Zipangizo zazikulu/zida zofanana za chida chobowolera (chogwirira ntchito) zikuphatikizapo matanki a matope, mapampu a matope, derrick kapena mast, zokokera, tebulo lozungulira kapena choyendetsera chapamwamba, chingwe chobowolera, zida zopangira magetsi, zida zotetezera ndi zida zothandizira.
Zigawo zofanana bwino ndi maziko a kayendetsedwe kabwino komanso kogwira mtima kwa chipangizo cha VS Petro nthawi zonse amapanga ndikupereka zida zapamwamba kwambiri zobowolera malinga ndi akatswiri athu pantchito iliyonse yobowolera ndi kukonza zitsime za mafuta/gasi.
Ndi ulamuliro wokhwima pa gawo lililonse lopanga mapangidwe, zipangizo, kusonkhanitsa, kuyesa ndi kupaka utoto, timapereka zida zabwino kwambiri zogwirira ntchito zobowola.
Zipangizo zonse zobowola zimagwirizana ndi muyezo wa API, ISO kapena GOST.
