3. OPERATION AND TIMING
COPYRIGHT © 2001 CANON INC. CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
3-174
d.
Polishing Roller
The polishing roller polishes the surface of the transfer belt to prevent adhesion of fixing oil to the
photosensitive drum, particularly in two-sided copying mode, thereby preventing foggy images.
The transfer belt is polished in response to a press on the power switch after having made 5,000 copies
(cumulative), and the operation is continued until the transfer belt has made 30 rotations.
The polishing roller is butted against the transfer belt when the polishing/oil removing motor (M15)
rotates clockwise and the polishing roller solenoid (SL18) turns on, rotating the cam through the control ring
and operating the push-on spring.
The polishing roller is moved away from the transfer belt when the solenoid turns off to move the cam
before it meets the seam.
The polishing roller rotates slightly to change its position of contact against the transfer belt when the
operation of the transfer belt lifter pushes the one-way clutch lever.
If the polishing/oil removing motor rotation speed deviates because of an error, ‘E018’ will be indicated
on the control panel.
Figure 3-642
Transfer belt
Polishing/oil removing motor (M15)
Cam
(front of copier)
Polishing roller
Polishing roller solenoid
(SL18)
One-way clutch lever
DC controller PCB
Polishing/oil removing motor
CW rotation drive signal
(M15CW)
Polishing roller solenoid drive signal (SL18D*)
Push-on spring
Transfer belt feeding direction
Control ring
J2218B-7
J2218A-9
Содержание Vizcam 1000
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