Ricoh A220 Service-Handbuch - Seite 45
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Seite drucken7.8 FUSING PRESSURE ADJUSTMENT
Rear
[A]
Front
NIP BAND WIDTH ADJUSTMENT STANDARD: 8.1 ± 0.8 mm (A175, A220),
10.0 ± 0.5 (others)
1. Make a black copy (sky shot, A3/Double Letter paper).
2. As soon as the paper starts to exit, open the left door to stop the paper in
the fusing unit.
3. Wait about 20 seconds, then turn the fusing knob quickly to deliver the
paper.
4. Measure the nip band width [A] at the center.
5. If the nip band width is not within 8.1 ± 0.8 mm, change the spring hook
position [B].
SM
A220R523.wmf
[B]
5-5
FUSING UNIT
A220R524.wmf
A220