A blow-off ring for cleaning components of an electric motor includes a first ring element and a second ring element, where the first ring element and the second ring element can be assembled in order to enclose an annular cavity within the blow-off ring. The first ring element and/or the second ring element has nozzles which are connected to the annular cavity and which extend along an inner circumferential surface and/or an outer circumferential surface of the blow-off ring.
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