Zomangira zamutu za truss nthawi zambiri zimakhala zofooka kuposa zomangira zamtundu wina uliwonse, koma zimakondedwa pamapulogalamu omwe amafunikira chilolezo chochepa pamwamba pamutu.Atha kusinthidwanso kuti achepetse chilolezocho mopitilira apo, ndikuwonjezeranso pamwamba pa kubala.
Ngakhale kuti ndi otsika mphamvu, amatha kugwiritsidwabe ntchito pomanga zitsulo ndi zitsulo.Amatha kubowoleredwa, kuponyedwa ndi kumangirizidwa, zonse mothamanga kumodzi, kupulumutsa nthawi ndi khama zomwe mukadayenera kuziyika mwanjira ina.Iwo akhoza kuchotsedwa ndi phillip mutu screwdriver.Imapezeka muzitsulo zosapanga dzimbiri, chitsulo cha kaboni, ndi chitsulo cha alloy kuti iwonongeke kwambiri ndikupangitsa kuti isachite dzimbiri.
Zomangira za mutu wa truss zodzibowolera zomangira ziyenera kukhala zodulira zitsulo zolemera.Ali ndi mitu yapadera yopangidwa kuti ichepetse torque koma imakhala ndi mphamvu zogwira mwamphamvu.Amatha kuyendetsa zitsulo mpaka 0.125 mainchesi wandiweyani ndi RPM mlingo wa 1500. Amabwera muzitsulo zosiyanasiyana kuti agwirizane ndi ntchito ndi ntchito.
Mosasamala kanthu kuti zinthu zomwe zimayenera kubowoledwa ndi zitsulo zachitsulo kapena zitsulo zozama kwambiri (pakati pa 12 mpaka 20 geji), zomangira zodzibowola zimatha kulumikiza mosavuta ndikumanga kapangidwe kake.