A method for removing a cleaning device from a printing machine and for inserting an insertable device selected from the group consisting of the cleaning device and another cleaning device, respectively, into the printing machine, the insertable device being secured in position in the printing machine, after being inserted, by a fixing device, which comprises:
- opening a protective covering of the printing machine and automatically inactivating a fixing device by the opening of the protective covering, removing a cleaning device from the printing machine through an opening in the printing machine exposed by the protective covering, inserting an insertable device selected from the group consisting of the cleaning device and another cleaning device, into the printing machine, and closing the protective covering and automatically activating the fixing device by the closing of the protective covering, so that the insertable device is secured in an inserted position thereof.