Ka Pulungoana selemong sena, molula-setulo oa k'hamphani ea rona o ile a etella pele basebetsi ba bang ho etela limmaraka tsa linaha le libaka tse ling.Khampani ea rona e lula e lumela hore bareki ke leruo la rona la bohlokoa, 'me morero oa rona oa khoebo ke ho khotsofatsa bareki.Ke feela ka ho utloisisa bareki le 'maraka re ka fihlelang khotsofalo ea bareki le ho latela mokhoa oa' maraka.

E le ho utloisisa bareki le 'maraka, Molula-setulo o ile a etsa qeto ea ho ea linaheng tse fapaneng le libakeng tse fapaneng ka boeena ho shebella' maraka haufi-ufi, ho tseba tsoelo-pele ea merero e sebelisang thepa ea ho futhumatsa linaheng tse sa tšoaneng le libakeng tse fapaneng, ho utloisisa mathata a sebele a kopanang le ho reka le kenya, le ho tseba mokhoa o latelang oa 'maraka oa lisebelisoa tsa ho futhumatsa linaheng tse fapaneng le libakeng tse fapaneng.Ho itšetlehile ka boitsebiso bona, Molula-setulo o tla theha litsela tse ncha tsa mosebetsi, tharollo ea mathata, tsoelo-pele le nako ea merero e mecha ea lihlahisoa, joalo-joalo, e le ho fana ka maikutlo a nepahetseng le a potlakileng bakeng sa tlhahiso ea saense le tsoelo-pele e sebetsang hantle.
Ho tsoa phihlelong le thekenoloji e fumanoeng ka ho shebella 'maraka, molula-setulo o atisa ho fana ka maikutlo le ho buisana le litsebi, ho buisana ka ts'ebetso le ponahalo ea mefuta e mengata e tsebahalang' marakeng, ho buisana ka likarolo tsa tsamaiso ea ho kopanya metsi le ntlafatso ea bona, le ho nchafatsa batho ba hōlileng tsebong. lihlahisoa tse kang li-valve tsa radiator, li-valve tsa ho laola mocheso, lisebelisoa tsa radiator, joalo-joalo le tsona li atisa ho ameha nakong ea maeto.
Ts'ebetsong ea ho etela bareki linaheng le libakeng tse sa tšoaneng, Molula-setulo o boetse o nka maeto a bareki ka maikutlo a bohlokoa haholo.Ho nkoa e le habohlokoa ho lokisetsa ketelo hantle.Pele ho leeto la khoebo, o tloaelane le maemo a itseng a khoebo, ho kenyeletsoa motho ea ikarabellang bakeng sa ho reka, ea etsang liqeto, 'maraka le boemo ba thekiso ea khoebo, le boemo ba mokoloto ba khoebo.

Phapang pakeng tsa bareki le 'maraka e etsa hore tataiso le angle ea ho shebella li fapane.Molula-setulo le basebeletsi ba bang ka linako tse ling ba buisana ka thekiso ea sebele ea mefuta e mengata le bareki lebenkeleng la liphaephe tsa boenjiniere tsa bareki, 'me ka linako tse ling ba na le lipuisano tse tebileng le bareki ba lireschorenteng tse haufi, tse kang ho buisana ka hore na ke hobane'ng ha litlhaloso le boholo ba mofuta oa mefuta e mengata sebaka se itseng se ratoa, mokhoa oa ho kena 'marakeng oa lehae, le hore na ke lihlahisoa life tse lokelang ho khothaletsoa.