
Kapangidwe ka phokoso lochepa, kuteteza malo ogwirira ntchito:Injini yamagetsi imagwira ntchito pamlingo wochepa kwambiri wa phokoso kuposa injini ya dizilo. Kuphatikiza ndi kapangidwe kabwino ka kutchinjiriza mawu, kuipitsa phokoso kumawongoleredwa bwino, zomwe zimathandiza kuti igwire ntchito m'malo ndi nthawi zomwe zimakhudzidwa ndi phokoso, monga m'malo okhala anthu, pafupi ndi zipatala ndi masukulu, komanso usiku.
Kukonza kosavuta, kugwiritsa ntchito mopanda nkhawa:Kapangidwe ka magetsi ndi kosavuta, zomwe zimapangitsa kuti pasakhale kufunikira kokonza makina amafuta, mafuta a injini, ndi makina otulutsa utsi nthawi zonse. Izi zimachepetsa kuchuluka ndi mtengo wokonza nthawi zonse.