Ricoh FT556, Service Manual

Page: 150 / 520

31 March ’87
3. FUSING PRESSURE ADJUSTMENT
Pressure adjustment is required when unfused
copy or paper creasing occurs.
Ensure that the pressure is even on both sides.
1. Remove the fusing unit.
2. Remove the fusing unit cover [A] (2
screws).
3. Open the fusing exit assembly [B].
4. Move the pressure springs [C] to the de-
sired position. (See the following table.)
Position
Nip Width Spring Pressure
A -- a
6.3 ± 0.5 mm
32.8 kg
A -- b
6.9 ± 0.5 mm
42.1 kg
B -- a*
6.7 ± 0.5 mm
39.9 kg
B -- b
7.3 ± 0.5 mm
46.5 kg
* Standard
3-21