Fusing Temperature Control (For Bizhub 211/220) - Konica Minolta bizhub 169 Service Manual

Theory of Operation Ver. 1.0 Apr. 2007
19.4.3

Fusing Temperature Control (for bizhub 211/220)

• The Fusing Roller Heater Lamp is turned ON and OFF to keep a set temperature on the
surface of the Fusing Roller.
• The Fusing Roller surface temperature is detected by using a thermistor that translates
the temperature to a corresponding electrical signal.
• If the Fusing Roller temperature becomes excessively high, the Fusing Roller Heater
Lamp is shut down.
<Temperature Control in Standby State>
Machine Condition or Paper Type
Standby
Plain paper (width: 221 mm or more)
Plain paper (width: 220 mm or less)
Thick paper (width: 201 mm or more)
Thick paper (width: 200 mm or less)
OHP film (width: 201 mm or more)
OHP film (width: 200 mm or less)
19. Fusing unit section
Warm-up completed
Mode 1 Mode 2
180 °C → 165 °C
180 °C
180 °C 180 °C
180 °C 180 °C
200 °C 200 °C
200 °C 200 °C
165 °C 165 °C
165 °C 165 °C
A08EE576AA
Mode 3
165 °C
180 °C
180 °C
200 °C
200 °C
165 °C
165 °C
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