DEVICE WITH CLEANING DEVICE FOR PRODUCING AN EXHAUST GAS AFTERTREATMENT DEVICE
In the case of a method for producing an exhaust gas aftertreatment device (1), in the case of which method a unit which has an exhaust gas aftertreatment element (2) and a flexible mounting mat (3) which surrounds the exhaust gas aftertreatment element (2) on the circumferential side is pushed into a receiving chamber (5) of a housing (4) of the exhaust gas aftertreatment device (1) by means of a push-in device (6) which comprises a guide housing (4) with a guide channel (8) and which comprises a ram (13), an undesired displacement of the exhaust gas aftertreatment element (2) relative to the mounting mat (3) can be avoided by way of cleaning of the wall of the guide channel (8) by means of a cleaning device (16) of the push-in device (6).