A process for the conversion of a web-fed printing machine from a current production of a first printed product to a subsequent production of a second printed product

A process for the conversion of a web-fed printing machine (01) from a current production of a first printed product to a subsequent production of a second printing product, said first pressure product from a web printing machine (01) currently supplied to the first material web and the second printed product from a web printing machine (01) below to be supplied to the second material web is produced, whereby these material webs differ from each other in their respective width and / or in the variety and / or grammage of its material, a time for preparing a compound of the second material web with the first web of material from an at least current production of first printed product-controlling control unit (11; 12) is determined, wherein the determination in response to a print job corresponding production data is carried out, wherein the production data of at least the current production of the first printed product controlling Steuerein unit (11; 12) automatically (by a control unit 16) are made of a production planning system is available, wherein the first and the second material web to be processed in each case after their passage through the web printing press (01) (in a folding apparatus 07) to a sequence of individual copies of the respective printed product, wherein the copies of the respective printed products in the folding apparatus (07) gap temporarily formed in one of spaced apart jaws are held, wherein a set for holding in each case a copy of the first printed product width of the gap of the folding jaws on the length for holding in each case a copy of the second printed product is manually or automatically adjusted by an adjusting device, ...