Ricoh FT5034 Service Manual page 138

12. Copy Image is insufficiently fused
Problem
The image can be
rubbed off with fingers.
1. Replace the pressure spring on the fusing unit.
Center
Front
Rear
* Deviation between front and rear must be less than 0.4 mm
1. The nip width is too narrow.
2. The fusing temperature is too low.
3. Thermistor malfunction.
Action
Specification
5.6 ± 0.4 mm
- 137 -
Cause
Remarks
Paper
feed
direction
Nip width