Ma berelo a mpira odzilungamitsa okha ndi odziwikiratu chifukwa cha luso lawo lapadera lodzipangira okha kusanja bwino pakati pa shaft ndi nyumba. Kusokoneza uku kungayambike chifukwa cha kusintha kwa shaft, zolakwika zokwera, kapena kukhazikitsa maziko. Mosiyana ndi ma bearings okhazikika, mitundu yodziyimira yokha imapereka kusinthasintha kwa magwiridwe antchito, kuchepetsa kupsinjika komwe kumabweretsa kulephera msanga pakufunsira.

Ma berelo a mpira odzilungamitsa okha ndi odziwikiratu chifukwa cha luso lawo lapadera lodzipangira okha kusanja bwino pakati pa shaft ndi nyumba. Kusokoneza uku kungayambike chifukwa cha kusintha kwa shaft, zolakwika zokwera, kapena kukhazikitsa maziko. Mosiyana ndi ma bearings okhazikika, mitundu yodziyimira yokha imapereka kusinthasintha kwa magwiridwe antchito, kuchepetsa kupsinjika komwe kumabweretsa kulephera msanga pakufunsira.