Table 6-1 (Cont.) - Ricoh Aficio 480W Dolphin-C2 Service Manual

28 April 2005

Table 6-1 (cont.)

Temp. Control 1
Above 841 mm (W)
Below 840 mm (W)
Temp. Control 2
Above 841 mm (W)
Below 840 mm (W)
Temp. Control 3
Above 841 mm (W)
Below 840 mm (W)
Temp. Control 4
X: Pressure roller temperature
*1
When copying starts with tracing paper with Temperature Control 1, the target
hot roller temperature is 205°C and the target pressure roller temperature is
above 145°C.
*2
When copying starts with tracing paper with Temperature Control 2, the target
hot roller temperature is 195°C and the target pressure roller temperature is
above 130°C.
*3
When copying starts with tracing paper with Temperature Control 3, the target
hot roller temperature is 195°C and the target pressure roller temperature is
above 60°C.
TRACING PAPER
Pressure
Target Hot Roller Temp.
Roller Temp.
Entire area
205°C
Below 160°C 205°C
160°C~185°C -0.0243X
185°C 165°C
Entire area
195°C
Below 150°C 195°C
150°C~175°C -0.179X
Above 175°C 165°C
Entire area
195°C
Below 150°C 195°C
150°C~175°C -0.0179X
Above 175°C 165°C
Entire area
165°C
6-53
2
+7729X -256.73°C
2 2
+4.6607 –102.86°C
2
+4.6607X-102.86°C
FUSING UNIT
Comments
Idling: Control
temp for pressure
roller is 145°C ~
1
180°C*
Idling: Control
temp for pressure
roller is 130°C ~
2
145°C*
Idlilng control
temperature for
pressure roller is
3
60~75°C* .