Ko te kaiwhakahaere motuka Dc i te wa e whakamahia ana, me mohio ki te tikanga tika hei mahi i tana mahi. Ki te whakauru i raro hanga iti i runga i te dc motini pūmana e whakamahia ana me aro ki nga korero. 1. Mena karekau he tono motuhake o te hua, kare e taea e te ngaohiko whakatauhia o te kaiwhakahaere motuka dc te huri i te mahi a te punaha, hei karo i te whakakorenga aukume tuturu. 2. Whakamahia, whakarongo ki te nui o naianei, huringa pāmahana, me te raruraru o te ara iahiko autō tuwhera iahiko ina disassembling karo aukume demagnetization pūmau; 3. Ka huri i te paraihe ki te horoi puehu waro hiko a tawhio noa, horoia ki te waipiro, te penehi me te commutator, me te whakawhiti ki te paraihe hou, karekau he uta i te tuatahi. Kei runga ake ko te whakamahinga o te kaiwhakahaere motuka dc ko te aro ki nga korero ka whakauruhia.
Ko te roopu HOPRIO he kaihanga ngaio o te kaiwhakahaere me nga motuka, i whakapumautia i te 2000. Te tari matua o te roopu i Changzhou City, Jiangsu Province.
