B140 Series - Ricoh B064 Service Manual

B140 Series

[C]
The hot roller [A] and pressure roller [B] fuse the toner to the paper.
The hot roller, made of soft silicone rubber, has a thin layer of Teflon on the surface.
There are three fusing lamps [C] in the hot roller.
There are three thermostats [D] above the hot roller, near the center.
One thermistor [E] touches the hot roller near the center.
Another thermistor [F] touches the end of the hot roller.
Thermistors
Center (contact) thermistor
End (contact) thermistor
*1
Thermostats
Center (non-contact) thermostats
*1
If the thermostats trigger an alert, the thermostats must be replaced.
SM
[E]
[D]
Temperature control
Temperature control
Overheating protection
6-115
IMAGE FUSING AND PAPER EXIT
[F]
[A]
[B]
B140D003.WMF
B064 Series/B140 Series/G126