Canon imageRunner 6020 Reference Manual Reference Manual page 36

s Avoid poorly ventilated locations.
During use, this machine generates a slight amount of ozone. Although sensitivity to
ozone may vary, this amount is not harmful. Nevertheless, if the machine is used for a
prolonged period of time in a poorly ventilated room, or when making a large quantity of
prints, be sure to ventilate the room to make the working environment as comfortable as
possible.
1
s Avoid locations where a considerable amount of dust accumulates.
s Avoid locations where ammonia gas is emitted.
s Avoid locations near volatile or flammable materials, such as alcohol or
paint thinner.
s Avoid locations which are subject to vibration.
For example, avoid installing the machine on unstable floors or stands.
1-4 Installation Location and Handling