Pambuyo pa gawo lopera, lolowetsa ndi lopopera, pamakhala fumbi pa brake pad. Kuti tipeze utoto wabwino kwambiri kapena utoto pamwamba, tiyenera kuyeretsa fumbi lochulukirapo. Chifukwa chake, timapanga makamaka makina oyeretsera pamwamba, omwe amalumikiza makina opera ndi mzere wopopera. Zipangizozi zimagwiritsidwa ntchito poyeretsa kumbuyo kwa brake pad yachitsulo, yomwe ingakwaniritse zofunikira pakuyeretsa dzimbiri ndi okosijeni pamwamba. Imatha kudyetsa ndikutulutsa brake pad mosalekeza. Ilinso ndi mawonekedwe osavuta kugwiritsa ntchito komanso ogwira ntchito bwino.
Makinawa ali ndi chimango, splint, njira yoyeretsera, njira yonyamulira ndi njira yoyatsira fumbi. Njira yoyeretsera imaphatikizapo maziko a injini, mbale yothandizira tebulo lotsetsereka looneka ngati V, njira yonyamulira ya z-axis yomwe ingakwezedwe mmwamba ndi pansi, ndipo ngodya ikhoza kusunthidwa kumanzere ndi kumanja. Gawo lililonse la chipangizo choyatsira fumbi lili ndi doko losiyana loyatsira fumbi.
Lumikizani ndi lamba wonyamulira, mabuleki amatha kutumizidwa okha ku makina oyera, akatsukidwa bwino ndi maburashi, amalowa mu mzere wopopera. Zipangizozi ndizoyenera kwambiri mabuleki a magalimoto apaulendo ndi magalimoto amalonda.