Ricoh 8700W Operating Instructions Manual page 59

DO'S AND DON'TS
S To avoid possible build-up ozone, make sure to locate this copier in a large
well-ventilated room that has an air turnover of more than 30 m
S When the main switch is in the Stand-by position, the anticondensation
heaters are on. In case of emergency, unplug the machine's power cord.
Then contact your service representative.
52 MAINTAINING YOUR COPIER
3
/hr/person.