
5. Retighten the screw holding the fixing unit
and refit the stopper.
6. Refit all the removed parts.
Spacer
Screw
Stopper
Original Copy
example 1
Copy
example 2
Fixing unit
Spacer
Stopper
Height adjustment: 0 mm
(Second step from the bottom) Height adjustment: -0.5 mm
(First step from the bottom) Height adjustment: +0.5 mm
(Third step from the bottom)
[Cross section viewing from the right side of the machine]