Patent AT-E400786-T1: [Translated] METHOD FOR CLEANING HEAT EXCHANGERS HAVING LANES IN INDOOR AIR CONDITIONING SYSTEMS

The nozzles (12) are arranged in comb fingers (14) introduced into the interspace between the fins (10). Each finger has one or more nozzles. The fingers are so designed, that on placing the nozzle head (13) on the end face of the fins, the nozzles align with the interspaces. The nozzles are arranged in at least one row. Their spacing is uniform, amounting to 1-6 mm. Nozzles on one finger, are set at various angles with respect to each other. The head includes a handle.