Canon CLC 1120 Service Manual page 457

7. If multiple copies exist, arrange them so that the exhaust from one will not directly be drawn
into another.
In addition, avoid installing the machine near the air vent of the room.
In general, the silicone gas (vaporized silicone oil from the fixing assembly) generated by a
copier tends to soil its corona charging wire, shortening its life. Keep in mind that this
phenomenon is particularly conspicuous in a low-humidity environment.
COPYRIGHT © 1999 CANON INC.
Exhaust
Wrong
Figure 11-104
Exhaust
Wrong
Figure 11-105
CANON CLC1120/1130/1150 REV.0 MAR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 11 INSTALLATION
11-3