Mota yopukutira imayendetsedwa ndi mota. Kudzera mu njira yolumikizira ndodo, kayendedwe kozungulira ka mota kamasinthidwa kukhala kayendedwe kobwerezabwereza ka mkono wopukutira, kuti ntchito yopukutira igwire ntchito. Nthawi zambiri, mota imatha kuyatsidwa kuti chopukutira chigwire ntchito.
Chotsukira galasi la galimoto chimayendetsedwa ndi injini ya chotsukira galasi la galimoto, ndipo potentiometer imagwiritsidwa ntchito kuwongolera liwiro la injini ya magiya angapo.
Kumbuyo kwa mota ya wiper kuli giya yaying'ono yolumikizira yomwe ili mkati mwa nyumba yomweyo kuti ichepetse liwiro lotulutsa kufika pa liwiro lofunikira. Chipangizochi chimadziwika kuti Wiper drive Assembly. Shaft yotulutsa ya msonkhano imalumikizidwa ndi chipangizo chamakina kumapeto kwa wiper, ndipo kugwedezeka kobwerezabwereza kwa wiper kumachitika kudzera mu fork drive ndi spring return.
