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• Regularly use the hot air sterilization function (chap. 18.3) following cleaning. The shelves and the
emptied water pan can remain inside the chamber during this operation.
• Have replaced the CO
2
sterile filter (gas fine filter) once or twice a year.
What to do in case of contamination?
• Throw away / autoclave contaminated cultures.
• Carefully inspect cultures that seem to be uncontaminated.
• Clean the chamber as described. Wipe the inner chamber and the doors with a disinfectant and allow
drying. Autoclave the shelves. Empty the water pan and autoclave it.
• Perform a hot air sterilization.