Tile yoyaka injini imadziwikanso kuti kukanda matailosi, kugwira matailosi. Ngati matailosi a crankshaft okhala ndi ndodo zolumikizira alibe mafuta, zingayambitse kung'ambika ndi zochitika zina, zomwe ndi vuto lalikulu komanso lovulaza kwambiri. Zikwapu, milandu yowopsa "imagwira kutsinde" komanso kuswa crankshaft.
Zotsatirazi ndikuwunika mwachidule zifukwa zingapo zodziwika kuti injini igwire matailosi.
Nthawi zambiri, injini imatsekedwa chifukwa chamafuta osakwanira a injini. Makhalidwe ogwirira ntchito a injini ndi osauka, ndipo kutentha kwa injini ndi kutentha kwakukulu kumachitika. Ngati mafuta oyenerera sangasankhidwe molingana ndi malamulo ogwiritsira ntchito kapena mafuta abodza ndi otsika sangagwiritsidwe ntchito kupereka mafuta abwino pachitsamba chonyamula, kuvala kwachilendo kwa chitsamba chonyamula kumachitika, ndipo kugwira ntchito kwanthawi yayitali kumabweretsa kulephera kwa chitsamba chobala.
Injini zina zimalephera chifukwa chosakwanira kutalika kodzaza pomwe zonyamula zimasonkhanitsidwa. Ngati kutalika kwa chitsamba chonyamulira sikukwanira, kukwanirana pakati pa chitsamba chonyamula ndi dzenje lapampando pampando wapampando sikukhala kokwanira, zomwe sizingathandizire kutentha kwa chitsamba chonyamula, chomwe chimapangitsa chitsamba chonyamula kuti chifike. kugwidwa, ndipo chitsamba choberekera chidzazungulira mu dzenje la mpando, zomwe zimapangitsa kuti mpando wa chitsamba ukhale wosazolowereka. Kuzungulirako kumapangitsa kuti dzenje la mafuta litsekeke, ndipo kutentha kwa chitsamba chonyamula kumakwera mpaka kumayaka ndipo kulephera kugwira chitsamba kumachitika.
Ngati kutalika kwa chitsamba chonyamula ndi chachikulu kwambiri, kungayambitsenso chitsamba chobala. Ngati kutalika kwa chitsamba chonyamulirako kuli kwakukulu kwambiri, chitsamba chonyamula chimapunthwa pambuyo pa msonkhano, pamwamba pa chitsamba chonyamula chidzakhala makwinya, ndipo kusiyana kofananira pakati pa chitsamba chonyamula ndi crankshaft kudzawonongeka, komwe kumatsogolera. mpaka kulephera kwa chitsamba chobala.
